<?xml version="1.0" encoding="us-ascii"?>
<!-- XBRL Generated with XBRLMark Copyright (C) by RR Donnelley -->
<!-- Based on XBRL 2.1 -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" roleURI="http://www.xbrl.org/2009/role/negatedLabel" />
  <roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" />
  <roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" />
  <labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DocumentAndEntityInformationAbstract" xlink:label="sif_DocumentAndEntityInformationAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DocumentAndEntityInformationAbstract" xlink:to="sif_DocumentAndEntityInformationAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DocumentAndEntityInformationAbstract_lbl" xml:lang="en-US">Document and Entity Information [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DocumentAndEntityInformationAbstract_lbl" xml:lang="en-US">Document and entity information.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentType" xlink:label="dei_DocumentType" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl" xml:lang="en-US">Document Type</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US">Amendment Flag</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US">Document Period End Date</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalYearFocus" xlink:to="dei_DocumentFiscalYearFocus_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalYearFocus_lbl" xml:lang="en-US">Document Fiscal Year Focus</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalPeriodFocus" xlink:to="dei_DocumentFiscalPeriodFocus_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xml:lang="en-US">Document Fiscal Period Focus</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US">Entity Registrant Name</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US">Entity Central Index Key</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CurrentFiscalYearEndDate" xlink:to="dei_CurrentFiscalYearEndDate_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US">Current Fiscal Year End Date</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US">Entity Filer Category</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="dei_EntityCommonStockSharesOutstanding" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCommonStockSharesOutstanding" xlink:to="dei_EntityCommonStockSharesOutstanding_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xml:lang="en-US">Entity Common Stock, Shares Outstanding</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="us-gaap_IncomeStatementAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeStatementAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xml:lang="en-US">Consolidated Statements of Operations [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="us-gaap_SalesRevenueNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesRevenueNet" xlink:to="us-gaap_SalesRevenueNet_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SalesRevenueNet_lbl" xml:lang="en-US">Sales Revenue Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SalesRevenueNet_lbl" xml:lang="en-US">Net sales</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SalesRevenueNet_lbl" xml:lang="en-US">Net sales from continuing operations</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="us-gaap_OperatingExpensesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpensesAbstract" xlink:to="us-gaap_OperatingExpensesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xml:lang="en-US">Operating expenses:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xml:lang="en-US">Operating Expenses [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="us-gaap_CostOfGoodsSold" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfGoodsSold" xlink:to="us-gaap_CostOfGoodsSold_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfGoodsSold_lbl" xml:lang="en-US">Cost of Goods Sold</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CostOfGoodsSold_lbl" xml:lang="en-US">Cost of goods sold</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SellingGeneralAndAdministrativeExpense" xlink:to="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" xml:lang="en-US">Selling, General and Administrative Expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" xml:lang="en-US">Selling, general and administrative expenses</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfIntangibleAssets" xlink:to="us-gaap_AmortizationOfIntangibleAssets_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xml:lang="en-US">Amortization of Intangible Asset</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xml:lang="en-US">Amortization expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xml:lang="en-US">Amortization of intangible assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingExpenses_lbl" xml:lang="en-US">Total operating expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpenses_lbl" xml:lang="en-US">Operating Expenses</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US">Consolidated operating income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US">Operating income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US">Operating income (loss) from continuing operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US">Operating Income (Loss)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="us-gaap_InvestmentIncomeInterest" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentIncomeInterest" xlink:to="us-gaap_InvestmentIncomeInterest_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xml:lang="en-US">Interest income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xml:lang="en-US">Investment Income, Interest</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpense_lbl" xml:lang="en-US">Interest Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestExpense_lbl" xml:lang="en-US">Interest expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InterestExpense_lbl" xml:lang="en-US">Interest expense, net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:to="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" xml:lang="en-US">Foreign Currency Transaction Gain (Loss), before Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" xml:lang="en-US">Foreign currency exchange loss (gain)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="us-gaap_OtherNonoperatingIncomeExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNonoperatingIncomeExpense" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xml:lang="en-US">Other Nonoperating Income (Expense)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xml:lang="en-US">Other income, net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" xml:lang="en-US">Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" xml:lang="en-US">Consolidated income from continuing operations before income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" xml:lang="en-US">Income before income tax provision</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Income Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US">Net income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US">Net income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US">Net Income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US">Net Income (Loss) Attributable to Parent</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xml:lang="en-US">Earnings Per Share [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xml:lang="en-US">Net income per share:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="us-gaap_EarningsPerShareBasic" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US">Earnings Per Share, Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US">Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US">Net income per share - basic</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="us-gaap_EarningsPerShareDiluted" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareDiluted" xlink:to="us-gaap_EarningsPerShareDiluted_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US">Earnings Per Share, Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US">Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US">Net income per share - diluted</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US">Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US">Weighted-average common shares outstanding (basic)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US">Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US">Weighted-average common shares outstanding (diluted)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US">Consolidated Balance Sheets [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="us-gaap_AssetsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US">ASSETS</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US">Assets [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Cash and cash equivalents at end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Cash and cash equivalents at beginning of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Cash and cash equivalents</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="us-gaap_ReceivablesNetCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReceivablesNetCurrent" xlink:to="us-gaap_ReceivablesNetCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReceivablesNetCurrent_lbl" xml:lang="en-US">Receivables, Net, Current</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ReceivablesNetCurrent_lbl" xml:lang="en-US">Receivables, net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNet" xlink:to="us-gaap_InventoryNet_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_InventoryNet_lbl" xml:lang="en-US">Total inventories</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InventoryNet_lbl" xml:lang="en-US">Inventories</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryNet_lbl" xml:lang="en-US">Inventories, Net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxesReceivable" xlink:label="us-gaap_IncomeTaxesReceivable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxesReceivable" xlink:to="us-gaap_IncomeTaxesReceivable_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxesReceivable_lbl" xml:lang="en-US">Refundable income taxes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxesReceivable_lbl" xml:lang="en-US">Income Taxes Receivable</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsNetCurrent" xlink:label="us-gaap_DeferredTaxAssetsNetCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsNetCurrent" xlink:to="us-gaap_DeferredTaxAssetsNetCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsNetCurrent_lbl" xml:lang="en-US">Deferred Tax Assets Net Current</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredTaxAssetsNetCurrent_lbl" xml:lang="en-US">Deferred income taxes</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:to="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xml:lang="en-US">Prepaid Expense and Other Assets Current</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xml:lang="en-US">Prepaid expenses and other current assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AssetsCurrent_lbl" xml:lang="en-US">Total current assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrent_lbl" xml:lang="en-US">Assets, Current</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xml:lang="en-US">Property, Plant and Equipment, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xml:lang="en-US">Property, plant and equipment, net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:to="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xml:lang="en-US">Intangible assets, net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Goodwill" xlink:to="us-gaap_Goodwill_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Goodwill_lbl" xml:lang="en-US">Goodwill</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_Goodwill_lbl" xml:lang="en-US">Balance at September 30, 2012</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_Goodwill_lbl" xml:lang="en-US">Balance at September 30, 2011</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Goodwill_lbl" xml:lang="en-US">Goodwill</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="us-gaap_OtherAssetsNoncurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsNoncurrent" xlink:to="us-gaap_OtherAssetsNoncurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xml:lang="en-US">Other Assets, Noncurrent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xml:lang="en-US">Other assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US">Consolidated total assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US">Total assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US">Identifiable assets (excluding cash) of continuing operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US">Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US">LIABILITIES AND SHAREHOLDERS' EQUITY</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US">Liabilities and Equity [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="us-gaap_LongTermDebtCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtCurrent" xlink:to="us-gaap_LongTermDebtCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtCurrent_lbl" xml:lang="en-US">Long-term Debt, Current Maturities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtCurrent_lbl" xml:lang="en-US">Current maturities of long-term debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LongTermDebtCurrent_lbl" xml:lang="en-US">Less-current maturities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xml:lang="en-US">Accounts Payable, Current</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xml:lang="en-US">Accounts payable</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="us-gaap_AccruedLiabilitiesCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xml:lang="en-US">Total accrued liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xml:lang="en-US">Accrued liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xml:lang="en-US">Accrued Liabilities Current</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xml:lang="en-US">Total current liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xml:lang="en-US">Liabilities, Current</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtNoncurrent" xlink:to="us-gaap_LongTermDebtNoncurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xml:lang="en-US">Long-term debt, net of current maturities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xml:lang="en-US">Long-term Debt, Excluding Current Maturities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="us-gaap_DeferredTaxLiabilitiesNoncurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:to="us-gaap_DeferredTaxLiabilitiesNoncurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesNoncurrent_lbl" xml:lang="en-US">Deferred income taxes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesNoncurrent_lbl" xml:lang="en-US">Deferred Tax Liabilities, Net, Noncurrent</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="us-gaap_OtherLiabilitiesNoncurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesNoncurrent" xlink:to="us-gaap_OtherLiabilitiesNoncurrent_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xml:lang="en-US">Other Liabilities, Noncurrent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xml:lang="en-US">Other long-term liabilities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="us-gaap_StockholdersEquityAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US">Shareholders' equity:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US">Stockholders' Equity Attributable to Parent [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockValue" xlink:to="us-gaap_PreferredStockValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US">Preferred Stock, Value, Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US">Serial preferred shares, no par value, authorized 1,000 shares</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US">Common Stock, Value, Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US">Common shares, par value $1 per share, authorized 10,000 shares; issued 5,366 shares in 2012 and 5,335 shares in 2011; outstanding 5,366 shares in 2012 and 5,299 shares in 2011</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="us-gaap_AdditionalPaidInCapital" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US">Additional Paid in Capital</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US">Additional paid-in capital</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US">Retained earnings</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US">Total accumulated other comprehensive loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US">Accumulated other comprehensive loss</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="us-gaap_TreasuryStockValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockValue" xlink:to="us-gaap_TreasuryStockValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TreasuryStockValue_lbl" xml:lang="en-US">Treasury Stock, Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_TreasuryStockValue_lbl" xml:lang="en-US">Common shares held in treasury at cost, no shares in 2012 and 36 shares in 2011</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US">Total shareholders' equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US">Beginning balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US">Ending balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US">Stockholders' Equity Attributable to Parent</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US">Total liabilities and shareholders' equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US">Liabilities and Equity</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockNoParValue" xlink:label="us-gaap_PreferredStockNoParValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockNoParValue" xlink:to="us-gaap_PreferredStockNoParValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockNoParValue_lbl" xml:lang="en-US">Serial preferred shares, par value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockNoParValue_lbl" xml:lang="en-US">Serial preferred shares, Par value</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="us-gaap_PreferredStockSharesAuthorized" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US">Serial preferred shares, shares authorized</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US">Serial preferred shares, shares authorized</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US">Common shares, par value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US">Common shares, par value</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="us-gaap_CommonStockSharesAuthorized" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US">Common shares, shares authorized</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US">Common shares, shares authorized</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US">Common shares, shares issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US">Common shares, shares Issued</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="us-gaap_CommonStockSharesOutstanding" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US">Common shares, shares outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US">Common shares, shares Outstanding</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="us-gaap_TreasuryStockShares" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockShares" xlink:to="us-gaap_TreasuryStockShares_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TreasuryStockShares_lbl" xml:lang="en-US">Treasury stock shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TreasuryStockShares_lbl" xml:lang="en-US">Treasury stock, shares</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US">Consolidated Statements of Cash Flows [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from operating activities:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Adjustments to reconcile net income to net cash provided by operating activities:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="us-gaap_DepreciationDepletionAndAmortization" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationDepletionAndAmortization" xlink:to="us-gaap_DepreciationDepletionAndAmortization_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US">Depreciation, Depletion and Amortization</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US">Consolidated depreciation and amortization expense</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryLIFOReservePeriodCharge" xlink:label="us-gaap_InventoryLIFOReservePeriodCharge" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryLIFOReservePeriodCharge" xlink:to="us-gaap_InventoryLIFOReservePeriodCharge_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InventoryLIFOReservePeriodCharge_lbl" xml:lang="en-US">LIFO expense for the Forged Components Group</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InventoryLIFOReservePeriodCharge_lbl" xml:lang="en-US">LIFO provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryLIFOReservePeriodCharge_lbl" xml:lang="en-US">Inventory, LIFO Reserve, Period Charge</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShareTransactionsUnderCompanyStockPlan" xlink:label="sif_ShareTransactionsUnderCompanyStockPlan" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShareTransactionsUnderCompanyStockPlan" xlink:to="sif_ShareTransactionsUnderCompanyStockPlan_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShareTransactionsUnderCompanyStockPlan_lbl" xml:lang="en-US">Share Transactions under Company Stock Plan</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="sif_ShareTransactionsUnderCompanyStockPlan_lbl" xml:lang="en-US">Share transactions under employee stock plan</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShareTransactionsUnderCompanyStockPlan_lbl" xml:lang="en-US">The aggregate amount of noncash, equity-based employee, officer and director remuneration. This may include the value of stock or unit options, amortization of restricted stock or units. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xml:lang="en-US">Changes in operating assets and liabilities:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="us-gaap_IncreaseDecreaseInReceivables" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInReceivables" xlink:to="us-gaap_IncreaseDecreaseInReceivables_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInReceivables_lbl" xml:lang="en-US">Receivables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInReceivables_lbl" xml:lang="en-US">Increase Decrease in Receivables</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInventories" xlink:to="us-gaap_IncreaseDecreaseInInventories_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xml:lang="en-US">Inventories</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xml:lang="en-US">Increase Decrease in Inventories</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInIncomeTaxesReceivable" xlink:label="us-gaap_IncreaseDecreaseInIncomeTaxesReceivable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInIncomeTaxesReceivable" xlink:to="us-gaap_IncreaseDecreaseInIncomeTaxesReceivable_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInIncomeTaxesReceivable_lbl" xml:lang="en-US">Refundable income taxes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInIncomeTaxesReceivable_lbl" xml:lang="en-US">Increase Decrease In Income Taxes Receivable</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:to="us-gaap_IncreaseDecreaseInPrepaidExpense_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpense_lbl" xml:lang="en-US">Prepaid expenses and other current assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpense_lbl" xml:lang="en-US">Increase (Decrease) in Prepaid Expense</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xml:lang="en-US">Accounts payable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xml:lang="en-US">Increase Decrease In Accounts Payable</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xml:lang="en-US">Accrued liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xml:lang="en-US">Increase Decrease In Accrued Liabilities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xml:lang="en-US">Net cash provided by operating activities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from investing activities:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:to="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xml:lang="en-US">Payments to Acquire Businesses, Net of Cash Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xml:lang="en-US">Acquisition of businesses</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireProductiveAssets" xlink:to="us-gaap_PaymentsToAcquireProductiveAssets_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets_lbl" xml:lang="en-US">Capital expenditures</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets_lbl" xml:lang="en-US">Payments to Acquire Productive Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xml:lang="en-US">Net cash used for investing activities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from financing activities:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt" xlink:label="us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt" xlink:to="us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt_lbl" xml:lang="en-US">Proceeds from term note</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfOtherLongTermDebt_lbl" xml:lang="en-US">Proceeds from Issuance of Other Long-term Debt</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepaymentsOfOtherLongTermDebt" xlink:label="us-gaap_RepaymentsOfOtherLongTermDebt" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfOtherLongTermDebt" xlink:to="us-gaap_RepaymentsOfOtherLongTermDebt_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfOtherLongTermDebt_lbl" xml:lang="en-US">Repayments of term note</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfOtherLongTermDebt_lbl" xml:lang="en-US">Repayments of Other Long-term Debt</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit" xlink:label="us-gaap_ProceedsFromLinesOfCredit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromLinesOfCredit" xlink:to="us-gaap_ProceedsFromLinesOfCredit_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromLinesOfCredit_lbl" xml:lang="en-US">Proceeds from revolving credit agreement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromLinesOfCredit_lbl" xml:lang="en-US">Proceeds from Lines of Credit</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepaymentsOfLinesOfCredit" xlink:label="us-gaap_RepaymentsOfLinesOfCredit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfLinesOfCredit" xlink:to="us-gaap_RepaymentsOfLinesOfCredit_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfLinesOfCredit_lbl" xml:lang="en-US">Repayments of revolving credit agreement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfLinesOfCredit_lbl" xml:lang="en-US">Repayments of Lines of Credit</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromOtherDebt" xlink:label="us-gaap_ProceedsFromOtherDebt" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromOtherDebt" xlink:to="us-gaap_ProceedsFromOtherDebt_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromOtherDebt_lbl" xml:lang="en-US">Proceeds from other debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromOtherDebt_lbl" xml:lang="en-US">Proceeds from Other Debt</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="us-gaap_PaymentsOfDividendsCommonStock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDividendsCommonStock" xlink:to="us-gaap_PaymentsOfDividendsCommonStock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xml:lang="en-US">Dividends paid</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xml:lang="en-US">Payments of Dividends, Common Stock</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xml:lang="en-US">Net cash provided by financing activities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" xml:lang="en-US">Increase (decrease) in cash and cash equivalents</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:to="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_lbl" xml:lang="en-US">Effect of exchange rate changes on cash and cash equivalents</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_lbl" xml:lang="en-US">Effect of Exchange Rate on Cash and Cash Equivalents</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract" xlink:to="us-gaap_SupplementalCashFlowInformationAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xml:lang="en-US">Supplemental disclosure of cash flow information:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="us-gaap_InterestPaidNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPaidNet" xlink:to="us-gaap_InterestPaidNet_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InterestPaidNet_lbl" xml:lang="en-US">Cash paid for interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestPaidNet_lbl" xml:lang="en-US">Interest Paid, Net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="us-gaap_IncomeTaxesPaidNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxesPaidNet" xlink:to="us-gaap_IncomeTaxesPaidNet_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xml:lang="en-US">Cash paid for income taxes, net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xml:lang="en-US">Income Taxes Paid, Net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="us-gaap_AccountingPoliciesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="us-gaap_AccountingPoliciesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xml:lang="en-US">Summary of Significant Accounting Policies [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US">Significant Accounting Policies [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US">Summary of Significant Accounting Policies</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="us-gaap_InventoryDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryDisclosureTextBlock" xlink:to="us-gaap_InventoryDisclosureTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl" xml:lang="en-US">Inventory Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl" xml:lang="en-US">Inventories</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xml:lang="en-US">Goodwill and Intangible Assets [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:to="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xml:lang="en-US">Goodwill and Intangible Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xml:lang="en-US">Goodwill and Intangible Assets Disclosure [Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtTextBlock" xlink:label="us-gaap_LongTermDebtTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtTextBlock" xlink:to="us-gaap_LongTermDebtTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtTextBlock_lbl" xml:lang="en-US">Long-term Debt [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtTextBlock_lbl" xml:lang="en-US">Long-Term Debt</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_GovernmentGrantsAbstract" xlink:label="sif_GovernmentGrantsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_GovernmentGrantsAbstract" xlink:to="sif_GovernmentGrantsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_GovernmentGrantsAbstract_lbl" xml:lang="en-US">Government Grants [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_GovernmentGrantsAbstract_lbl" xml:lang="en-US">Government grants.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_GovernmentGrantsTextBlock" xlink:label="sif_GovernmentGrantsTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_GovernmentGrantsTextBlock" xlink:to="sif_GovernmentGrantsTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_GovernmentGrantsTextBlock_lbl" xml:lang="en-US">Government Grants [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="sif_GovernmentGrantsTextBlock_lbl" xml:lang="en-US">Government Grants</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_GovernmentGrantsTextBlock_lbl" xml:lang="en-US">The entire disclosure about government grants, which includes description of accounting policy and the net deferred liability amount in the company's statement of financial position.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xml:lang="en-US">Income Tax Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xml:lang="en-US">Income Taxes</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:to="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_lbl" xml:lang="en-US">Retirement Benefit Plans</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_lbl" xml:lang="en-US">Pension And Other Postretirement Benefits Disclosure Text Block</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xml:lang="en-US">Stock-Based Compensation [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xml:lang="en-US">Stock-Based Compensation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingMeasurementDisclosuresAbstract" xlink:label="us-gaap_SegmentReportingMeasurementDisclosuresAbstract" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingDisclosureTextBlock" xlink:to="us-gaap_SegmentReportingDisclosureTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xml:lang="en-US">Business Segments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xml:lang="en-US">Segment Reporting Disclosure Text Block</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationsAbstract" xlink:to="us-gaap_BusinessCombinationsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationsAbstract_lbl" xml:lang="en-US">Business Acquisition [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationDisclosureTextBlock" xlink:to="us-gaap_BusinessCombinationDisclosureTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl" xml:lang="en-US">Business Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl" xml:lang="en-US">Business Combination Disclosure [Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="us-gaap_ConsolidationPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsolidationPolicyTextBlock" xlink:to="lab_ConsolidationPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ConsolidationPolicyTextBlock" xml:lang="en-US">Consolidation, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ConsolidationPolicyTextBlock" xml:lang="en-US">PRINCIPLES OF CONSOLIDATION</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="lab_EarningsPerSharePolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EarningsPerSharePolicyTextBlock" xml:lang="en-US">Earnings Per Share, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_EarningsPerSharePolicyTextBlock" xml:lang="en-US">NET INCOME PER SHARE</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DerivativesPolicyTextBlock" xlink:label="us-gaap_DerivativesPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesPolicyTextBlock" xlink:to="lab_DerivativesPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DerivativesPolicyTextBlock" xml:lang="en-US">Derivatives, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DerivativesPolicyTextBlock" xml:lang="en-US">DERIVATIVE FINANCIAL INSTRUMENTS</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_SummaryOfSignificantAccountingPoliciesTextualAbstract" xlink:label="sif_SummaryOfSignificantAccountingPoliciesTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_SummaryOfSignificantAccountingPoliciesTextualAbstract" xlink:to="sif_SummaryOfSignificantAccountingPoliciesTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_SummaryOfSignificantAccountingPoliciesTextualAbstract_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_SummaryOfSignificantAccountingPoliciesTextualAbstract_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_SummaryOfSignificantAccountingPoliciesTextualAbstract_lbl" xml:lang="en-US">Summary of significant accounting policies.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NotionalAmountOfInterestRateDerivatives" xlink:label="us-gaap_NotionalAmountOfInterestRateDerivatives" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotionalAmountOfInterestRateDerivatives" xlink:to="lab_NotionalAmountOfInterestRateDerivatives" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_NotionalAmountOfInterestRateDerivatives" xml:lang="en-US">Interest rate swap agreement amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_NotionalAmountOfInterestRateDerivatives" xml:lang="en-US">Notional Amount of Interest Rate Derivatives</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xlink:label="us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xlink:to="lab_ScheduleOfInterestRateDerivativesTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfInterestRateDerivativesTableTextBlock" xml:lang="en-US">Effects of mark-to-market valuation of interest rate swap agreement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfInterestRateDerivativesTableTextBlock" xml:lang="en-US">Schedule of Interest Rate Derivatives [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ScheduleOfInterestRateSwapAgreementAbstract" xlink:label="sif_ScheduleOfInterestRateSwapAgreementAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ScheduleOfInterestRateSwapAgreementAbstract" xlink:to="sif_ScheduleOfInterestRateSwapAgreementAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ScheduleOfInterestRateSwapAgreementAbstract_lbl" xml:lang="en-US">Schedule of Interest Rate Swap Agreement [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ScheduleOfInterestRateSwapAgreementAbstract_lbl" xml:lang="en-US">Effects of mark-to-market valuation of interest rate swap agreement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ScheduleOfInterestRateSwapAgreementAbstract_lbl" xml:lang="en-US">Schedule of interest rate swap agreement.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_InterestRateSwapAgreementMarketAdjustment" xlink:label="sif_InterestRateSwapAgreementMarketAdjustment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_InterestRateSwapAgreementMarketAdjustment" xlink:to="sif_InterestRateSwapAgreementMarketAdjustment_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_InterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Interest Rate Swap Agreement Market Adjustment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_InterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Interest rate swap agreement market value adjustment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_InterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Interest rate swap agreement market adjustment.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_TaxEffectOfInterestRateSwapAgreementMarketAdjustment" xlink:label="sif_TaxEffectOfInterestRateSwapAgreementMarketAdjustment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_TaxEffectOfInterestRateSwapAgreementMarketAdjustment" xlink:to="sif_TaxEffectOfInterestRateSwapAgreementMarketAdjustment_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_TaxEffectOfInterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Tax Effect of Interest Rate Swap Agreement Market Adjustment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_TaxEffectOfInterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Tax effect of interest rate swap agreement market value adjustment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_TaxEffectOfInterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Tax effect of interest rate swap agreement market adjustment.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NetInterestRateSwapAgreementMarketAdjustment" xlink:label="sif_NetInterestRateSwapAgreementMarketAdjustment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NetInterestRateSwapAgreementMarketAdjustment" xlink:to="sif_NetInterestRateSwapAgreementMarketAdjustment_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NetInterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Net Interest Rate Swap Agreement Market Adjustment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="sif_NetInterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Net interest rate swap agreement market value adjustment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NetInterestRateSwapAgreementMarketAdjustment_lbl" xml:lang="en-US">Net interest rate swap agreement market adjustment.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:to="lab_ScheduleOfInventoryCurrentTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfInventoryCurrentTableTextBlock" xml:lang="en-US">Components of inventories</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfInventoryCurrentTableTextBlock" xml:lang="en-US">Schedule of Inventory, Current [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryRawMaterialsAndSupplies" xlink:label="us-gaap_InventoryRawMaterialsAndSupplies" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryRawMaterialsAndSupplies" xlink:to="lab_InventoryRawMaterialsAndSupplies" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_InventoryRawMaterialsAndSupplies" xml:lang="en-US">Raw materials and supplies</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryRawMaterialsAndSupplies" xml:lang="en-US">Inventory, Raw Materials and Supplies, Gross</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryWorkInProcess" xlink:label="us-gaap_InventoryWorkInProcess" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryWorkInProcess" xlink:to="lab_InventoryWorkInProcess" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_InventoryWorkInProcess" xml:lang="en-US">Work-in-process</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryWorkInProcess" xml:lang="en-US">Inventory, Work in Process, Gross</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryFinishedGoods" xlink:label="us-gaap_InventoryFinishedGoods" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryFinishedGoods" xlink:to="lab_InventoryFinishedGoods" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_InventoryFinishedGoods" xml:lang="en-US">Finished goods</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryFinishedGoods" xml:lang="en-US">Inventory, Finished Goods, Gross</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryNetAbstract" xlink:label="us-gaap_InventoryNetAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNetAbstract" xlink:to="lab_InventoryNetAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_InventoryNetAbstract" xml:lang="en-US">Components of inventories</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryNetAbstract" xml:lang="en-US">Inventory, Net [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_InventoryTextualAbstract" xlink:label="sif_InventoryTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_InventoryTextualAbstract" xlink:to="sif_InventoryTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_InventoryTextualAbstract_lbl" xml:lang="en-US">Inventory (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_InventoryTextualAbstract_lbl" xml:lang="en-US">Inventories (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_InventoryTextualAbstract_lbl" xml:lang="en-US">Inventory.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PercentageOfLIFOInventory" xlink:label="us-gaap_PercentageOfLIFOInventory" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PercentageOfLIFOInventory" xlink:to="lab_PercentageOfLIFOInventory" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_PercentageOfLIFOInventory" xml:lang="en-US">Percentage of inventory estimated using LIFO method</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PercentageOfLIFOInventory" xml:lang="en-US">Percentage of LIFO Inventory</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FIFOInventoryAmount" xlink:label="us-gaap_FIFOInventoryAmount" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FIFOInventoryAmount" xlink:to="lab_FIFOInventoryAmount" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FIFOInventoryAmount" xml:lang="en-US">Cost of inventories determined if FIFO method had been used</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FIFOInventoryAmount" xml:lang="en-US">FIFO Inventory Amount</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:to="lab_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xml:lang="en-US">Components of accumulated other comprehensive loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock" xlink:label="us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock" xlink:to="lab_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock" xml:lang="en-US">Components of acquired intangible assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock" xml:lang="en-US">Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:to="lab_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xml:lang="en-US">Components of intangible assets by major class subject to amortization</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfExpectedAmortizationExpenseTableTextBlock" xlink:label="us-gaap_ScheduleOfExpectedAmortizationExpenseTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfExpectedAmortizationExpenseTableTextBlock" xlink:to="lab_ScheduleOfExpectedAmortizationExpenseTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfExpectedAmortizationExpenseTableTextBlock" xml:lang="en-US">Expected amortization expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfExpectedAmortizationExpenseTableTextBlock" xml:lang="en-US">Schedule of Expected Amortization Expense [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock" xlink:label="us-gaap_ScheduleOfGoodwillTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfGoodwillTextBlock" xlink:to="lab_ScheduleOfGoodwillTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfGoodwillTextBlock" xml:lang="en-US">Changes in net carrying amount of goodwill</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfGoodwillTextBlock" xml:lang="en-US">Schedule of Goodwill [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:to="lab_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xml:lang="en-US">Estimated Useful Life</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xml:lang="en-US">Acquired Finite-lived Intangible Assets, Weighted Average Useful Life</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsGross" xlink:to="lab_FiniteLivedIntangibleAssetsGross" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsGross" xml:lang="en-US">Original Cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsGross" xml:lang="en-US">Finite-Lived Intangible Assets, Gross</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="lab_FiniteLivedIntangibleAssetsAccumulatedAmortization" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US">Accumulated Amortization</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US">Finite-Lived Intangible Assets, Accumulated Amortization</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="us-gaap_TradeNamesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TradeNamesMember" xlink:to="lab_TradeNamesMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_TradeNamesMember" xml:lang="en-US">Trade name [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_TradeNamesMember" xml:lang="en-US">Trade Names [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NoncompeteAgreementsMember" xlink:label="us-gaap_NoncompeteAgreementsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncompeteAgreementsMember" xlink:to="lab_NoncompeteAgreementsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_NoncompeteAgreementsMember" xml:lang="en-US">Non-compete agreement [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_NoncompeteAgreementsMember" xml:lang="en-US">Noncompete Agreements [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BelowMarketLeasesMember" xlink:label="us-gaap_BelowMarketLeasesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BelowMarketLeasesMember" xlink:to="lab_BelowMarketLeasesMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BelowMarketLeasesMember" xml:lang="en-US">Below market lease [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BelowMarketLeasesMember" xml:lang="en-US">Below Market Leases [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="us-gaap_CustomerRelationshipsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerRelationshipsMember" xlink:to="lab_CustomerRelationshipsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CustomerRelationshipsMember" xml:lang="en-US">Customer relationships [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CustomerRelationshipsMember" xml:lang="en-US">Customer Relationships [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OrderOrProductionBacklogMember" xlink:label="us-gaap_OrderOrProductionBacklogMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrderOrProductionBacklogMember" xlink:to="lab_OrderOrProductionBacklogMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OrderOrProductionBacklogMember" xml:lang="en-US">Order backlog [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OrderOrProductionBacklogMember" xml:lang="en-US">Order or Production Backlog [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TransmissionServiceAgreementMember" xlink:label="us-gaap_TransmissionServiceAgreementMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TransmissionServiceAgreementMember" xlink:to="lab_TransmissionServiceAgreementMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_TransmissionServiceAgreementMember" xml:lang="en-US">Transition services agreement [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_TransmissionServiceAgreementMember" xml:lang="en-US">Transmission Service Agreement [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNetAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:to="lab_FiniteLivedIntangibleAssetsNetAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsNetAbstract" xml:lang="en-US">Components of intangible assets by major class subject to amortization</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsNetAbstract" xml:lang="en-US">Finite-Lived Intangible Assets, Net [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:to="lab_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US">Fiscal year 2013</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:to="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xml:lang="en-US">Fiscal year 2014</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Two</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:to="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xml:lang="en-US">Fiscal year 2015</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Three</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:to="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xml:lang="en-US">Fiscal year 2016</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Four</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:to="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xml:lang="en-US">Fiscal year 2017</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Five</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:to="lab_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xml:lang="en-US">Expected amortization expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xml:lang="en-US">Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GoodwillRollForward" xlink:label="us-gaap_GoodwillRollForward" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillRollForward" xlink:to="lab_GoodwillRollForward" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_GoodwillRollForward" xml:lang="en-US">Changes in net carrying amount of goodwill</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_GoodwillRollForward" xml:lang="en-US">Goodwill Roll Forward</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="us-gaap_GoodwillAcquiredDuringPeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAcquiredDuringPeriod" xlink:to="lab_GoodwillAcquiredDuringPeriod" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_GoodwillAcquiredDuringPeriod" xml:lang="en-US">Goodwill acquired during the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_GoodwillAcquiredDuringPeriod" xml:lang="en-US">Goodwill, Acquired During Period</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable" xlink:label="us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable" xlink:to="us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable_lbl" xml:lang="en-US">Schedule Of Acquired Finite Lived Intangible Asset By Major Class [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xml:lang="en-US">Finite Lived Intangible Assets By Major Class [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems" xlink:to="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_lbl" xml:lang="en-US">Acquired Finite Lived Intangible Assets [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:to="lab_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xml:lang="en-US">Foreign currency translation adjustment, net of income tax benefit of $200 and $410, respectively</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:to="lab_ScheduleOfDebtInstrumentsTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfDebtInstrumentsTextBlock" xml:lang="en-US">Components of long-term debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfDebtInstrumentsTextBlock" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebt" xlink:label="us-gaap_LongTermDebt" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebt" xlink:to="lab_LongTermDebt" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_LongTermDebt" xml:lang="en-US">Total long-term debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LongTermDebt" xml:lang="en-US">Long-term Debt</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtByCurrentAndNoncurrentAbstract" xlink:label="us-gaap_LongTermDebtByCurrentAndNoncurrentAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtByCurrentAndNoncurrentAbstract" xlink:to="lab_LongTermDebtByCurrentAndNoncurrentAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LongTermDebtByCurrentAndNoncurrentAbstract" xml:lang="en-US">Components of long-term debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LongTermDebtByCurrentAndNoncurrentAbstract" xml:lang="en-US">Long-term Debt, by Current and Noncurrent [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_GovernmentGrantsTextualAbstract" xlink:label="sif_GovernmentGrantsTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_GovernmentGrantsTextualAbstract" xlink:to="sif_GovernmentGrantsTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_GovernmentGrantsTextualAbstract_lbl" xml:lang="en-US">Government Grants (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_GovernmentGrantsTextualAbstract_lbl" xml:lang="en-US">Government Grants (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_GovernmentGrantsTextualAbstract_lbl" xml:lang="en-US">Government grants.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_IncomeTaxesTextualAbstract" xlink:label="sif_IncomeTaxesTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_IncomeTaxesTextualAbstract" xlink:to="sif_IncomeTaxesTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_IncomeTaxesTextualAbstract_lbl" xml:lang="en-US">Income Taxes (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_IncomeTaxesTextualAbstract_lbl" xml:lang="en-US">Income Taxes (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_IncomeTaxesTextualAbstract_lbl" xml:lang="en-US">Income taxes.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:to="lab_IncomeTaxExpenseBenefitContinuingOperationsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Components of income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Income Tax Expense (Benefit), Continuing Operations [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:to="lab_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Current income tax provision:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Current Income Tax Expense (Benefit), Continuing Operations [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:to="lab_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Deferred income tax provision (benefit):</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentFederalTaxExpenseBenefit" xlink:to="lab_CurrentFederalTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CurrentFederalTaxExpenseBenefit" xml:lang="en-US">U.S. federal</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CurrentFederalTaxExpenseBenefit" xml:lang="en-US">Current Federal Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="us-gaap_CurrentForeignTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentForeignTaxExpenseBenefit" xlink:to="lab_CurrentForeignTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CurrentForeignTaxExpenseBenefit" xml:lang="en-US">Non-U.S.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CurrentForeignTaxExpenseBenefit" xml:lang="en-US">Current Foreign Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:to="lab_CurrentStateAndLocalTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CurrentStateAndLocalTaxExpenseBenefit" xml:lang="en-US">U.S. state and local</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CurrentStateAndLocalTaxExpenseBenefit" xml:lang="en-US">Current State and Local Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:to="lab_CurrentIncomeTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_CurrentIncomeTaxExpenseBenefit" xml:lang="en-US">Total current tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CurrentIncomeTaxExpenseBenefit" xml:lang="en-US">Current Income Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:to="lab_DeferredFederalIncomeTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredFederalIncomeTaxExpenseBenefit" xml:lang="en-US">U.S. federal</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredFederalIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred Federal Income Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredForeignIncomeTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xlink:to="lab_DeferredForeignIncomeTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredForeignIncomeTaxExpenseBenefit" xml:lang="en-US">Non-U.S</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredForeignIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred Foreign Income Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="lab_DeferredIncomeTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Total deferred tax provision (benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred income taxes</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:label="us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:to="lab_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xml:lang="en-US">Summary of activity related to uncertain tax positions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xml:lang="en-US">Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="us-gaap_UnrecognizedTaxBenefits" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrecognizedTaxBenefits" xlink:to="lab_UnrecognizedTaxBenefits" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_UnrecognizedTaxBenefits" xml:lang="en-US">Liabilities recorded for uncertain tax positions and related interest and penalties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_UnrecognizedTaxBenefits" xml:lang="en-US">Balance at Beginning of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_UnrecognizedTaxBenefits" xml:lang="en-US">Balance at end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_UnrecognizedTaxBenefits" xml:lang="en-US">Unrecognized Tax Benefits</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" xlink:label="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" xlink:to="lab_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" xml:lang="en-US">Components of net periodic benefit cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" xml:lang="en-US">Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="us-gaap_DefinedBenefitPlanServiceCost" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanServiceCost" xlink:to="lab_DefinedBenefitPlanServiceCost" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanServiceCost" xml:lang="en-US">Service cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanServiceCost" xml:lang="en-US">Defined Benefit Plan, Service Cost</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="us-gaap_DefinedBenefitPlanInterestCost" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanInterestCost" xlink:to="lab_DefinedBenefitPlanInterestCost" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanInterestCost" xml:lang="en-US">Interest cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanInterestCost" xml:lang="en-US">Defined Benefit Plan, Interest Cost</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:to="lab_DefinedBenefitPlanExpectedReturnOnPlanAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DefinedBenefitPlanExpectedReturnOnPlanAssets" xml:lang="en-US">Expected return on plan assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanExpectedReturnOnPlanAssets" xml:lang="en-US">Defined Benefit Plan, Expected Return on Plan Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:to="lab_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xml:lang="en-US">Amortization of prior service cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xml:lang="en-US">Defined Benefit Plan, Amortization of Prior Service Cost (Credit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:to="lab_DefinedBenefitPlanAmortizationOfGainsLosses" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DefinedBenefitPlanAmortizationOfGainsLosses" xml:lang="en-US">Amortization of net loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAmortizationOfGainsLosses" xml:lang="en-US">Defined Benefit Plan, Amortization of Gains (Losses)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="lab_DefinedBenefitPlanNetPeriodicBenefitCost" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanNetPeriodicBenefitCost" xml:lang="en-US">Defined Benefit Plan, Net Periodic Benefit Cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_DefinedBenefitPlanNetPeriodicBenefitCost" xml:lang="en-US">Net pension expense for defined benefit plan</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:to="lab_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xml:lang="en-US">Components of income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xml:lang="en-US">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:label="us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:to="lab_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xml:lang="en-US">Summary of activity related to uncertain tax positions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xml:lang="en-US">Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="lab_StockIssuedDuringPeriodSharesStockOptionsExercised" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Options exercised during the year</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Share based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Weighted average exercise price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Weighted average exercise price</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US">Outstanding at September 30, 2012, Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US">Outstanding at September 30, 2011, Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US">Outstanding at September 30,2012, Weighted Average Fair Value at Date of Grant</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US">Outstanding at September 30, 2011, Weighted Average Fair Value at Date of Grant</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="lab_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AwardTypeAxis" xlink:to="lab_AwardTypeAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AwardTypeAxis" xml:lang="en-US">Award Type [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="lab_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xml:lang="en-US">Award Type [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="us-gaap_PerformanceSharesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PerformanceSharesMember" xlink:to="lab_PerformanceSharesMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_PerformanceSharesMember" xml:lang="en-US">Performance shares [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PerformanceSharesMember" xml:lang="en-US">Performance Shares [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:to="lab_ScheduleOfSegmentReportingInformationBySegmentTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xml:lang="en-US">Summary of information regarding segments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ForgedComponentsGroupMember" xlink:label="sif_ForgedComponentsGroupMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ForgedComponentsGroupMember" xlink:to="sif_ForgedComponentsGroupMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ForgedComponentsGroupMember_lbl" xml:lang="en-US">Forged Components Group [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ForgedComponentsGroupMember_lbl" xml:lang="en-US">Forged Components Group [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ForgedComponentsGroupMember_lbl" xml:lang="en-US">Forged Components Group.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_TurbineComponentServicesAndRepairGroupMember" xlink:label="sif_TurbineComponentServicesAndRepairGroupMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_TurbineComponentServicesAndRepairGroupMember" xlink:to="sif_TurbineComponentServicesAndRepairGroupMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_TurbineComponentServicesAndRepairGroupMember_lbl" xml:lang="en-US">Turbine Component Services and Repair Group [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_TurbineComponentServicesAndRepairGroupMember_lbl" xml:lang="en-US">Turbine Component Services and Repair Group [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_TurbineComponentServicesAndRepairGroupMember_lbl" xml:lang="en-US">Turbine Component Services and Repair Group.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AppliedSurfaceConceptsGroupMember" xlink:label="sif_AppliedSurfaceConceptsGroupMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AppliedSurfaceConceptsGroupMember" xlink:to="sif_AppliedSurfaceConceptsGroupMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AppliedSurfaceConceptsGroupMember_lbl" xml:lang="en-US">Applied Surface Concepts Group [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AppliedSurfaceConceptsGroupMember_lbl" xml:lang="en-US">Applied Surface Concepts Group [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AppliedSurfaceConceptsGroupMember_lbl" xml:lang="en-US">Applied Surface Concepts Group.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:to="lab_BusinessAcquisitionProFormaInformationTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionProFormaInformationTextBlock" xml:lang="en-US">Pro forma results of operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionProFormaInformationTextBlock" xml:lang="en-US">Business Acquisition, Pro Forma Information [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:to="lab_ScheduleOfSegmentReportingInformationBySegmentTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfSegmentReportingInformationBySegmentTable" xml:lang="en-US">Schedule of Segment Reporting Information by Segment [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementBusinessSegmentsAxis" xlink:to="lab_StatementBusinessSegmentsAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StatementBusinessSegmentsAxis" xml:lang="en-US">Statement Business Segments [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentDomain" xlink:to="lab_SegmentDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SegmentDomain" xml:lang="en-US">Segment [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CorporateMember" xlink:label="us-gaap_CorporateMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CorporateMember" xlink:to="lab_CorporateMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CorporateMember" xml:lang="en-US">Corporate [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CorporateMember" xml:lang="en-US">Corporate [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="us-gaap_SegmentReportingInformationLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="lab_SegmentReportingInformationLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SegmentReportingInformationLineItems" xml:lang="en-US">Segment Reporting Information [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DepreciationAndAmortizationAbstract" xlink:label="us-gaap_DepreciationAndAmortizationAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationAndAmortizationAbstract" xlink:to="us-gaap_DepreciationAndAmortizationAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DepreciationAndAmortizationAbstract_lbl" xml:lang="en-US">Depreciation and amortization expense:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepreciationAndAmortizationAbstract_lbl" xml:lang="en-US">Depreciation And Amortization [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables" xml:lang="en-US">Accounts receivable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Current Assets, Receivables</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Current Assets, Inventory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory" xml:lang="en-US">Inventory</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment" xml:lang="en-US">Property and equipment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationIntangibleAssetsOtherThanGoodwill" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationIntangibleAssetsOtherThanGoodwill" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationIntangibleAssetsOtherThanGoodwill" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationIntangibleAssetsOtherThanGoodwill" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationIntangibleAssetsOtherThanGoodwill" xml:lang="en-US">Intangible assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationIntangibleAssetsOtherThanGoodwill" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Intangible Assets Other than Goodwill</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Goodwill Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationGoodwillAmount" xml:lang="en-US">Goodwill</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets" xml:lang="en-US">Other</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed" xml:lang="en-US">Accounts payable and accrued liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Liabilities Assumed</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet" xml:lang="en-US">Total purchase price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:to="lab_BusinessAcquisitionsProFormaRevenue" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionsProFormaRevenue" xml:lang="en-US">Business Acquisition, Pro Forma Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionsProFormaRevenue" xml:lang="en-US">Net sales</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss" xlink:to="lab_BusinessAcquisitionsProFormaNetIncomeLoss" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionsProFormaNetIncomeLoss" xml:lang="en-US">Net income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionsProFormaNetIncomeLoss" xml:lang="en-US">Business Acquisition, Pro Forma Net Income (Loss)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic" xlink:to="lab_BusinessAcquisitionProFormaEarningsPerShareBasic" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionProFormaEarningsPerShareBasic" xml:lang="en-US">Net income per share (basic)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionProFormaEarningsPerShareBasic" xml:lang="en-US">Business Acquisition, Pro Forma Earnings Per Share, Basic</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted" xlink:to="lab_BusinessAcquisitionProFormaEarningsPerShareDiluted" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionProFormaEarningsPerShareDiluted" xml:lang="en-US">Net income per share (diluted)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionProFormaEarningsPerShareDiluted" xml:lang="en-US">Business Acquisition, Pro Forma Earnings Per Share, Diluted</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" xlink:to="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" xml:lang="en-US">Total unrecognized compensation cost related to performance and restricted shares awarded</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:to="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xml:lang="en-US">Period of recognized compensation cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xml:lang="en-US">Summary of activity related to target number of shares awarded and actual number of shares earned</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RangeAxis" xlink:to="lab_RangeAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RangeAxis" xml:lang="en-US">Range [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeMember" xlink:label="us-gaap_RangeMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RangeMember" xlink:to="lab_RangeMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RangeMember" xml:lang="en-US">Range [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MaximumMember" xlink:label="us-gaap_MaximumMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MaximumMember" xlink:to="lab_MaximumMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MaximumMember" xml:lang="en-US">Maximum [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MaximumMember" xml:lang="en-US">Maximum [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MinimumMember" xlink:label="us-gaap_MinimumMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinimumMember" xlink:to="lab_MinimumMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MinimumMember" xml:lang="en-US">Minimum [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MinimumMember" xml:lang="en-US">Minimum [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationAbstract" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationAbstract" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationAbstract" xml:lang="en-US">Preliminary allocation of purchase price and estimated goodwill and intangible assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationAbstract" xml:lang="en-US">Business Acquisition, Purchase Price Allocation [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationAbstract" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionProFormaInformationAbstract" xlink:to="lab_BusinessAcquisitionProFormaInformationAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionProFormaInformationAbstract" xml:lang="en-US">Pro forma results of operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionProFormaInformationAbstract" xml:lang="en-US">Business Acquisition, Pro Forma Information [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_BusinessAcquisitionTextualAbstract" xlink:label="sif_BusinessAcquisitionTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_BusinessAcquisitionTextualAbstract" xlink:to="sif_BusinessAcquisitionTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_BusinessAcquisitionTextualAbstract_lbl" xml:lang="en-US">Business Acquisition (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_BusinessAcquisitionTextualAbstract_lbl" xml:lang="en-US">Business Acquisition (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_BusinessAcquisitionTextualAbstract_lbl" xml:lang="en-US">Business acquisition.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_LongTermDebtTextualAbstract" xlink:label="sif_LongTermDebtTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_LongTermDebtTextualAbstract" xlink:to="sif_LongTermDebtTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_LongTermDebtTextualAbstract_lbl" xml:lang="en-US">Long Term Debt (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_LongTermDebtTextualAbstract_lbl" xml:lang="en-US">Long-Term Debt (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_LongTermDebtTextualAbstract_lbl" xml:lang="en-US">Long term debt.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CreditAgreementAmendmentMember" xlink:label="sif_CreditAgreementAmendmentMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CreditAgreementAmendmentMember" xlink:to="sif_CreditAgreementAmendmentMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CreditAgreementAmendmentMember_lbl" xml:lang="en-US">Credit Agreement Amendment [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CreditAgreementAmendmentMember_lbl" xml:lang="en-US">Credit Agreement Amendment [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_CreditAgreementAmendmentMember_lbl" xml:lang="en-US">Credit agreement amendment.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_TermLoanMember" xlink:label="sif_TermLoanMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_TermLoanMember" xlink:to="sif_TermLoanMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_TermLoanMember_lbl" xml:lang="en-US">Term Loan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_TermLoanMember_lbl" xml:lang="en-US">Term loan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_TermLoanMember_lbl" xml:lang="en-US">Term loan.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="us-gaap_LineOfCreditFacilityTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityTable" xlink:to="lab_LineOfCreditFacilityTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LineOfCreditFacilityTable" xml:lang="en-US">Line of Credit Facility [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="us-gaap_CreditFacilityAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityAxis" xlink:to="lab_CreditFacilityAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CreditFacilityAxis" xml:lang="en-US">Credit Facility [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="us-gaap_CreditFacilityDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityDomain" xlink:to="lab_CreditFacilityDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CreditFacilityDomain" xml:lang="en-US">Credit Facility [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="us-gaap_RevolvingCreditFacilityMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevolvingCreditFacilityMember" xlink:to="lab_RevolvingCreditFacilityMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_RevolvingCreditFacilityMember" xml:lang="en-US">Revolving loan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RevolvingCreditFacilityMember" xml:lang="en-US">Revolving Credit Facility [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:to="lab_LineOfCreditFacilityMaximumBorrowingCapacity" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LineOfCreditFacilityMaximumBorrowingCapacity" xml:lang="en-US">Maximum borrowing amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LineOfCreditFacilityMaximumBorrowingCapacity" xml:lang="en-US">Line of Credit Facility, Maximum Borrowing Capacity</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentPeriodicPayment" xlink:label="us-gaap_DebtInstrumentPeriodicPayment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentPeriodicPayment" xlink:to="lab_DebtInstrumentPeriodicPayment" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DebtInstrumentPeriodicPayment" xml:lang="en-US">Quarterly installments payment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DebtInstrumentPeriodicPayment" xml:lang="en-US">Debt Instrument, Periodic Payment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xlink:label="us-gaap_LongTermDebtPercentageBearingVariableInterestRate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xlink:to="lab_LongTermDebtPercentageBearingVariableInterestRate" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LongTermDebtPercentageBearingVariableInterestRate" xml:lang="en-US">Libor-based variable interest rate of term loan</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LongTermDebtPercentageBearingVariableInterestRate" xml:lang="en-US">Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtPercentageBearingFixedInterestRate" xlink:label="us-gaap_LongTermDebtPercentageBearingFixedInterestRate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtPercentageBearingFixedInterestRate" xlink:to="lab_LongTermDebtPercentageBearingFixedInterestRate" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LongTermDebtPercentageBearingFixedInterestRate" xml:lang="en-US">Effective fixed rate on term loan</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LongTermDebtPercentageBearingFixedInterestRate" xml:lang="en-US">Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentBasisSpreadOnVariableRate" xlink:to="lab_DebtInstrumentBasisSpreadOnVariableRate" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DebtInstrumentBasisSpreadOnVariableRate" xml:lang="en-US">Interest rate on revolving loan, percentage added to Libor</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DebtInstrumentBasisSpreadOnVariableRate" xml:lang="en-US">Debt Instrument, Basis Spread on Variable Rate</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeePercentage" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityCommitmentFeePercentage" xlink:to="lab_LineOfCreditFacilityCommitmentFeePercentage" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LineOfCreditFacilityCommitmentFeePercentage" xml:lang="en-US">Commitment fee</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LineOfCreditFacilityCommitmentFeePercentage" xml:lang="en-US">Line of Credit Facility, Commitment Fee Percentage</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AcquiredFiniteLivedIntangibleAssetsAbstract" xlink:label="sif_AcquiredFiniteLivedIntangibleAssetsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AcquiredFiniteLivedIntangibleAssetsAbstract" xlink:to="sif_AcquiredFiniteLivedIntangibleAssetsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AcquiredFiniteLivedIntangibleAssetsAbstract_lbl" xml:lang="en-US">Acquired Finite Lived Intangible Assets [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AcquiredFiniteLivedIntangibleAssetsAbstract_lbl" xml:lang="en-US">Components of acquired intangible assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AcquiredFiniteLivedIntangibleAssetsAbstract_lbl" xml:lang="en-US">Acquired finite lived intangible assets.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:to="lab_ScheduleOfFiniteLivedIntangibleAssetsTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfFiniteLivedIntangibleAssetsTable" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:to="lab_FiniteLivedIntangibleAssetsLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsLineItems" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:to="lab_FiniteLivedIntangibleAssetUsefulLife" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetUsefulLife" xml:lang="en-US">Finite-Lived Intangible Asset, Useful Life</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_FiniteLivedIntangibleAssetUsefulLife" xml:lang="en-US">Intangible assets amortized over useful lives</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FiniteLivedIntangibleAssetUsefulLife" xml:lang="en-US">Estimated Useful Life</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="lab_FiniteLivedIntangibleAssetsNet" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Net Book Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Finite-Lived Intangible Assets, Net</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetAmount" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetAmount" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AcquiredFiniteLivedIntangibleAssetAmount" xlink:to="lab_AcquiredFiniteLivedIntangibleAssetAmount" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AcquiredFiniteLivedIntangibleAssetAmount" xml:lang="en-US">Original Cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AcquiredFiniteLivedIntangibleAssetAmount" xml:lang="en-US">Acquired Finite-lived Intangible Asset, Amount</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="lab_ComprehensiveIncomeNetOfTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_ComprehensiveIncomeNetOfTax" xml:lang="en-US">Total comprehensive income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ComprehensiveIncomeNetOfTax" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAbstract" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract" xlink:to="lab_ComprehensiveIncomeNetOfTaxAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ComprehensiveIncomeNetOfTaxAbstract" xml:lang="en-US">Comprehensive income:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ComprehensiveIncomeNetOfTaxAbstract" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UnamortizedPortionOfDeferredGrantRevenueRecordedInOtherLongTermLiabilities" xlink:label="sif_UnamortizedPortionOfDeferredGrantRevenueRecordedInOtherLongTermLiabilities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UnamortizedPortionOfDeferredGrantRevenueRecordedInOtherLongTermLiabilities" xlink:to="sif_UnamortizedPortionOfDeferredGrantRevenueRecordedInOtherLongTermLiabilities_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UnamortizedPortionOfDeferredGrantRevenueRecordedInOtherLongTermLiabilities_lbl" xml:lang="en-US">Unamortized Portion of Deferred Grant Revenue Recorded in Other Long Term Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UnamortizedPortionOfDeferredGrantRevenueRecordedInOtherLongTermLiabilities_lbl" xml:lang="en-US">Unamortized portion of deferred grant revenue recorded in other long-term liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UnamortizedPortionOfDeferredGrantRevenueRecordedInOtherLongTermLiabilities_lbl" xml:lang="en-US">Unamortized portion of deferred grant revenue recorded in other long-term liabilities.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:label="us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:to="lab_ScheduleOfNetBenefitCostsTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfNetBenefitCostsTableTextBlock" xml:lang="en-US">Net pension expense, benefit obligations and plan assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfNetBenefitCostsTableTextBlock" xml:lang="en-US">Schedule of Net Benefit Costs [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:label="us-gaap_DefinedBenefitPlanContributionsByEmployer" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:to="lab_DefinedBenefitPlanContributionsByEmployer" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanContributionsByEmployer" xml:lang="en-US">Contributions amount in defined benefit pension plans</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_DefinedBenefitPlanContributionsByEmployer" xml:lang="en-US">Employer contributions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanContributionsByEmployer" xml:lang="en-US">Defined Benefit Plan, Contributions by Employer</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="us-gaap_LineOfCreditMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditMember" xlink:to="lab_LineOfCreditMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LineOfCreditMember" xml:lang="en-US">Revolving credit agreement [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LineOfCreditMember" xml:lang="en-US">Line of Credit [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="us-gaap_CapitalLeaseObligationsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeaseObligationsMember" xlink:to="lab_CapitalLeaseObligationsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CapitalLeaseObligationsMember" xml:lang="en-US">Capital Lease Obligations [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CapitalLeaseObligationsMember" xml:lang="en-US">Other [Member]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PromissoryNoteMember" xlink:label="sif_PromissoryNoteMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PromissoryNoteMember" xlink:to="sif_PromissoryNoteMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PromissoryNoteMember_lbl" xml:lang="en-US">Promissory Note [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PromissoryNoteMember_lbl" xml:lang="en-US">Promissory Note [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PromissoryNoteMember_lbl" xml:lang="en-US">Promissory note.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="us-gaap_DebtInstrumentTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentTable" xlink:to="lab_DebtInstrumentTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DebtInstrumentTable" xml:lang="en-US">Debt Instrument [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="us-gaap_LongtermDebtTypeAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeAxis" xlink:to="lab_LongtermDebtTypeAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LongtermDebtTypeAxis" xml:lang="en-US">Long-term Debt, Type [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="us-gaap_LongtermDebtTypeDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeDomain" xlink:to="lab_LongtermDebtTypeDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LongtermDebtTypeDomain" xml:lang="en-US">Long-term Debt, Type [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="us-gaap_DebtInstrumentLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentLineItems" xlink:to="lab_DebtInstrumentLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DebtInstrumentLineItems" xml:lang="en-US">Debt Instrument [Line Items]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CreditAgreementPeriod" xlink:label="sif_CreditAgreementPeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CreditAgreementPeriod" xlink:to="sif_CreditAgreementPeriod_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CreditAgreementPeriod_lbl" xml:lang="en-US">Credit Agreement Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CreditAgreementPeriod_lbl" xml:lang="en-US">Period of credit agreement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_CreditAgreementPeriod_lbl" xml:lang="en-US">Credit agreement period.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentDateOfFirstRequiredPayment1" xlink:label="us-gaap_DebtInstrumentDateOfFirstRequiredPayment1" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentDateOfFirstRequiredPayment1" xlink:to="lab_DebtInstrumentDateOfFirstRequiredPayment1" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DebtInstrumentDateOfFirstRequiredPayment1" xml:lang="en-US">Quarterly installments payment starting date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DebtInstrumentDateOfFirstRequiredPayment1" xml:lang="en-US">Debt Instrument, Date of First Required Payment</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DebtInstrumentMaturityYear" xlink:label="sif_DebtInstrumentMaturityYear" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DebtInstrumentMaturityYear" xlink:to="sif_DebtInstrumentMaturityYear_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DebtInstrumentMaturityYear_lbl" xml:lang="en-US">Debt Instrument Maturity Year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DebtInstrumentMaturityYear_lbl" xml:lang="en-US">Promissory note payable period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DebtInstrumentMaturityYear_lbl" xml:lang="en-US">Debt instrument maturity year.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_StockOfForeignSubsidiariesPercentagePledged" xlink:label="sif_StockOfForeignSubsidiariesPercentagePledged" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_StockOfForeignSubsidiariesPercentagePledged" xlink:to="sif_StockOfForeignSubsidiariesPercentagePledged_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_StockOfForeignSubsidiariesPercentagePledged_lbl" xml:lang="en-US">Stock of Foreign Subsidiaries Percentage Pledged</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_StockOfForeignSubsidiariesPercentagePledged_lbl" xml:lang="en-US">Percentage of stock of non-U.S. subsidiaries pledged</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_StockOfForeignSubsidiariesPercentagePledged_lbl" xml:lang="en-US">Stock of foreign subsidiaries percentage pledged.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="us-gaap_LineOfCreditFacilityLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityLineItems" xlink:to="us-gaap_LineOfCreditFacilityLineItems_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityLineItems_lbl" xml:lang="en-US">Line Of Credit Facility [Line Items]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_LongTermDebtAdditionalTextualAbstract" xlink:label="sif_LongTermDebtAdditionalTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_LongTermDebtAdditionalTextualAbstract" xlink:to="sif_LongTermDebtAdditionalTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_LongTermDebtAdditionalTextualAbstract_lbl" xml:lang="en-US">Long Term Debt (Additional Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_LongTermDebtAdditionalTextualAbstract_lbl" xml:lang="en-US">Long-Term Debt (Additional Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_LongTermDebtAdditionalTextualAbstract_lbl" xml:lang="en-US">Long-term debt.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock" xlink:to="lab_ScheduleOfNonvestedShareActivityTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfNonvestedShareActivityTableTextBlock" xml:lang="en-US">Aggregate option activity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfNonvestedShareActivityTableTextBlock" xml:lang="en-US">Schedule of Nonvested Share Activity [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedInPeriod" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedInPeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedInPeriod" xlink:to="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedInPeriod_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedInPeriod_lbl" xml:lang="en-US">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Earned in Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedInPeriod_lbl" xml:lang="en-US">Shares earned, Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedInPeriod_lbl" xml:lang="en-US">Share-based compensation arrangement by share-based payment award equity instruments other than options earned in period.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xml:lang="en-US">Shares awarded, Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedInPeriod" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedInPeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedInPeriod" xlink:to="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedInPeriod_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedInPeriod_lbl" xml:lang="en-US">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Not Earned in Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedInPeriod_lbl" xml:lang="en-US">Shares not earned, Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedInPeriod_lbl" xml:lang="en-US">Share-based compensation arrangement by share-based payment award equity instruments other than options not earned in period.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedWeightedAverageGrantDateFairValue" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedWeightedAverageGrantDateFairValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedWeightedAverageGrantDateFairValue" xlink:to="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedWeightedAverageGrantDateFairValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Not Earned Weighted Average Grant Date Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US">Shares not earned, Weighted Average Fair Value at Date of Grant</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNotEarnedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US">Share-based compensation arrangement by share-based payment award equity instruments other than options not earned weighted average grant date fair value.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedWeightedAverageGrantDateFairValue" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedWeightedAverageGrantDateFairValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedWeightedAverageGrantDateFairValue" xlink:to="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedWeightedAverageGrantDateFairValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Earned Weighted Average Grant Date Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US">Shares earned, Weighted Average Fair Value at Date of Grant</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsEarnedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US">Share-based compensation arrangement by share-based payment award equity instruments other than options earned weighted average grant date fair value.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Shares awarded, Weighted Average Fair Value at Date of Grant</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfPurchasePriceAllocationTableTextBlock" xlink:label="us-gaap_ScheduleOfPurchasePriceAllocationTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfPurchasePriceAllocationTableTextBlock" xlink:to="lab_ScheduleOfPurchasePriceAllocationTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfPurchasePriceAllocationTableTextBlock" xml:lang="en-US">Preliminary allocation of purchase price and estimated goodwill and intangible assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfPurchasePriceAllocationTableTextBlock" xml:lang="en-US">Schedule of Purchase Price Allocation [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredAbstract" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredAbstract" xlink:to="sif_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredAbstract_lbl" xml:lang="en-US">Business Acquisition Purchase Price Allocation Assets Acquired [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredAbstract_lbl" xml:lang="en-US">Assets acquired:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredAbstract_lbl" xml:lang="en-US">Business acquisition purchase price allocation assets acquired.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumedAbstract" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumedAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumedAbstract" xlink:to="sif_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumedAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumedAbstract_lbl" xml:lang="en-US">Business Acquisition Purchase Price Allocation Liabilities Assumed [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumedAbstract_lbl" xml:lang="en-US">Liabilities assumed:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumedAbstract_lbl" xml:lang="en-US">Business acquisition purchase price allocation liabilities assumed.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired" xlink:label="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired" xlink:to="lab_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired" xml:lang="en-US">Total assets acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired" xml:lang="en-US">Business Acquisition, Purchase Price Allocation, Assets Acquired</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" xlink:to="lab_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" xml:lang="en-US">Purchase price for forging business and related operating assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice" xml:lang="en-US">Business Acquisition, Cost of Acquired Entity, Purchase Price</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_IdentifiableAssetsAbstract" xlink:label="sif_IdentifiableAssetsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_IdentifiableAssetsAbstract" xlink:to="sif_IdentifiableAssetsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_IdentifiableAssetsAbstract_lbl" xml:lang="en-US">Identifiable Assets [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_IdentifiableAssetsAbstract_lbl" xml:lang="en-US">Identifiable assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_IdentifiableAssetsAbstract_lbl" xml:lang="en-US">Identifiable assets.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReconciliationFromSegmentTotalsToConsolidatedAbstract" xlink:label="us-gaap_ReconciliationFromSegmentTotalsToConsolidatedAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReconciliationFromSegmentTotalsToConsolidatedAbstract" xlink:to="lab_ReconciliationFromSegmentTotalsToConsolidatedAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ReconciliationFromSegmentTotalsToConsolidatedAbstract" xml:lang="en-US">Summary of information regarding segments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ReconciliationFromSegmentTotalsToConsolidatedAbstract" xml:lang="en-US">Reconciliation from Segment Totals to Consolidated [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingInformationRevenueAbstract" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingInformationRevenueAbstract" xlink:to="lab_SegmentReportingInformationRevenueAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_SegmentReportingInformationRevenueAbstract" xml:lang="en-US">Net sales:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SegmentReportingInformationRevenueAbstract" xml:lang="en-US">Segment Reporting Information, Revenue for Reportable Segment [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract" xlink:label="us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract" xlink:to="lab_SegmentReportingInformationOperatingIncomeLossAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_SegmentReportingInformationOperatingIncomeLossAbstract" xml:lang="en-US">Operating income (loss):</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SegmentReportingInformationOperatingIncomeLossAbstract" xml:lang="en-US">Segment Reporting Information, Operating Income (Loss) [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable" xlink:label="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable" xlink:to="lab_ReconciliationOfAssetsFromSegmentToConsolidatedTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ReconciliationOfAssetsFromSegmentToConsolidatedTable" xml:lang="en-US">Reconciliation Of Assets From Segment To Consolidated [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingAssetReconcilingItemLineItems" xlink:label="us-gaap_SegmentReportingAssetReconcilingItemLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingAssetReconcilingItemLineItems" xlink:to="lab_SegmentReportingAssetReconcilingItemLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SegmentReportingAssetReconcilingItemLineItems" xml:lang="en-US">Segment Reporting Asset Reconciling Item [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UnallocatedAmountToSegmentMember" xlink:label="us-gaap_UnallocatedAmountToSegmentMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnallocatedAmountToSegmentMember" xlink:to="lab_UnallocatedAmountToSegmentMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_UnallocatedAmountToSegmentMember" xml:lang="en-US">Corporate unallocated expenses [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_UnallocatedAmountToSegmentMember" xml:lang="en-US">Unallocated Amount to Segment [Member]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShareBasedCompensationArrangementsByShareBasedPaymentAwardTextualAbstract" xlink:label="sif_ShareBasedCompensationArrangementsByShareBasedPaymentAwardTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShareBasedCompensationArrangementsByShareBasedPaymentAwardTextualAbstract" xlink:to="sif_ShareBasedCompensationArrangementsByShareBasedPaymentAwardTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShareBasedCompensationArrangementsByShareBasedPaymentAwardTextualAbstract_lbl" xml:lang="en-US">Share Based Compensation Arrangements by Share Based Payment Award (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ShareBasedCompensationArrangementsByShareBasedPaymentAwardTextualAbstract_lbl" xml:lang="en-US">Stock-Based Compensation (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShareBasedCompensationArrangementsByShareBasedPaymentAwardTextualAbstract_lbl" xml:lang="en-US">Share based compensation arrangements by share based payment award.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xml:lang="en-US">Stock options, vesting period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xml:lang="en-US">Stock options may be awarded</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:to="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xml:lang="en-US">Unrecognized compensation cost related to stock options granted under company plan</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xml:lang="en-US">Aggregate number of shares that may be awarded</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CompensationExpenseAccruedPercentageOfTargetLevels" xlink:label="sif_CompensationExpenseAccruedPercentageOfTargetLevels" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CompensationExpenseAccruedPercentageOfTargetLevels" xlink:to="sif_CompensationExpenseAccruedPercentageOfTargetLevels_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CompensationExpenseAccruedPercentageOfTargetLevels_lbl" xml:lang="en-US">Compensation Expense Accrued Percentage of Target Levels</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CompensationExpenseAccruedPercentageOfTargetLevels_lbl" xml:lang="en-US">Compensation expense accrued as percentage of target levels</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_CompensationExpenseAccruedPercentageOfTargetLevels_lbl" xml:lang="en-US">Compensation expense accrued percentage of target levels.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CommonSharesEarnedPercentageOfInitialTargetNumberSharesAwarded" xlink:label="sif_CommonSharesEarnedPercentageOfInitialTargetNumberSharesAwarded" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CommonSharesEarnedPercentageOfInitialTargetNumberSharesAwarded" xlink:to="sif_CommonSharesEarnedPercentageOfInitialTargetNumberSharesAwarded_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CommonSharesEarnedPercentageOfInitialTargetNumberSharesAwarded_lbl" xml:lang="en-US">Common Shares Earned Percentage of Initial Target Number Shares Awarded</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CommonSharesEarnedPercentageOfInitialTargetNumberSharesAwarded_lbl" xml:lang="en-US">Common shares earned as percentage of initial target number shares awarded</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_CommonSharesEarnedPercentageOfInitialTargetNumberSharesAwarded_lbl" xml:lang="en-US">Common shares earned percentage of initial target number shares awarded.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod" xlink:to="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod_lbl" xml:lang="en-US">Share Based Compensation Arrangement by Share Based Payment Award Performance Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod_lbl" xml:lang="en-US">Performance period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod_lbl" xml:lang="en-US">Share based compensation arrangement by share based payment award performance period.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_TwoThousandAndSevenLongTermIncentivePlanMember" xlink:label="sif_TwoThousandAndSevenLongTermIncentivePlanMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_TwoThousandAndSevenLongTermIncentivePlanMember" xlink:to="sif_TwoThousandAndSevenLongTermIncentivePlanMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_TwoThousandAndSevenLongTermIncentivePlanMember_lbl" xml:lang="en-US">Two Thousand and Seven Long Term Incentive Plan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_TwoThousandAndSevenLongTermIncentivePlanMember_lbl" xml:lang="en-US">2007 Plan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_TwoThousandAndSevenLongTermIncentivePlanMember_lbl" xml:lang="en-US">Two thousand and seven long-term incentive plan.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="us-gaap_PlanNameAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameAxis" xlink:to="lab_PlanNameAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PlanNameAxis" xml:lang="en-US">Plan Name [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="us-gaap_PlanNameDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameDomain" xlink:to="lab_PlanNameDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PlanNameDomain" xml:lang="en-US">Plan Name [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockOptionsMember" xlink:label="us-gaap_StockOptionsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockOptionsMember" xlink:to="lab_StockOptionsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_StockOptionsMember" xml:lang="en-US">Stock options [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StockOptionsMember" xml:lang="en-US">Stock Options [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedStockMember" xlink:to="lab_RestrictedStockMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_RestrictedStockMember" xml:lang="en-US">Restricted shares [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RestrictedStockMember" xml:lang="en-US">Restricted Stock [Member]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTwelveMember" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTwelveMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTwelveMember" xlink:to="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTwelveMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTwelveMember_lbl" xml:lang="en-US">Performance Shares Awarded During Fiscal Two Thousand and Twelve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTwelveMember_lbl" xml:lang="en-US">Performance shares awarded during fiscal 2012 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTwelveMember_lbl" xml:lang="en-US">Performance shares awarded during fiscal two thousand and twelve.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndElevenMember" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndElevenMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndElevenMember" xlink:to="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndElevenMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndElevenMember_lbl" xml:lang="en-US">Performance Shares Awarded During Fiscal Two Thousand and Eleven [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndElevenMember_lbl" xml:lang="en-US">Performance shares awarded during fiscal 2011 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndElevenMember_lbl" xml:lang="en-US">Performance shares awarded during fiscal two thousand and eleven.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTenMember" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTenMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTenMember" xlink:to="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTenMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTenMember_lbl" xml:lang="en-US">Performance Shares Awarded During Fiscal Two Thousand and Ten [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTenMember_lbl" xml:lang="en-US">Performance shares awarded during fiscal 2010 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PerformanceSharesAwardedDuringFiscalTwoThousandAndTenMember_lbl" xml:lang="en-US">Performance shares awarded during fiscal two thousand and ten.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CommonSharesEarnedPursuantToAward" xlink:label="sif_CommonSharesEarnedPursuantToAward" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CommonSharesEarnedPursuantToAward" xlink:to="sif_CommonSharesEarnedPursuantToAward_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CommonSharesEarnedPursuantToAward_lbl" xml:lang="en-US">Common Shares Earned Pursuant to Award</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CommonSharesEarnedPursuantToAward_lbl" xml:lang="en-US">Ultimate number of common shares that may be earned</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_CommonSharesEarnedPursuantToAward_lbl" xml:lang="en-US">Common shares earned pursuant to award.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xml:lang="en-US">Finite Lived Intangible Assets, Major Class Name [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllocatedShareBasedCompensationExpense" xlink:to="lab_AllocatedShareBasedCompensationExpense" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AllocatedShareBasedCompensationExpense" xml:lang="en-US">Compensation expense related to performance and restricted shares awarded</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AllocatedShareBasedCompensationExpense" xml:lang="en-US">Allocated Share-based Compensation Expense</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_RetirementBenefitPlansTextualAbstract" xlink:label="sif_RetirementBenefitPlansTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_RetirementBenefitPlansTextualAbstract" xlink:to="sif_RetirementBenefitPlansTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_RetirementBenefitPlansTextualAbstract_lbl" xml:lang="en-US">Retirement Benefit Plans (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_RetirementBenefitPlansTextualAbstract_lbl" xml:lang="en-US">Retirement Benefit Plans (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_RetirementBenefitPlansTextualAbstract_lbl" xml:lang="en-US">Retirement benefit plans.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_GoodwillAndIntangibleAssetsTextualAbstract" xlink:label="sif_GoodwillAndIntangibleAssetsTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_GoodwillAndIntangibleAssetsTextualAbstract" xlink:to="sif_GoodwillAndIntangibleAssetsTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_GoodwillAndIntangibleAssetsTextualAbstract_lbl" xml:lang="en-US">Goodwill and Intangible Assets (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_GoodwillAndIntangibleAssetsTextualAbstract_lbl" xml:lang="en-US">Goodwill and Intangible Assets (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_GoodwillAndIntangibleAssetsTextualAbstract_lbl" xml:lang="en-US">Goodwill and intangible assets.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="us-gaap_DebtAndCapitalLeaseObligations" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtAndCapitalLeaseObligations" xlink:to="lab_DebtAndCapitalLeaseObligations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DebtAndCapitalLeaseObligations" xml:lang="en-US">Non current maturities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DebtAndCapitalLeaseObligations" xml:lang="en-US">Debt and Capital Lease Obligations</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments" xlink:label="us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments" xlink:to="lab_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments" xml:lang="en-US">Proceeds from Sale, Maturity and Collection of Short-term Investments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments" xml:lang="en-US">Maturity of short-term investments</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementTable" xlink:to="lab_StatementTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StatementTable" xml:lang="en-US">Statement [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementLineItems" xlink:to="lab_StatementLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StatementLineItems" xml:lang="en-US">Statement [Line Items]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NonInterestPromissoryNoteIssuedToSeller" xlink:label="sif_NonInterestPromissoryNoteIssuedToSeller" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NonInterestPromissoryNoteIssuedToSeller" xlink:to="sif_NonInterestPromissoryNoteIssuedToSeller_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NonInterestPromissoryNoteIssuedToSeller_lbl" xml:lang="en-US">Non Interest Promissory Note Issued to Seller</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NonInterestPromissoryNoteIssuedToSeller_lbl" xml:lang="en-US">Non-interest bearing promissory note</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NonInterestPromissoryNoteIssuedToSeller_lbl" xml:lang="en-US">Non interest promissory note issued to seller.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PercentageOfImputedInterestRateUsedToDiscount" xlink:label="sif_PercentageOfImputedInterestRateUsedToDiscount" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PercentageOfImputedInterestRateUsedToDiscount" xlink:to="sif_PercentageOfImputedInterestRateUsedToDiscount_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PercentageOfImputedInterestRateUsedToDiscount_lbl" xml:lang="en-US">Percentage of Imputed Interest Rate Used to Discount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PercentageOfImputedInterestRateUsedToDiscount_lbl" xml:lang="en-US">Imputed interest rate used to discount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PercentageOfImputedInterestRateUsedToDiscount_lbl" xml:lang="en-US">Percentage of imputed interest rate used to discount.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:label="us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:to="lab_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xml:lang="en-US">Lapse of status of limitations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xml:lang="en-US">Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:to="lab_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xml:lang="en-US">Increase due to tax positions taken in prior years</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xml:lang="en-US">Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="lab_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Weighted average exercise price</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xml:lang="en-US">Shares forfeited, Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xml:lang="en-US">Shares forfeited, Weighted Average Fair Value at Date of Grant</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScenarioActualMember" xlink:label="us-gaap_ScenarioActualMember" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="us-gaap_StatementScenarioAxis" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="us-gaap_ScenarioUnspecifiedDomain" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="us-gaap_LiabilitiesCurrentAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="lab_LiabilitiesCurrentAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LiabilitiesCurrentAbstract" xml:lang="en-US">Current liabilities:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LiabilitiesCurrentAbstract" xml:lang="en-US">Liabilities, Current [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:label="us-gaap_EarningsPerShareBasicAndDilutedAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:to="lab_EarningsPerShareBasicAndDilutedAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Dilutive effect of the Company's stock options</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Earnings Per Share, Basic and Diluted [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_OutstandingShareAwardsEarnedAndIssuedAtGreaterThanTargetNumberOfShares" xlink:label="sif_OutstandingShareAwardsEarnedAndIssuedAtGreaterThanTargetNumberOfShares" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_OutstandingShareAwardsEarnedAndIssuedAtGreaterThanTargetNumberOfShares" xlink:to="sif_OutstandingShareAwardsEarnedAndIssuedAtGreaterThanTargetNumberOfShares_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_OutstandingShareAwardsEarnedAndIssuedAtGreaterThanTargetNumberOfShares_lbl" xml:lang="en-US">Outstanding Share Awards Earned and Issued at Greater than Target Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_OutstandingShareAwardsEarnedAndIssuedAtGreaterThanTargetNumberOfShares_lbl" xml:lang="en-US">Outstanding share awards earned and issued at greater than the target number of shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_OutstandingShareAwardsEarnedAndIssuedAtGreaterThanTargetNumberOfShares_lbl" xml:lang="en-US">Outstanding share awards earned and issued at greater than the target number of shares.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareReconciliationTableTextBlock" xlink:label="us-gaap_ScheduleOfEarningsPerShareReconciliationTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEarningsPerShareReconciliationTableTextBlock" xlink:to="lab_ScheduleOfEarningsPerShareReconciliationTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfEarningsPerShareReconciliationTableTextBlock" xml:lang="en-US">Dilutive effect of the Company's stock options</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfEarningsPerShareReconciliationTableTextBlock" xml:lang="en-US">Schedule of Earnings Per Share Reconciliation [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:to="lab_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xml:lang="en-US">Increase due to tax positions taken in current year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xml:lang="en-US">Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="lab_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xml:lang="en-US">Weighted average shares excluded from the calculation of diluted earnings per share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="us-gaap_AssetsCurrentAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrentAbstract" xlink:to="lab_AssetsCurrentAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AssetsCurrentAbstract" xml:lang="en-US">Current assets:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AssetsCurrentAbstract" xml:lang="en-US">Assets, Current [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BuildingsAndImprovementsGross" xlink:label="us-gaap_BuildingsAndImprovementsGross" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BuildingsAndImprovementsGross" xlink:to="lab_BuildingsAndImprovementsGross" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BuildingsAndImprovementsGross" xml:lang="en-US">Buildings</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BuildingsAndImprovementsGross" xml:lang="en-US">Buildings and Improvements, Gross</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="lab_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated depreciation</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentGross" xlink:to="lab_PropertyPlantAndEquipmentGross" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentGross" xml:lang="en-US">Property, Plant and Equipment, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_PropertyPlantAndEquipmentGross" xml:lang="en-US">Total property, plant and equipment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentNetAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:to="lab_PropertyPlantAndEquipmentNetAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_PropertyPlantAndEquipmentNetAbstract" xml:lang="en-US">Property, plant and equipment:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentNetAbstract" xml:lang="en-US">Property, Plant and Equipment, Net [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Land" xlink:label="us-gaap_Land" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Land" xlink:to="lab_Land" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_Land" xml:lang="en-US">Land</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_Land" xml:lang="en-US">Land</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MachineryAndEquipmentGross" xlink:label="us-gaap_MachineryAndEquipmentGross" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MachineryAndEquipmentGross" xlink:to="lab_MachineryAndEquipmentGross" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MachineryAndEquipmentGross" xml:lang="en-US">Machinery and Equipment, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MachineryAndEquipmentGross" xml:lang="en-US">Machinery and equipment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:to="lab_GainLossOnSaleOfPropertyPlantEquipment" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US">Gain (Loss) on Sale of Property Plant Equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US">Loss (gain) on disposal of property, plant and equipment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:label="us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:to="lab_ImpairmentOfLongLivedAssetsToBeDisposedOf" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ImpairmentOfLongLivedAssetsToBeDisposedOf" xml:lang="en-US">Impairment of Long-Lived Assets to be Disposed of</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_ImpairmentOfLongLivedAssetsToBeDisposedOf" xml:lang="en-US">Asset impairment charges</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:to="lab_IncreaseDecreaseInOtherOperatingAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IncreaseDecreaseInOtherOperatingAssets" xml:lang="en-US">Other assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncreaseDecreaseInOtherOperatingAssets" xml:lang="en-US">Increase (Decrease) in Other Operating Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:to="lab_IncreaseDecreaseInOtherOperatingLiabilities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IncreaseDecreaseInOtherOperatingLiabilities" xml:lang="en-US">Other long-term liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncreaseDecreaseInOtherOperatingLiabilities" xml:lang="en-US">Increase (Decrease) in Other Operating Liabilities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" xlink:label="us-gaap_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" xlink:to="lab_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" xml:lang="en-US">Proceeds from disposal of property, plant and equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" xml:lang="en-US">Proceeds from Sale of Other Property, Plant, and Equipment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations" xlink:label="us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations" xlink:to="lab_RepaymentsOfDebtAndCapitalLeaseObligations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_RepaymentsOfDebtAndCapitalLeaseObligations" xml:lang="en-US">Repayments of capital lease obligations and other long-term debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RepaymentsOfDebtAndCapitalLeaseObligations" xml:lang="en-US">Repayments of Debt and Capital Lease Obligations</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:to="lab_NoncashInvestingAndFinancingItemsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_NoncashInvestingAndFinancingItemsAbstract" xml:lang="en-US">Non-cash financing transactions:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_NoncashInvestingAndFinancingItemsAbstract" xml:lang="en-US">Noncash Investing and Financing Items [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DividendsPayableAmountPerShare" xlink:label="us-gaap_DividendsPayableAmountPerShare" />
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:to="lab_PriorPeriodReclassificationAdjustmentDescription" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PriorPeriodReclassificationAdjustmentDescription" xml:lang="en-US">Reclassification, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_PriorPeriodReclassificationAdjustmentDescription" xml:lang="en-US">RECLASSIFICATIONS</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="us-gaap_IncomeTaxPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxPolicyTextBlock" xlink:to="lab_IncomeTaxPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxPolicyTextBlock" xml:lang="en-US">Income Tax, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeTaxPolicyTextBlock" xml:lang="en-US">INCOME TAXES</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:to="lab_ResearchAndDevelopmentExpensePolicy" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ResearchAndDevelopmentExpensePolicy" xml:lang="en-US">RESEARCH AND DEVELOPMENT</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ResearchAndDevelopmentExpensePolicy" xml:lang="en-US">Research and Development Expense, Policy [Policy Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="us-gaap_UseOfEstimates" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UseOfEstimates" xlink:to="lab_UseOfEstimates" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_UseOfEstimates" xml:lang="en-US">USE OF ESTIMATES</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_UseOfEstimates" xml:lang="en-US">Use of Estimates, Policy [Policy Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="us-gaap_RevenueRecognitionPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRecognitionPolicyTextBlock" xlink:to="lab_RevenueRecognitionPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RevenueRecognitionPolicyTextBlock" xml:lang="en-US">Revenue Recognition, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_RevenueRecognitionPolicyTextBlock" xml:lang="en-US">REVENUE RECOGNITION</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:to="lab_GoodwillAndIntangibleAssetsPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_GoodwillAndIntangibleAssetsPolicyTextBlock" xml:lang="en-US">Goodwill and Intangible Assets, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_GoodwillAndIntangibleAssetsPolicyTextBlock" xml:lang="en-US">GOODWILL AND INTANGIBLE ASSETS</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="lab_PropertyPlantAndEquipmentPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentPolicyTextBlock" xml:lang="en-US">Property, Plant and Equipment, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_PropertyPlantAndEquipmentPolicyTextBlock" xml:lang="en-US">PROPERTY, PLANT AND EQUIPMENT</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="us-gaap_InventoryPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryPolicyTextBlock" xlink:to="lab_InventoryPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryPolicyTextBlock" xml:lang="en-US">Inventory, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_InventoryPolicyTextBlock" xml:lang="en-US">INVENTORY VALUATION</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="us-gaap_ConcentrationRiskCreditRisk" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskCreditRisk" xlink:to="lab_ConcentrationRiskCreditRisk" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ConcentrationRiskCreditRisk" xml:lang="en-US">Concentration Risk, Credit Risk, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ConcentrationRiskCreditRisk" xml:lang="en-US">CONCENTRATIONS OF CREDIT RISK</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="lab_CashAndCashEquivalentsPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CashAndCashEquivalentsPolicyTextBlock" xml:lang="en-US">Cash and Cash Equivalents, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CashAndCashEquivalentsPolicyTextBlock" xml:lang="en-US">CASH EQUIVALENTS</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MarketableSecuritiesHeldToMaturitySecuritiesPolicy" xlink:label="us-gaap_MarketableSecuritiesHeldToMaturitySecuritiesPolicy" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MarketableSecuritiesHeldToMaturitySecuritiesPolicy" xlink:to="lab_MarketableSecuritiesHeldToMaturitySecuritiesPolicy" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MarketableSecuritiesHeldToMaturitySecuritiesPolicy" xml:lang="en-US">Marketable Securities, Held-to-maturity Securities, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MarketableSecuritiesHeldToMaturitySecuritiesPolicy" xml:lang="en-US">SHORT-TERM INVESTMENTS</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="lab_NewAccountingPronouncementsPolicyPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_NewAccountingPronouncementsPolicyPolicyTextBlock" xml:lang="en-US">New Accounting Pronouncements, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_NewAccountingPronouncementsPolicyPolicyTextBlock" xml:lang="en-US">IMPACT OF RECENTLY ADOPTED ACCOUNTING STANDARDS</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ImpactOfNewlyIssuedAccountingStandardsPolicyTextBlock" xlink:label="sif_ImpactOfNewlyIssuedAccountingStandardsPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ImpactOfNewlyIssuedAccountingStandardsPolicyTextBlock" xlink:to="sif_ImpactOfNewlyIssuedAccountingStandardsPolicyTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ImpactOfNewlyIssuedAccountingStandardsPolicyTextBlock_lbl" xml:lang="en-US">Impact of Newly Issued Accounting Standards [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ImpactOfNewlyIssuedAccountingStandardsPolicyTextBlock_lbl" xml:lang="en-US">IMPACT OF NEWLY ISSUED ACCOUNTING STANDARDS</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ImpactOfNewlyIssuedAccountingStandardsPolicyTextBlock_lbl" xml:lang="en-US">Impact of newly issued accounting standards.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="dei_EntityWellKnownSeasonedIssuer" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityWellKnownSeasonedIssuer" xlink:to="lab_EntityWellKnownSeasonedIssuer" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EntityWellKnownSeasonedIssuer" xml:lang="en-US">Entity Well-known Seasoned Issuer</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="dei_EntityVoluntaryFilers" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityVoluntaryFilers" xlink:to="lab_EntityVoluntaryFilers" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EntityVoluntaryFilers" xml:lang="en-US">Entity Voluntary Filers</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="dei_EntityCurrentReportingStatus" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCurrentReportingStatus" xlink:to="lab_EntityCurrentReportingStatus" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EntityCurrentReportingStatus" xml:lang="en-US">Entity Current Reporting Status</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityPublicFloat" xlink:label="dei_EntityPublicFloat" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPublicFloat" xlink:to="lab_EntityPublicFloat" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EntityPublicFloat" xml:lang="en-US">Entity Public Float</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="lab_StatementOfStockholdersEquityAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StatementOfStockholdersEquityAbstract" xml:lang="en-US">Consolidated Statements of Shareholders' Equity [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:to="lab_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xml:lang="en-US">Foreign currency translation adjustment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DividendsCommonStockStock" xlink:label="us-gaap_DividendsCommonStockStock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DividendsCommonStockStock" xlink:to="lab_DividendsCommonStockStock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DividendsCommonStockStock" xml:lang="en-US">Dividends, Common Stock, Stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DividendsCommonStockStock" xml:lang="en-US">Dividend declared but not paid</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross" xlink:to="lab_StockIssuedDuringPeriodValueShareBasedCompensationGross" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_StockIssuedDuringPeriodValueShareBasedCompensationGross" xml:lang="en-US">Share transactions under employee stock plans</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StockIssuedDuringPeriodValueShareBasedCompensationGross" xml:lang="en-US">Stock Issued During Period, Value, Share-based Compensation, Gross</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockMember" xlink:label="us-gaap_CommonStockMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="lab_CommonStockMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CommonStockMember" xml:lang="en-US">Common Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CommonStockMember" xml:lang="en-US">Common Stock [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="us-gaap_AdditionalPaidInCapitalMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="lab_AdditionalPaidInCapitalMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AdditionalPaidInCapitalMember" xml:lang="en-US">Additional Paid-in Capital</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AdditionalPaidInCapitalMember" xml:lang="en-US">Additional Paid-in Capital [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="us-gaap_RetainedEarningsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="lab_RetainedEarningsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_RetainedEarningsMember" xml:lang="en-US">Retained Earnings</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RetainedEarningsMember" xml:lang="en-US">Retained Earnings [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="lab_AccumulatedOtherComprehensiveIncomeMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Accumulated Other Comprehensive Loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="us-gaap_TreasuryStockMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockMember" xlink:to="lab_TreasuryStockMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_TreasuryStockMember" xml:lang="en-US">Common Shares Held in Treasury</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_TreasuryStockMember" xml:lang="en-US">Treasury Stock [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementEquityComponentsAxis" xlink:to="lab_StatementEquityComponentsAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StatementEquityComponentsAxis" xml:lang="en-US">Equity Components [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="us-gaap_EquityComponentDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityComponentDomain" xlink:to="lab_EquityComponentDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EquityComponentDomain" xml:lang="en-US">Equity Component [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="us-gaap_NumberOfOperatingSegments" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NumberOfOperatingSegments" xlink:to="lab_NumberOfOperatingSegments" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_NumberOfOperatingSegments" xml:lang="en-US">Number of segments in which company operates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_NumberOfOperatingSegments" xml:lang="en-US">Number of Operating Segments</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:to="lab_AllowanceForDoubtfulAccountsReceivable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Allowance for doubtful accounts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Allowance for Doubtful Accounts Receivable</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BuildingAndBuildingImprovementsMember" xlink:label="us-gaap_BuildingAndBuildingImprovementsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BuildingAndBuildingImprovementsMember" xlink:to="lab_BuildingAndBuildingImprovementsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BuildingAndBuildingImprovementsMember" xml:lang="en-US">Building and Building Improvements [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BuildingAndBuildingImprovementsMember" xml:lang="en-US">Building and Building Improvements [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MachineryAndEquipmentMember" xlink:label="us-gaap_MachineryAndEquipmentMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MachineryAndEquipmentMember" xlink:to="lab_MachineryAndEquipmentMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MachineryAndEquipmentMember" xml:lang="en-US">Machinery and Equipment [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MachineryAndEquipmentMember" xml:lang="en-US">Machinery and Equipment [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LeaseholdImprovementsMember" xlink:label="us-gaap_LeaseholdImprovementsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseholdImprovementsMember" xlink:to="lab_LeaseholdImprovementsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LeaseholdImprovementsMember" xml:lang="en-US">Leasehold Improvements [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LeaseholdImprovementsMember" xml:lang="en-US">Leasehold Improvements [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:to="lab_ScheduleOfPropertyPlantAndEquipmentTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfPropertyPlantAndEquipmentTable" xml:lang="en-US">Schedule of Property, Plant and Equipment [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="lab_PropertyPlantAndEquipmentByTypeAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentByTypeAxis" xml:lang="en-US">Property, Plant and Equipment, Type [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:to="lab_PropertyPlantAndEquipmentTypeDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentTypeDomain" xml:lang="en-US">Property, Plant and Equipment, Type [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems" xlink:to="lab_PropertyPlantAndEquipmentLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentLineItems" xml:lang="en-US">Property, Plant and Equipment [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="us-gaap_PayablesAndAccrualsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="lab_PayablesAndAccrualsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PayablesAndAccrualsAbstract" xml:lang="en-US">Accrued Liabilities [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:to="lab_ScheduleOfAccruedLiabilitiesTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfAccruedLiabilitiesTableTextBlock" xml:lang="en-US">Components of Accrued liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfAccruedLiabilitiesTableTextBlock" xml:lang="en-US">Schedule of Accrued Liabilities [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAccruedLiabilitiesCurrent" xlink:to="lab_OtherAccruedLiabilitiesCurrent" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherAccruedLiabilitiesCurrent" xml:lang="en-US">Other accrued liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherAccruedLiabilitiesCurrent" xml:lang="en-US">Other Accrued Liabilities, Current</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DividendsPayableCurrent" xlink:label="us-gaap_DividendsPayableCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DividendsPayableCurrent" xlink:to="lab_DividendsPayableCurrent" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DividendsPayableCurrent" xml:lang="en-US">Accrued dividends</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DividendsPayableCurrent" xml:lang="en-US">Dividends Payable, Current</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WorkersCompensationLiabilityCurrent" xlink:label="us-gaap_WorkersCompensationLiabilityCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WorkersCompensationLiabilityCurrent" xlink:to="lab_WorkersCompensationLiabilityCurrent" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_WorkersCompensationLiabilityCurrent" xml:lang="en-US">Accrued workers' compensation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_WorkersCompensationLiabilityCurrent" xml:lang="en-US">Workers' Compensation Liability, Current</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:to="lab_DeferredStateAndLocalIncomeTaxExpenseBenefit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredStateAndLocalIncomeTaxExpenseBenefit" xml:lang="en-US">U.S state and local</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredStateAndLocalIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred State and Local Income Tax Expense (Benefit)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:to="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xml:lang="en-US">U.S</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Domestic</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:to="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xml:lang="en-US">Non-U.S</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Foreign</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xlink:to="lab_DeferredTaxAssetsOperatingLossCarryforwardsForeign" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xml:lang="en-US">Net non-U.S. operating loss carryforwards</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xml:lang="en-US">Deferred Tax Assets, Operating Loss Carryforwards, Foreign</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits" xlink:to="lab_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits" xml:lang="en-US">Employee benefits</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses" xlink:to="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses" xml:lang="en-US">Asset impairment reserve</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Impairment Losses</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:to="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xml:lang="en-US">Allowance for doubtful accounts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign" xlink:label="us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign" xlink:to="lab_DeferredTaxAssetsTaxCreditCarryforwardsForeign" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsTaxCreditCarryforwardsForeign" xml:lang="en-US">Foreign tax credits</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsTaxCreditCarryforwardsForeign" xml:lang="en-US">Deferred Tax Assets, Tax Credit Carryforwards, Foreign</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOther" xlink:to="lab_DeferredTaxAssetsOther" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsOther" xml:lang="en-US">Other</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsOther" xml:lang="en-US">Deferred Tax Assets, Other</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:to="lab_DeferredTaxAssetsLiabilitiesNet" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Deferred Tax Assets, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Net deferred tax liabilities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings" xlink:label="us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings" xlink:to="lab_DeferredTaxLiabilitiesUndistributedForeignEarnings" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxLiabilitiesUndistributedForeignEarnings" xml:lang="en-US">Deferred Tax Liabilities, Undistributed Foreign Earnings</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DeferredTaxLiabilitiesUndistributedForeignEarnings" xml:lang="en-US">Unremitted foreign earnings</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOther" xlink:label="us-gaap_DeferredTaxLiabilitiesOther" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesOther" xlink:to="lab_DeferredTaxLiabilitiesOther" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxLiabilitiesOther" xml:lang="en-US">Deferred Tax Liabilities, Other</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DeferredTaxLiabilitiesOther" xml:lang="en-US">Other</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="us-gaap_DeferredIncomeTaxLiabilities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxLiabilities" xlink:to="lab_DeferredIncomeTaxLiabilities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredIncomeTaxLiabilities" xml:lang="en-US">Deferred Tax Liabilities, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_DeferredIncomeTaxLiabilities" xml:lang="en-US">Total deferred tax liabilities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="lab_DeferredTaxAssetsValuationAllowance" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Deferred Tax Assets, Valuation Allowance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Valuation allowance</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:label="us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:to="lab_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xml:lang="en-US">State and Local Income Tax Expense (Benefit), Continuing Operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xml:lang="en-US">Less-U.S. state and local income tax provision</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_TaxEffectOfAbstract" xlink:label="sif_TaxEffectOfAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_TaxEffectOfAbstract" xlink:to="sif_TaxEffectOfAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_TaxEffectOfAbstract_lbl" xml:lang="en-US">Tax Effect of [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_TaxEffectOfAbstract_lbl" xml:lang="en-US">Tax effect of:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:to="lab_IncomeTaxReconciliationStateAndLocalIncomeTaxes" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xml:lang="en-US">State and local income taxes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xml:lang="en-US">Income Tax Reconciliation, State and Local Income Taxes</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:label="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="lab_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xml:lang="en-US">Components of Deferred Tax Assets and Liabilities [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xml:lang="en-US">Summary of deferred tax assets and liabilities</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="lab_ValuationAllowanceDeferredTaxAssetChangeInAmount" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ValuationAllowanceDeferredTaxAssetChangeInAmount" xml:lang="en-US">Increase/(reduction) of the valuation allowance against its net deferred tax assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowanceDeferredTaxAssetChangeInAmount" xml:lang="en-US">Valuation Allowance, Deferred Tax Asset, Change in Amount</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxReconciliationRepatriationOfForeignEarnings" xlink:label="us-gaap_IncomeTaxReconciliationRepatriationOfForeignEarnings" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationRepatriationOfForeignEarnings" xlink:to="lab_IncomeTaxReconciliationRepatriationOfForeignEarnings" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IncomeTaxReconciliationRepatriationOfForeignEarnings" xml:lang="en-US">Undistributed earnings of non-U.S. subsidiaries</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxReconciliationRepatriationOfForeignEarnings" xml:lang="en-US">Income Tax Reconciliation, Repatriation of Foreign Earnings</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanOtherCosts" xlink:label="us-gaap_DefinedBenefitPlanOtherCosts" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanOtherCosts" xlink:to="lab_DefinedBenefitPlanOtherCosts" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanOtherCosts" xml:lang="en-US">Early retirement expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanOtherCosts" xml:lang="en-US">Defined Benefit Plan, Other Costs</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAmendments" xlink:label="us-gaap_DefinedBenefitPlanPlanAmendments" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPlanAmendments" xlink:to="lab_DefinedBenefitPlanPlanAmendments" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanPlanAmendments" xml:lang="en-US">Amendments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPlanAmendments" xml:lang="en-US">Defined Benefit Plan, Plan Amendments</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss" xlink:label="us-gaap_DefinedBenefitPlanActuarialGainLoss" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanActuarialGainLoss" xlink:to="lab_DefinedBenefitPlanActuarialGainLoss" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanActuarialGainLoss" xml:lang="en-US">Actuarial loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanActuarialGainLoss" xml:lang="en-US">Defined Benefit Plan, Actuarial Gain (Loss)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitsPaid" xlink:label="us-gaap_DefinedBenefitPlanBenefitsPaid" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanBenefitsPaid" xlink:to="lab_DefinedBenefitPlanBenefitsPaid" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DefinedBenefitPlanBenefitsPaid" xml:lang="en-US">Benefits paid</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanBenefitsPaid" xml:lang="en-US">Defined Benefit Plan, Benefits Paid</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanOtherChanges" xlink:label="us-gaap_DefinedBenefitPlanOtherChanges" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanOtherChanges" xlink:to="lab_DefinedBenefitPlanOtherChanges" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanOtherChanges" xml:lang="en-US">Early retirement expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanOtherChanges" xml:lang="en-US">Defined Benefit Plan, Other Changes</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="us-gaap_DefinedBenefitPlanBenefitObligation" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanBenefitObligation" xlink:to="lab_DefinedBenefitPlanBenefitObligation" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_DefinedBenefitPlanBenefitObligation" xml:lang="en-US">Benefit obligations at end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanBenefitObligation" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_DefinedBenefitPlanBenefitObligation" xml:lang="en-US">Benefit obligations at beginning of year</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xlink:label="us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xlink:to="lab_DefinedBenefitPlanChangeInBenefitObligationRollForward" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanChangeInBenefitObligationRollForward" xml:lang="en-US">Benefit obligations:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanChangeInBenefitObligationRollForward" xml:lang="en-US">Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xlink:label="us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xlink:to="lab_DefinedBenefitPlanActualReturnOnPlanAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanActualReturnOnPlanAssets" xml:lang="en-US">Actual return on plan assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanActualReturnOnPlanAssets" xml:lang="en-US">Defined Benefit Plan, Actual Return on Plan Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:to="lab_DefinedBenefitPlanFairValueOfPlanAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Defined Benefit Plan, Fair Value of Plan Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Balance at end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Balance at beginning of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Asset Amount</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xlink:label="us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xlink:to="lab_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xml:lang="en-US">Plan assets:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xml:lang="en-US">Changes in the fair value of the Company's Level 3 investments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xml:lang="en-US">Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AssetsExceedBenefitObligationsMember" xlink:label="sif_AssetsExceedBenefitObligationsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AssetsExceedBenefitObligationsMember" xlink:to="sif_AssetsExceedBenefitObligationsMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AssetsExceedBenefitObligationsMember_lbl" xml:lang="en-US">Assets Exceed Benefit Obligations [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AssetsExceedBenefitObligationsMember_lbl" xml:lang="en-US">Assets Exceed Benefit Obligations [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AssetsExceedBenefitObligationsMember_lbl" xml:lang="en-US">Assets exceed benefit obligations.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_BenefitObligationsExceedAssetsMember" xlink:label="sif_BenefitObligationsExceedAssetsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_BenefitObligationsExceedAssetsMember" xlink:to="sif_BenefitObligationsExceedAssetsMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_BenefitObligationsExceedAssetsMember_lbl" xml:lang="en-US">Benefit Obligations Exceed Assets [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_BenefitObligationsExceedAssetsMember_lbl" xml:lang="en-US">Benefit Obligations Exceed Assets [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_BenefitObligationsExceedAssetsMember_lbl" xml:lang="en-US">Benefit obligations exceed assets.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfNetGainsLosses" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfNetGainsLosses" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmortizationOfNetGainsLosses" xlink:to="lab_DefinedBenefitPlanAmortizationOfNetGainsLosses" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanAmortizationOfNetGainsLosses" xml:lang="en-US">Net loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAmortizationOfNetGainsLosses" xml:lang="en-US">Defined Benefit Plan, Amortization of Net Gains (Losses)</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit" xlink:to="lab_DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit" xml:lang="en-US">Defined Benefit Plan, Amortization of Net Prior Service Cost (Credit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit" xml:lang="en-US">Prior service cost</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYear" xlink:label="us-gaap_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYear" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYear" xlink:to="lab_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYear" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYear" xml:lang="en-US">Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYear" xml:lang="en-US">Total</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xlink:label="us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xlink:to="lab_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xml:lang="en-US">Expected return on assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:label="us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:to="lab_ScheduleOfDefinedBenefitPlansDisclosuresTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfDefinedBenefitPlansDisclosuresTable" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xlink:label="us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xlink:to="lab_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xml:lang="en-US">Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlansDomain" xlink:label="us-gaap_DefinedBenefitPlansDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlansDomain" xlink:to="lab_DefinedBenefitPlansDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlansDomain" xml:lang="en-US">Defined Benefit Plans and Other Postretirement Benefit Plans [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="us-gaap_DefinedBenefitPlanDisclosureLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:to="lab_DefinedBenefitPlanDisclosureLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanDisclosureLineItems" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsAbstract" xlink:label="us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsAbstract" xlink:to="lab_DefinedBenefitPlanAssetsForPlanBenefitsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAssetsForPlanBenefitsAbstract" xml:lang="en-US">Defined Benefit Plan, Assets for Plan Benefits [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanAssetsForPlanBenefitsAbstract" xml:lang="en-US">Amounts recognized in the consolidated balance sheets are:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYearAbstract" xlink:label="us-gaap_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYearAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYearAbstract" xlink:to="lab_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYearAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYearAbstract" xml:lang="en-US">Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="lab_FairValueByFairValueHierarchyLevelAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US">Fair Value, Hierarchy [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="lab_FairValueMeasurementsFairValueHierarchyDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FairValueMeasurementsFairValueHierarchyDomain" xml:lang="en-US">Fair Value, Measurements, Fair Value Hierarchy [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="us-gaap_FairValueInputsLevel1Member" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="lab_FairValueInputsLevel1Member" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FairValueInputsLevel1Member" xml:lang="en-US">Level 1 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FairValueInputsLevel1Member" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="us-gaap_FairValueInputsLevel2Member" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="lab_FairValueInputsLevel2Member" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FairValueInputsLevel2Member" xml:lang="en-US">Level 2 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FairValueInputsLevel2Member" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="lab_FairValueInputsLevel3Member" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_FairValueInputsLevel3Member" xml:lang="en-US">Level 3 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_FairValueInputsLevel3Member" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="us-gaap_USTreasurySecuritiesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_USTreasurySecuritiesMember" xlink:to="lab_USTreasurySecuritiesMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_USTreasurySecuritiesMember" xml:lang="en-US">US Treasury Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_USTreasurySecuritiesMember" xml:lang="en-US">U.S. debt securities [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember" xlink:label="us-gaap_ForeignGovernmentDebtSecuritiesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ForeignGovernmentDebtSecuritiesMember" xlink:to="lab_ForeignGovernmentDebtSecuritiesMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ForeignGovernmentDebtSecuritiesMember" xml:lang="en-US">Foreign Government Debt Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ForeignGovernmentDebtSecuritiesMember" xml:lang="en-US">Non-U.S. debt securities [Member]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UnitedStatesEquitySecuritiesMember" xlink:label="sif_UnitedStatesEquitySecuritiesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UnitedStatesEquitySecuritiesMember" xlink:to="sif_UnitedStatesEquitySecuritiesMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UnitedStatesEquitySecuritiesMember_lbl" xml:lang="en-US">United States Equity Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="sif_UnitedStatesEquitySecuritiesMember_lbl" xml:lang="en-US">U.S. equities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UnitedStatesEquitySecuritiesMember_lbl" xml:lang="en-US">United states equity securities.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NonUnitedStatesEquitySecuritiesMember" xlink:label="sif_NonUnitedStatesEquitySecuritiesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NonUnitedStatesEquitySecuritiesMember" xlink:to="sif_NonUnitedStatesEquitySecuritiesMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NonUnitedStatesEquitySecuritiesMember_lbl" xml:lang="en-US">Non United States Equity Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="sif_NonUnitedStatesEquitySecuritiesMember_lbl" xml:lang="en-US">Non-U.S. equities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NonUnitedStatesEquitySecuritiesMember_lbl" xml:lang="en-US">Non united states equity securities.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis" xlink:label="us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis" xlink:to="lab_DefinedBenefitPlanByPlanAssetCategoriesAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanByPlanAssetCategoriesAxis" xml:lang="en-US">Defined Benefit Plan, Asset Categories [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PlanAssetCategoriesDomain" xlink:label="us-gaap_PlanAssetCategoriesDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanAssetCategoriesDomain" xlink:to="lab_PlanAssetCategoriesDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PlanAssetCategoriesDomain" xml:lang="en-US">Plan Asset Categories [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements" xlink:label="us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements" xlink:to="lab_DefinedBenefitPlanPurchasesSalesAndSettlements" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanPurchasesSalesAndSettlements" xml:lang="en-US">Purchases and sales of plan assets, net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPurchasesSalesAndSettlements" xml:lang="en-US">Defined Benefit Plan, Purchases, Sales, and Settlements</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum" xlink:label="us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum" xlink:to="lab_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum" xml:lang="en-US">Asset Allocations Range Minimum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum" xml:lang="en-US">Defined Benefit Plan, Target Plan Asset Allocations Range Minimum</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum" xlink:label="us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum" xlink:to="lab_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum" xml:lang="en-US">Asset Allocations Range Maximum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum" xml:lang="en-US">Defined Benefit Plan, Target Plan Asset Allocations Range Maximum</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xlink:label="us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xlink:to="lab_ScheduleOfAllocationOfPlanAssetsTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xml:lang="en-US">Asset allocation range provides flexibility for the Plan's investments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of Allocation of Plan Assets [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract" xlink:label="us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract" xlink:to="lab_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract" xml:lang="en-US">Expected benefit payment amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xlink:label="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xlink:to="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xml:lang="en-US">2013</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xlink:label="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xlink:to="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xml:lang="en-US">2014</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Two</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xlink:label="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xlink:to="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xml:lang="en-US">2015</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Three</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xlink:label="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xlink:to="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xml:lang="en-US">2016</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Four</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xlink:label="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xlink:to="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xml:lang="en-US">2017</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Five</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xlink:label="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xlink:to="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xml:lang="en-US">2018-2022</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xlink:label="us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xlink:to="lab_ScheduleOfExpectedBenefitPaymentsTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xml:lang="en-US">Expected benefit payment amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xml:lang="en-US">Schedule of Expected Benefit Payments [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfMultiemployerPlansTableTextBlock" xlink:label="us-gaap_ScheduleOfMultiemployerPlansTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfMultiemployerPlansTableTextBlock" xlink:to="lab_ScheduleOfMultiemployerPlansTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfMultiemployerPlansTableTextBlock" xml:lang="en-US">Company's contribution to U.S. multi-employer retirement plans for certain union employees</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfMultiemployerPlansTableTextBlock" xml:lang="en-US">Schedule of Multiemployer Plans [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PensionFundOneMember" xlink:label="sif_PensionFundOneMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PensionFundOneMember" xlink:to="sif_PensionFundOneMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PensionFundOneMember_lbl" xml:lang="en-US">Pension Fund One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PensionFundOneMember_lbl" xml:lang="en-US">Pension fund 1 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PensionFundOneMember_lbl" xml:lang="en-US">Pension fund one.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PensionFundTwoMember" xlink:label="sif_PensionFundTwoMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PensionFundTwoMember" xlink:to="sif_PensionFundTwoMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PensionFundTwoMember_lbl" xml:lang="en-US">Pension Fund Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PensionFundTwoMember_lbl" xml:lang="en-US">Pension fund 2 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PensionFundTwoMember_lbl" xml:lang="en-US">Pension fund two.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CompanysContributionToUnitedStatesMultiEmployerRetirementPlansForCertainUnionEmployeesAbstract" xlink:label="sif_CompanysContributionToUnitedStatesMultiEmployerRetirementPlansForCertainUnionEmployeesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CompanysContributionToUnitedStatesMultiEmployerRetirementPlansForCertainUnionEmployeesAbstract" xlink:to="sif_CompanysContributionToUnitedStatesMultiEmployerRetirementPlansForCertainUnionEmployeesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CompanysContributionToUnitedStatesMultiEmployerRetirementPlansForCertainUnionEmployeesAbstract_lbl" xml:lang="en-US">Company's Contribution to United States Multi Employer Retirement Plans for Certain Union Employees [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CompanysContributionToUnitedStatesMultiEmployerRetirementPlansForCertainUnionEmployeesAbstract_lbl" xml:lang="en-US">Company's contribution to U.S. multi-employer retirement plans for certain union employees</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlansCertifiedZoneStatus" xlink:label="us-gaap_MultiemployerPlansCertifiedZoneStatus" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlansCertifiedZoneStatus" xlink:to="lab_MultiemployerPlansCertifiedZoneStatus" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MultiemployerPlansCertifiedZoneStatus" xml:lang="en-US">Pension Protection Act Zone Status</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlansCertifiedZoneStatus" xml:lang="en-US">Multiemployer Plans, Certified Zone Status</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan" xlink:label="us-gaap_MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan" xlink:to="lab_MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan" xml:lang="en-US">FIP/RP Status Pending/Implemented</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan" xml:lang="en-US">Multiemployer Plans, Funding Improvement Plan and Rehabilitation Plan</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlanPeriodContributions" xlink:label="us-gaap_MultiemployerPlanPeriodContributions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlanPeriodContributions" xlink:to="lab_MultiemployerPlanPeriodContributions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MultiemployerPlanPeriodContributions" xml:lang="en-US">Contributions by the Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlanPeriodContributions" xml:lang="en-US">Multiemployer Plan, Period Contributions</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlansSurcharge" xlink:label="us-gaap_MultiemployerPlansSurcharge" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlansSurcharge" xlink:to="lab_MultiemployerPlansSurcharge" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MultiemployerPlansSurcharge" xml:lang="en-US">Surcharge Imposed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlansSurcharge" xml:lang="en-US">Multiemployer Plans, Surcharge</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlansCollectiveBargainingArrangementExpirationDate" xlink:label="us-gaap_MultiemployerPlansCollectiveBargainingArrangementExpirationDate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlansCollectiveBargainingArrangementExpirationDate" xlink:to="lab_MultiemployerPlansCollectiveBargainingArrangementExpirationDate" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_MultiemployerPlansCollectiveBargainingArrangementExpirationDate" xml:lang="en-US">Expiration of Collective-Bargaining Agreement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlansCollectiveBargainingArrangementExpirationDate" xml:lang="en-US">Multiemployer Plans, Collective-Bargaining Arrangement, Expiration Date</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfMultiemployerPlansTable" xlink:label="us-gaap_ScheduleOfMultiemployerPlansTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfMultiemployerPlansTable" xlink:to="lab_ScheduleOfMultiemployerPlansTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfMultiemployerPlansTable" xml:lang="en-US">Schedule of Multiemployer Plans [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlanNameAxis" xlink:label="us-gaap_MultiemployerPlanNameAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlanNameAxis" xlink:to="lab_MultiemployerPlanNameAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlanNameAxis" xml:lang="en-US">Multiemployer Plan Name [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlanNameDomain" xlink:label="us-gaap_MultiemployerPlanNameDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlanNameDomain" xlink:to="lab_MultiemployerPlanNameDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlanNameDomain" xml:lang="en-US">Multiemployer Plan Name [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MultiemployerPlansLineItems" xlink:label="us-gaap_MultiemployerPlansLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MultiemployerPlansLineItems" xlink:to="lab_MultiemployerPlansLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MultiemployerPlansLineItems" xml:lang="en-US">Multiemployer Plans [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:to="lab_DefinedContributionPlanEmployerMatchingContributionPercent" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedContributionPlanEmployerMatchingContributionPercent" xml:lang="en-US">Percentage of non-discretionary regular matching contribution of company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedContributionPlanEmployerMatchingContributionPercent" xml:lang="en-US">Defined Contribution Plan, Employer Matching Contribution, Percent</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage" xlink:label="us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage" xlink:to="lab_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage" xml:lang="en-US">Company's annual contribution towards eligible employees compensation, percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage" xml:lang="en-US">Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:label="us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:to="lab_DefinedContributionPlanEmployerDiscretionaryContributionAmount" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xml:lang="en-US">Additional discretionary matching contribution expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xml:lang="en-US">Defined Contribution Plan, Employer Discretionary Contribution Amount</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ContributionExpenseSubsidiaryOne" xlink:label="sif_ContributionExpenseSubsidiaryOne" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ContributionExpenseSubsidiaryOne" xlink:to="sif_ContributionExpenseSubsidiaryOne_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ContributionExpenseSubsidiaryOne_lbl" xml:lang="en-US">Contribution Expense Subsidiary One</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ContributionExpenseSubsidiaryOne_lbl" xml:lang="en-US">Total contribution expense towards eligible employees compensation, United Kingdom subsidiary</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ContributionExpenseSubsidiaryOne_lbl" xml:lang="en-US">Contribution expense subsidiary one.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ContributionExpenseSubsidiaryTwo" xlink:label="sif_ContributionExpenseSubsidiaryTwo" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ContributionExpenseSubsidiaryTwo" xlink:to="sif_ContributionExpenseSubsidiaryTwo_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ContributionExpenseSubsidiaryTwo_lbl" xml:lang="en-US">Contribution Expense Subsidiary Two</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ContributionExpenseSubsidiaryTwo_lbl" xml:lang="en-US">Total contribution expense towards eligible employees compensation, Swedish subsidiary</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ContributionExpenseSubsidiaryTwo_lbl" xml:lang="en-US">Contribution expense subsidiary two.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PercentageOfEligibleCompensationOfDeferralContributionMinimum" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMinimum" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PercentageOfEligibleCompensationOfDeferralContributionMinimum" xlink:to="sif_PercentageOfEligibleCompensationOfDeferralContributionMinimum_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMinimum_lbl" xml:lang="en-US">Percentage of Eligible Compensation of Deferral Contribution Minimum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMinimum_lbl" xml:lang="en-US">Percentage of eligible compensation of deferral contribution, minimum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMinimum_lbl" xml:lang="en-US">Percentage of eligible compensation of deferral contribution minimum.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PercentageOfEligibleCompensationOfDeferralContributionMaximum" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMaximum" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PercentageOfEligibleCompensationOfDeferralContributionMaximum" xlink:to="sif_PercentageOfEligibleCompensationOfDeferralContributionMaximum_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMaximum_lbl" xml:lang="en-US">Percentage of Eligible Compensation of Deferral Contribution Maximum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMaximum_lbl" xml:lang="en-US">Percentage of eligible compensation of deferral contribution, maximum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PercentageOfEligibleCompensationOfDeferralContributionMaximum_lbl" xml:lang="en-US">Percentage of eligible compensation of deferral contribution, maximum.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Options at end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Options at beginning of year</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Weighted average exercise price</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Options exercisable at end of year</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_OptionsIssuedUnderBothPlansGenerallyVested" xlink:label="sif_OptionsIssuedUnderBothPlansGenerallyVested" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_OptionsIssuedUnderBothPlansGenerallyVested" xlink:to="sif_OptionsIssuedUnderBothPlansGenerallyVested_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_OptionsIssuedUnderBothPlansGenerallyVested_lbl" xml:lang="en-US">Options Issued under Both Plans Generally Vested</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_OptionsIssuedUnderBothPlansGenerallyVested_lbl" xml:lang="en-US">Options issued under both plans generally vested</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_OptionsIssuedUnderBothPlansGenerallyVested_lbl" xml:lang="en-US">Options issued under both plans generally vested.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CapitalExpendituresAbstract" xlink:label="sif_CapitalExpendituresAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CapitalExpendituresAbstract" xlink:to="sif_CapitalExpendituresAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CapitalExpendituresAbstract_lbl" xml:lang="en-US">Capital Expenditures [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CapitalExpendituresAbstract_lbl" xml:lang="en-US">Capital Expenditures:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="lab_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xml:lang="en-US">2013</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Two Years</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:to="lab_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xml:lang="en-US">2014</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Three Years</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:to="lab_OperatingLeasesFutureMinimumPaymentsDueInFourYears" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xml:lang="en-US">2015</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Four Years</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:to="lab_OperatingLeasesFutureMinimumPaymentsDueThereafter" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueThereafter" xml:lang="en-US">Thereafter</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueThereafter" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due Thereafter</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:to="lab_OperatingLeasesFutureMinimumPaymentsDue" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDue" xml:lang="en-US">Total minimum lease payments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDue" xml:lang="en-US">Operating Leases, Future Minimum Payments Due</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="lab_CommitmentsAndContingenciesDisclosureAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CommitmentsAndContingenciesDisclosureAbstract" xml:lang="en-US">Commitments and Contingencies Disclosure [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:to="lab_OperatingLeasesFutureMinimumPaymentsDueAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueAbstract" xml:lang="en-US">Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueAbstract" xml:lang="en-US">Operating Leases</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CustomerOneMember" xlink:label="sif_CustomerOneMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CustomerOneMember" xlink:to="sif_CustomerOneMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CustomerOneMember_lbl" xml:lang="en-US">Customer One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_CustomerOneMember_lbl" xml:lang="en-US">Customer one.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CustomerTwoMember" xlink:label="sif_CustomerTwoMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CustomerTwoMember" xlink:to="sif_CustomerTwoMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CustomerTwoMember_lbl" xml:lang="en-US">Customer Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_CustomerTwoMember_lbl" xml:lang="en-US">Customer two.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_EuropeanCountriesMember" xlink:label="sif_EuropeanCountriesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_EuropeanCountriesMember" xlink:to="sif_EuropeanCountriesMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_EuropeanCountriesMember_lbl" xml:lang="en-US">European Countries [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_EuropeanCountriesMember_lbl" xml:lang="en-US">European countries [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_EuropeanCountriesMember_lbl" xml:lang="en-US">European countries.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AsianCountriesMember" xlink:label="sif_AsianCountriesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AsianCountriesMember" xlink:to="sif_AsianCountriesMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AsianCountriesMember_lbl" xml:lang="en-US">Asian countries [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AsianCountriesMember_lbl" xml:lang="en-US">Asian countries [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AsianCountriesMember_lbl" xml:lang="en-US">Asian countries.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="lab_CommitmentsAndContingenciesDisclosureTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_CommitmentsAndContingenciesDisclosureTextBlock" xml:lang="en-US">Commitments and Contingencies</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CommitmentsAndContingenciesDisclosureTextBlock" xml:lang="en-US">Commitments and Contingencies Disclosure [Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:to="lab_QuarterlyFinancialInformationDisclosureAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_QuarterlyFinancialInformationDisclosureAbstract" xml:lang="en-US">Summarized Quarterly Results of Operations [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_QuarterlyFinancialInformationTextBlock" xlink:to="lab_QuarterlyFinancialInformationTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_QuarterlyFinancialInformationTextBlock" xml:lang="en-US">Summarized Quarterly Results of Operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_QuarterlyFinancialInformationTextBlock" xml:lang="en-US">Quarterly Financial Information [Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:label="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:to="lab_ScheduleOfQuarterlyFinancialInformationTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xml:lang="en-US">Schedule of Quarterly Financial Information [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xml:lang="en-US">Summarized quarterly results of operations</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAndQualifyingAccountsAbstract" xlink:label="us-gaap_ValuationAndQualifyingAccountsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAndQualifyingAccountsAbstract" xlink:to="us-gaap_ValuationAndQualifyingAccountsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ValuationAndQualifyingAccountsAbstract_lbl" xml:lang="en-US">Valuation and Qualifying Accounts [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" xlink:label="us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" xlink:to="lab_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" xml:lang="en-US">Valuation and Qualifying Accounts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" xml:lang="en-US">Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsMember" xlink:label="us-gaap_AllowanceForDoubtfulAccountsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsMember" xlink:to="lab_AllowanceForDoubtfulAccountsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AllowanceForDoubtfulAccountsMember" xml:lang="en-US">Allowance for doubtful accounts [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AllowanceForDoubtfulAccountsMember" xml:lang="en-US">Allowance for Doubtful Accounts [Member]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_InventoryObsolescenceReserveMember" xlink:label="sif_InventoryObsolescenceReserveMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_InventoryObsolescenceReserveMember" xlink:to="sif_InventoryObsolescenceReserveMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_InventoryObsolescenceReserveMember_lbl" xml:lang="en-US">Inventory Obsolescence Reserve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_InventoryObsolescenceReserveMember_lbl" xml:lang="en-US">Inventory obsolescence reserve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_InventoryObsolescenceReserveMember_lbl" xml:lang="en-US">Inventory obsolescence reserve.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryValuationReserveMember" xlink:label="us-gaap_InventoryValuationReserveMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationReserveMember" xlink:to="lab_InventoryValuationReserveMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_InventoryValuationReserveMember" xml:lang="en-US">Inventory LIFO reserve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryValuationReserveMember" xml:lang="en-US">Inventory Valuation Reserve [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember" xlink:label="us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember" xlink:to="lab_ValuationAllowanceOfDeferredTaxAssetsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ValuationAllowanceOfDeferredTaxAssetsMember" xml:lang="en-US">Deferred tax valuation allowance [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowanceOfDeferredTaxAssetsMember" xml:lang="en-US">Valuation Allowance of Deferred Tax Assets [Member]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_WorkersCompensationReserveMember" xlink:label="sif_WorkersCompensationReserveMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_WorkersCompensationReserveMember" xlink:to="sif_WorkersCompensationReserveMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_WorkersCompensationReserveMember_lbl" xml:lang="en-US">Workers Compensation Reserve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_WorkersCompensationReserveMember_lbl" xml:lang="en-US">Workers' compensation reserve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_WorkersCompensationReserveMember_lbl" xml:lang="en-US">Workers' compensation reserve.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowancesAndReservesBalance" xlink:label="us-gaap_ValuationAllowancesAndReservesBalance" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowancesAndReservesBalance" xlink:to="lab_ValuationAllowancesAndReservesBalance" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowancesAndReservesBalance" xml:lang="en-US">Valuation Allowances and Reserves, Balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_ValuationAllowancesAndReservesBalance" xml:lang="en-US">Valuation allowances and reserves, ending balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_ValuationAllowancesAndReservesBalance" xml:lang="en-US">Valuation allowances and reserves, beginning balance</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense" xlink:label="us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense" xlink:to="lab_ValuationAllowancesAndReservesChargedToCostAndExpense" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ValuationAllowancesAndReservesChargedToCostAndExpense" xml:lang="en-US">Additions (Reductions) Charged to Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowancesAndReservesChargedToCostAndExpense" xml:lang="en-US">Valuation Allowances and Reserves, Charged to Cost and Expense</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts" xlink:label="us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts" xlink:to="lab_ValuationAllowancesAndReservesChargedToOtherAccounts" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ValuationAllowancesAndReservesChargedToOtherAccounts" xml:lang="en-US">Additions (Reductions) Charged to Other Accounts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowancesAndReservesChargedToOtherAccounts" xml:lang="en-US">Valuation Allowances and Reserves, Charged to Other Accounts</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDeductions" xlink:label="us-gaap_ValuationAllowancesAndReservesDeductions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowancesAndReservesDeductions" xlink:to="lab_ValuationAllowancesAndReservesDeductions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowancesAndReservesDeductions" xml:lang="en-US">Valuation Allowances and Reserves, Deductions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_ValuationAllowancesAndReservesDeductions" xml:lang="en-US">Deductions</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAndQualifyingAccountsDisclosureTable" xlink:label="us-gaap_ValuationAndQualifyingAccountsDisclosureTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAndQualifyingAccountsDisclosureTable" xlink:to="lab_ValuationAndQualifyingAccountsDisclosureTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAndQualifyingAccountsDisclosureTable" xml:lang="en-US">Valuation and Qualifying Accounts Disclosure [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowancesAndReservesTypeAxis" xlink:label="us-gaap_ValuationAllowancesAndReservesTypeAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowancesAndReservesTypeAxis" xlink:to="lab_ValuationAllowancesAndReservesTypeAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowancesAndReservesTypeAxis" xml:lang="en-US">Valuation Allowances and Reserves Type [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDomain" xlink:label="us-gaap_ValuationAllowancesAndReservesDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowancesAndReservesDomain" xlink:to="lab_ValuationAllowancesAndReservesDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAllowancesAndReservesDomain" xml:lang="en-US">Valuation Allowances and Reserves [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems" xlink:label="us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems" xlink:to="lab_ValuationAndQualifyingAccountsDisclosureLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ValuationAndQualifyingAccountsDisclosureLineItems" xml:lang="en-US">Valuation and Qualifying Accounts Disclosure [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MovementInValuationAllowancesAndReservesRollForward" xlink:label="us-gaap_MovementInValuationAllowancesAndReservesRollForward" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MovementInValuationAllowancesAndReservesRollForward" xlink:to="lab_MovementInValuationAllowancesAndReservesRollForward" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MovementInValuationAllowancesAndReservesRollForward" xml:lang="en-US">Movement in Valuation Allowances and Reserves [Roll Forward]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DescriptionOfBusinessPolicyTextBlock" xlink:label="sif_DescriptionOfBusinessPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DescriptionOfBusinessPolicyTextBlock" xlink:to="sif_DescriptionOfBusinessPolicyTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DescriptionOfBusinessPolicyTextBlock_lbl" xml:lang="en-US">Description of Business [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DescriptionOfBusinessPolicyTextBlock_lbl" xml:lang="en-US">DESCRIPTION OF BUSINESS</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DescriptionOfBusinessPolicyTextBlock_lbl" xml:lang="en-US">Description of business.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquityPolicyTextBlock" xlink:label="us-gaap_StockholdersEquityPolicyTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityPolicyTextBlock" xlink:to="lab_StockholdersEquityPolicyTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_StockholdersEquityPolicyTextBlock" xml:lang="en-US">Stockholders' Equity, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_StockholdersEquityPolicyTextBlock" xml:lang="en-US">ACCUMULATED OTHER COMPREHENSIVE LOSS</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_SummaryOfSignificantAccountingPoliciesAdditionalTextualAbstract" xlink:label="sif_SummaryOfSignificantAccountingPoliciesAdditionalTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_SummaryOfSignificantAccountingPoliciesAdditionalTextualAbstract" xlink:to="sif_SummaryOfSignificantAccountingPoliciesAdditionalTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_SummaryOfSignificantAccountingPoliciesAdditionalTextualAbstract_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Additional Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_SummaryOfSignificantAccountingPoliciesAdditionalTextualAbstract_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Additional Textual) [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableChargeOffs" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableChargeOffs" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableChargeOffs" xlink:to="lab_AllowanceForDoubtfulAccountsReceivableChargeOffs" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AllowanceForDoubtfulAccountsReceivableChargeOffs" xml:lang="en-US">Accounts receivable, written off</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AllowanceForDoubtfulAccountsReceivableChargeOffs" xml:lang="en-US">Allowance for Doubtful Accounts Receivable, Charge-offs</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_BadDebtsExpense" xlink:label="sif_BadDebtsExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_BadDebtsExpense" xlink:to="sif_BadDebtsExpense_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_BadDebtsExpense_lbl" xml:lang="en-US">Bad Debts Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_BadDebtsExpense_lbl" xml:lang="en-US">Bad debts expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_BadDebtsExpense_lbl" xml:lang="en-US">Bad debts expense.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EntityWideRevenueMajorCustomerPercentage" xlink:label="us-gaap_EntityWideRevenueMajorCustomerPercentage" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EntityWideRevenueMajorCustomerPercentage" xlink:to="lab_EntityWideRevenueMajorCustomerPercentage" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_EntityWideRevenueMajorCustomerPercentage" xml:lang="en-US">Percentage of company's net sales from largest customers</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EntityWideRevenueMajorCustomerPercentage" xml:lang="en-US">Entity-Wide Revenue, Major Customer, Percentage</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfRevenue" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfRevenue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfRevenue" xlink:to="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfRevenue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfRevenue_lbl" xml:lang="en-US">Number of Major Customers Having Specified Percentage of Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfRevenue_lbl" xml:lang="en-US">Number of customer for company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfRevenue_lbl" xml:lang="en-US">Number of major customers having specified percentage of revenue.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AdditionalPercentageOfCombinedNetSalesToDirectSubcontractorsOfMajorCustomers" xlink:label="sif_AdditionalPercentageOfCombinedNetSalesToDirectSubcontractorsOfMajorCustomers" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AdditionalPercentageOfCombinedNetSalesToDirectSubcontractorsOfMajorCustomers" xlink:to="sif_AdditionalPercentageOfCombinedNetSalesToDirectSubcontractorsOfMajorCustomers_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AdditionalPercentageOfCombinedNetSalesToDirectSubcontractorsOfMajorCustomers_lbl" xml:lang="en-US">Additional Percentage of Combined Net Sales to Direct Subcontractors of Major Customers</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AdditionalPercentageOfCombinedNetSalesToDirectSubcontractorsOfMajorCustomers_lbl" xml:lang="en-US">Additional percentage of combined net sales to various direct subcontractors</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AdditionalPercentageOfCombinedNetSalesToDirectSubcontractorsOfMajorCustomers_lbl" xml:lang="en-US">Additional percentage of combined net sales to direct subcontractors of major customers.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_EntityWideAccountsReceivableMajorCustomerPercentage" xlink:label="sif_EntityWideAccountsReceivableMajorCustomerPercentage" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_EntityWideAccountsReceivableMajorCustomerPercentage" xlink:to="sif_EntityWideAccountsReceivableMajorCustomerPercentage_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_EntityWideAccountsReceivableMajorCustomerPercentage_lbl" xml:lang="en-US">Entity Wide Accounts Receivable Major Customer Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_EntityWideAccountsReceivableMajorCustomerPercentage_lbl" xml:lang="en-US">Percentage of company's outstanding net accounts receivable due from largest customers</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_EntityWideAccountsReceivableMajorCustomerPercentage_lbl" xml:lang="en-US">Entity wide accounts receivable major customer percentage.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfAccountsReceivable" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfAccountsReceivable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfAccountsReceivable" xlink:to="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfAccountsReceivable_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfAccountsReceivable_lbl" xml:lang="en-US">Number of Major Customers Having Specified Percentage of Accounts Receivable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfAccountsReceivable_lbl" xml:lang="en-US">Number of major customers having specified percentage of accounts receivable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NumberOfMajorCustomersHavingSpecifiedPercentageOfAccountsReceivable_lbl" xml:lang="en-US">Number of major customers having specified percentage of accounts receivable.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AdditionalPercentageOfAccountsReceivableToDirectSubcontractorsOfMajorCustomers" xlink:label="sif_AdditionalPercentageOfAccountsReceivableToDirectSubcontractorsOfMajorCustomers" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AdditionalPercentageOfAccountsReceivableToDirectSubcontractorsOfMajorCustomers" xlink:to="sif_AdditionalPercentageOfAccountsReceivableToDirectSubcontractorsOfMajorCustomers_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AdditionalPercentageOfAccountsReceivableToDirectSubcontractorsOfMajorCustomers_lbl" xml:lang="en-US">Additional Percentage of Accounts Receivable to Direct Subcontractors of Major Customers</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AdditionalPercentageOfAccountsReceivableToDirectSubcontractorsOfMajorCustomers_lbl" xml:lang="en-US">Percentage of company's outstanding net accounts receivable due from direct subcontractors</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AdditionalPercentageOfAccountsReceivableToDirectSubcontractorsOfMajorCustomers_lbl" xml:lang="en-US">Additional percentage of accounts receivable to direct subcontractors of major customers.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:to="lab_PropertyPlantAndEquipmentUsefulLife" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_PropertyPlantAndEquipmentUsefulLife" xml:lang="en-US">Property, Plant and Equipment, Useful Life</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentUsefulLife" xml:lang="en-US">Property, Plant and Equipment, Useful Life</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="us-gaap_ResearchAndDevelopmentExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpense" xlink:to="lab_ResearchAndDevelopmentExpense" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ResearchAndDevelopmentExpense" xml:lang="en-US">Research and development expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ResearchAndDevelopmentExpense" xml:lang="en-US">Research and Development Expense</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SoftwareMember" xlink:label="us-gaap_SoftwareMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SoftwareMember" xlink:to="lab_SoftwareMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SoftwareMember" xml:lang="en-US">Software [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_SoftwareMember" xml:lang="en-US">Software [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LegalEntityAxis" xlink:to="lab_LegalEntityAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LegalEntityAxis" xml:lang="en-US">Legal Entity [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityDomain" xlink:to="lab_EntityDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_EntityDomain" xml:lang="en-US">Entity [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SubsidiariesMember" xlink:label="us-gaap_SubsidiariesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsidiariesMember" xlink:to="lab_SubsidiariesMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SubsidiariesMember" xml:lang="en-US">Subsidiaries [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_SubsidiariesMember" xml:lang="en-US">Subsidiaries [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccruedEmployeeBenefitsCurrent" xlink:label="us-gaap_AccruedEmployeeBenefitsCurrent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedEmployeeBenefitsCurrent" xlink:to="lab_AccruedEmployeeBenefitsCurrent" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AccruedEmployeeBenefitsCurrent" xml:lang="en-US">Accrued employee compensation and benefits</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AccruedEmployeeBenefitsCurrent" xml:lang="en-US">Accrued Employee Benefits, Current</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAbstract" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAbstract" xlink:to="lab_AccountsPayableAndAccruedLiabilitiesCurrentAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AccountsPayableAndAccruedLiabilitiesCurrentAbstract" xml:lang="en-US">Components of Accrued liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AccountsPayableAndAccruedLiabilitiesCurrentAbstract" xml:lang="en-US">Accounts Payable and Accrued Liabilities, Current [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:label="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:to="lab_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xml:lang="en-US">Components of income Before Income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xml:lang="en-US">Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" xlink:to="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" xml:lang="en-US">Components of income Before Income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" xml:lang="en-US">Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:to="lab_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xml:lang="en-US">Income Tax Provision Accompanying Consolidated Statements Of Operation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xml:lang="en-US">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract" xlink:label="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract" xlink:to="lab_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract" xml:lang="en-US">Income Tax Provision Accompanying Consolidated Statements of Operation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract" xml:lang="en-US">Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_IncomeLossFromContinuingOperationsBeforeDomesticAndForeignFederalIncomeTaxProvision" xlink:label="sif_IncomeLossFromContinuingOperationsBeforeDomesticAndForeignFederalIncomeTaxProvision" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_IncomeLossFromContinuingOperationsBeforeDomesticAndForeignFederalIncomeTaxProvision" xlink:to="sif_IncomeLossFromContinuingOperationsBeforeDomesticAndForeignFederalIncomeTaxProvision_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_IncomeLossFromContinuingOperationsBeforeDomesticAndForeignFederalIncomeTaxProvision_lbl" xml:lang="en-US">Income Loss from Continuing Operations before Domestic and Foreign Federal Income Tax Provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="sif_IncomeLossFromContinuingOperationsBeforeDomesticAndForeignFederalIncomeTaxProvision_lbl" xml:lang="en-US">Income before U.S. and non-U.S. federal income tax provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_IncomeLossFromContinuingOperationsBeforeDomesticAndForeignFederalIncomeTaxProvision_lbl" xml:lang="en-US">Income loss from continuing operations before domestic and foreign federal income tax provision.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:to="lab_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">Income tax provision at U.S. federal statutory rates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsForeign" xlink:label="us-gaap_IncomeTaxReconciliationTaxCreditsForeign" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationTaxCreditsForeign" xlink:to="lab_IncomeTaxReconciliationTaxCreditsForeign" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxReconciliationTaxCreditsForeign" xml:lang="en-US">Income Tax Reconciliation, Tax Credits, Foreign</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IncomeTaxReconciliationTaxCreditsForeign" xml:lang="en-US">Federal tax credits</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:to="lab_IncomeTaxReconciliationOtherAdjustments" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IncomeTaxReconciliationOtherAdjustments" xml:lang="en-US">Other</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxReconciliationOtherAdjustments" xml:lang="en-US">Income Tax Reconciliation, Other Adjustments</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NetDeferredTaxAssetsAndLiabilitiesBeforeValuationAllowance" xlink:label="sif_NetDeferredTaxAssetsAndLiabilitiesBeforeValuationAllowance" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NetDeferredTaxAssetsAndLiabilitiesBeforeValuationAllowance" xlink:to="sif_NetDeferredTaxAssetsAndLiabilitiesBeforeValuationAllowance_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NetDeferredTaxAssetsAndLiabilitiesBeforeValuationAllowance_lbl" xml:lang="en-US">Net Deferred Tax Assets and Liabilities before Valuation Allowance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="sif_NetDeferredTaxAssetsAndLiabilitiesBeforeValuationAllowance_lbl" xml:lang="en-US">Net deferred tax assets (liabilities)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NetDeferredTaxAssetsAndLiabilitiesBeforeValuationAllowance_lbl" xml:lang="en-US">Net deferred tax assets and liabilities before valuation allowance.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="lab_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xml:lang="en-US">Summary of deferred tax assets and liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xml:lang="en-US">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsGrossAbstract" xlink:label="us-gaap_DeferredTaxAssetsGrossAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGrossAbstract" xlink:to="lab_DeferredTaxAssetsGrossAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsGrossAbstract" xml:lang="en-US">Deferred Tax Assets, Gross [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsGrossAbstract" xml:lang="en-US">Deferred tax assets:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGross" xlink:to="lab_DeferredTaxAssetsGross" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsGross" xml:lang="en-US">Deferred Tax Assets, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_DeferredTaxAssetsGross" xml:lang="en-US">Total deferred tax assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxLiabilitiesAbstract" xlink:label="us-gaap_DeferredTaxLiabilitiesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesAbstract" xlink:to="lab_DeferredTaxLiabilitiesAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxLiabilitiesAbstract" xml:lang="en-US">Deferred Tax Liabilities, Gross [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxLiabilitiesAbstract" xml:lang="en-US">Deferred tax liabilities:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:to="lab_DeferredTaxLiabilitiesPropertyPlantAndEquipment" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xml:lang="en-US">Deferred Tax Liabilities, Property, Plant and Equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xml:lang="en-US">Depreciation</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="us-gaap_OperatingLossCarryforwards" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="lab_OperatingLossCarryforwards" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OperatingLossCarryforwards" xml:lang="en-US">Non US tax loss carryforward</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLossCarryforwards" xml:lang="en-US">Operating Loss Carryforwards</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xlink:to="lab_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xml:lang="en-US">Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xml:lang="en-US">Related unrecognized tax benefit</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ScheduleOfChangesInProjectedBenefitObligationsAndFairChangeInFairValueAssetsTableTextBlock" xlink:label="sif_ScheduleOfChangesInProjectedBenefitObligationsAndFairChangeInFairValueAssetsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ScheduleOfChangesInProjectedBenefitObligationsAndFairChangeInFairValueAssetsTableTextBlock" xlink:to="sif_ScheduleOfChangesInProjectedBenefitObligationsAndFairChangeInFairValueAssetsTableTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ScheduleOfChangesInProjectedBenefitObligationsAndFairChangeInFairValueAssetsTableTextBlock_lbl" xml:lang="en-US">Schedule of Changes in Projected Benefit Obligations and Fair Change in Fair Value Assets [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ScheduleOfChangesInProjectedBenefitObligationsAndFairChangeInFairValueAssetsTableTextBlock_lbl" xml:lang="en-US">Defined Benefit pension plans</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ScheduleOfChangesInProjectedBenefitObligationsAndFairChangeInFairValueAssetsTableTextBlock_lbl" xml:lang="en-US">Schedule of changes in projected benefit obligations and fair change in fair value assets.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock" xlink:label="us-gaap_ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock" xlink:to="lab_ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock" xml:lang="en-US">Amount recognized in the consolidated balance sheets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ScheduleOfShareBasedCompensationActivityAbstract" xlink:label="sif_ScheduleOfShareBasedCompensationActivityAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ScheduleOfShareBasedCompensationActivityAbstract" xlink:to="sif_ScheduleOfShareBasedCompensationActivityAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ScheduleOfShareBasedCompensationActivityAbstract_lbl" xml:lang="en-US">Schedule of Share Based Compensation Activity [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ScheduleOfShareBasedCompensationActivityAbstract_lbl" xml:lang="en-US">Details of Option Activity</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:to="lab_ScheduleOfShareBasedCompensationActivityTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfShareBasedCompensationActivityTableTextBlock" xml:lang="en-US">Details of Option Activity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfShareBasedCompensationActivityTableTextBlock" xml:lang="en-US">Schedule of Share-based Compensation, Activity [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xml:lang="en-US">Weighted average remaining term, options outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xml:lang="en-US">Aggregate intrinsic value, options outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLossCarryforwardsTable" xlink:label="us-gaap_OperatingLossCarryforwardsTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLossCarryforwardsTable" xlink:to="us-gaap_OperatingLossCarryforwardsTable_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLossCarryforwardsTable_lbl" xml:lang="en-US">Operating Loss Carryforwards [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLossCarryforwardsLineItems" xlink:label="us-gaap_OperatingLossCarryforwardsLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLossCarryforwardsLineItems" xlink:to="us-gaap_OperatingLossCarryforwardsLineItems_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLossCarryforwardsLineItems_lbl" xml:lang="en-US">Operating Loss Carryforwards [Line Items]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ScheduleOfComponentsNetBenefitCostsTableTextBlock" xlink:label="sif_ScheduleOfComponentsNetBenefitCostsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ScheduleOfComponentsNetBenefitCostsTableTextBlock" xlink:to="sif_ScheduleOfComponentsNetBenefitCostsTableTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ScheduleOfComponentsNetBenefitCostsTableTextBlock_lbl" xml:lang="en-US">Schedule of Components Net Benefit Costs [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ScheduleOfComponentsNetBenefitCostsTableTextBlock_lbl" xml:lang="en-US">Components of net periodic benefit cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ScheduleOfComponentsNetBenefitCostsTableTextBlock_lbl" xml:lang="en-US">Schedule of components net benefit costs.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedInCalculationsAbstract" xlink:label="us-gaap_DefinedBenefitPlanAssumptionsUsedInCalculationsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAssumptionsUsedInCalculationsAbstract" xlink:to="lab_DefinedBenefitPlanAssumptionsUsedInCalculationsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedInCalculationsAbstract" xml:lang="en-US">Defined Benefit Plan, Assumptions Used in Calculations [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedInCalculationsAbstract" xml:lang="en-US">Developing the benefit obligation and the net pension expense for defined benefit pension plans</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xlink:label="us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xlink:to="lab_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xml:lang="en-US">Discount rate for liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate" xlink:label="us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate" xlink:to="lab_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate" xml:lang="en-US">Discount rate for expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xlink:label="us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xlink:to="lab_ScheduleOfAssumptionsUsedTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleOfAssumptionsUsedTableTextBlock" xml:lang="en-US">Developing the benefit obligation and the net pension expense for defined benefit pension plans</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfAssumptionsUsedTableTextBlock" xml:lang="en-US">Schedule of Assumptions Used [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ScheduleOfEffectOfSignificantAssumptionInputsChangesInPlanAssetsTableTextBlock" xlink:label="sif_ScheduleOfEffectOfSignificantAssumptionInputsChangesInPlanAssetsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ScheduleOfEffectOfSignificantAssumptionInputsChangesInPlanAssetsTableTextBlock" xlink:to="sif_ScheduleOfEffectOfSignificantAssumptionInputsChangesInPlanAssetsTableTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ScheduleOfEffectOfSignificantAssumptionInputsChangesInPlanAssetsTableTextBlock_lbl" xml:lang="en-US">Schedule of Effect of Significant Assumption Inputs Changes in Plan Assets [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ScheduleOfEffectOfSignificantAssumptionInputsChangesInPlanAssetsTableTextBlock_lbl" xml:lang="en-US">Fair values and levels within the fair value hierarchy</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ScheduleOfEffectOfSignificantAssumptionInputsChangesInPlanAssetsTableTextBlock_lbl" xml:lang="en-US">Schedule of effect of significant assumption inputs changes in plan assets.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsEquityLargeValueMember" xlink:label="sif_UsEquityLargeValueMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsEquityLargeValueMember" xlink:to="sif_UsEquityLargeValueMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsEquityLargeValueMember_lbl" xml:lang="en-US">US Equity Large Value [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsEquityLargeValueMember_lbl" xml:lang="en-US">Large value [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsEquityLargeValueMember_lbl" xml:lang="en-US">US equity large value.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsEquityLargeBlendMember" xlink:label="sif_UsEquityLargeBlendMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsEquityLargeBlendMember" xlink:to="sif_UsEquityLargeBlendMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsEquityLargeBlendMember_lbl" xml:lang="en-US">US Equity Large Blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsEquityLargeBlendMember_lbl" xml:lang="en-US">Large blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsEquityLargeBlendMember_lbl" xml:lang="en-US">US equity large blend.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsEquityLargeGrowthMember" xlink:label="sif_UsEquityLargeGrowthMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsEquityLargeGrowthMember" xlink:to="sif_UsEquityLargeGrowthMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsEquityLargeGrowthMember_lbl" xml:lang="en-US">US Equity Large Growth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsEquityLargeGrowthMember_lbl" xml:lang="en-US">Large growth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsEquityLargeGrowthMember_lbl" xml:lang="en-US">US equity large growth.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsEquityMidBlendMember" xlink:label="sif_UsEquityMidBlendMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsEquityMidBlendMember" xlink:to="sif_UsEquityMidBlendMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsEquityMidBlendMember_lbl" xml:lang="en-US">US Equity Mid Blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsEquityMidBlendMember_lbl" xml:lang="en-US">Mid blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsEquityMidBlendMember_lbl" xml:lang="en-US">US equity mid blend.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsEquitySmallBlendMember" xlink:label="sif_UsEquitySmallBlendMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsEquitySmallBlendMember" xlink:to="sif_UsEquitySmallBlendMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsEquitySmallBlendMember_lbl" xml:lang="en-US">US Equity Small Blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsEquitySmallBlendMember_lbl" xml:lang="en-US">Small blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsEquitySmallBlendMember_lbl" xml:lang="en-US">US equity small blend.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsDebtSecuritiesInflationProtectedBondMember" xlink:label="sif_UsDebtSecuritiesInflationProtectedBondMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsDebtSecuritiesInflationProtectedBondMember" xlink:to="sif_UsDebtSecuritiesInflationProtectedBondMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsDebtSecuritiesInflationProtectedBondMember_lbl" xml:lang="en-US">US Debt Securities Inflation Protected Bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsDebtSecuritiesInflationProtectedBondMember_lbl" xml:lang="en-US">Inflation protected bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsDebtSecuritiesInflationProtectedBondMember_lbl" xml:lang="en-US">US debt securities inflation protected bond.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsDebtSecuritiesIntermediateTermBondMember" xlink:label="sif_UsDebtSecuritiesIntermediateTermBondMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsDebtSecuritiesIntermediateTermBondMember" xlink:to="sif_UsDebtSecuritiesIntermediateTermBondMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsDebtSecuritiesIntermediateTermBondMember_lbl" xml:lang="en-US">US Debt Securities Intermediate Term Bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsDebtSecuritiesIntermediateTermBondMember_lbl" xml:lang="en-US">Intermediate term bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsDebtSecuritiesIntermediateTermBondMember_lbl" xml:lang="en-US">US debt securities intermediate term bond.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_UsDebtSecuritiesHighInflationBondMember" xlink:label="sif_UsDebtSecuritiesHighInflationBondMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_UsDebtSecuritiesHighInflationBondMember" xlink:to="sif_UsDebtSecuritiesHighInflationBondMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_UsDebtSecuritiesHighInflationBondMember_lbl" xml:lang="en-US">US Debt Securities High Inflation Bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_UsDebtSecuritiesHighInflationBondMember_lbl" xml:lang="en-US">High inflation bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_UsDebtSecuritiesHighInflationBondMember_lbl" xml:lang="en-US">US debt securities high inflation bond.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NonUsDebtSecuritiesEmergingMarketBondMember" xlink:label="sif_NonUsDebtSecuritiesEmergingMarketBondMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NonUsDebtSecuritiesEmergingMarketBondMember" xlink:to="sif_NonUsDebtSecuritiesEmergingMarketBondMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NonUsDebtSecuritiesEmergingMarketBondMember_lbl" xml:lang="en-US">Non US Debt Securities Emerging Market Bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NonUsDebtSecuritiesEmergingMarketBondMember_lbl" xml:lang="en-US">Emerging markets bonds [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NonUsDebtSecuritiesEmergingMarketBondMember_lbl" xml:lang="en-US">Non Us debt Securities emerging market bond.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_StableValueShortTermBondMember" xlink:label="sif_StableValueShortTermBondMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_StableValueShortTermBondMember" xlink:to="sif_StableValueShortTermBondMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_StableValueShortTermBondMember_lbl" xml:lang="en-US">Stable Value Short Term Bond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_StableValueShortTermBondMember_lbl" xml:lang="en-US">Short-term bonds [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_StableValueShortTermBondMember_lbl" xml:lang="en-US">Stable value short term bond.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleofLevelThreeDefinedBenefitPlanAssetsRollForwardTableTextBlock" xlink:label="us-gaap_ScheduleofLevelThreeDefinedBenefitPlanAssetsRollForwardTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleofLevelThreeDefinedBenefitPlanAssetsRollForwardTableTextBlock" xlink:to="lab_ScheduleofLevelThreeDefinedBenefitPlanAssetsRollForwardTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ScheduleofLevelThreeDefinedBenefitPlanAssetsRollForwardTableTextBlock" xml:lang="en-US">Changes in the fair value of the Company's Level 3 investments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleofLevelThreeDefinedBenefitPlanAssetsRollForwardTableTextBlock" xml:lang="en-US">Schedule of Level Three Defined Benefit Plan Assets Roll Forward [Table Text Block]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations" xlink:label="us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations" xlink:to="lab_DefinedBenefitPlanWeightedAverageAssetAllocations" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanWeightedAverageAssetAllocations" xml:lang="en-US">Percent of Plan Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanWeightedAverageAssetAllocations" xml:lang="en-US">Defined Benefit Plan, Actual Plan Asset Allocations</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ForeignSubsidiaryOneMember" xlink:label="sif_ForeignSubsidiaryOneMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ForeignSubsidiaryOneMember" xlink:to="sif_ForeignSubsidiaryOneMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ForeignSubsidiaryOneMember_lbl" xml:lang="en-US">Foreign Subsidiary One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ForeignSubsidiaryOneMember_lbl" xml:lang="en-US">Foreign Subsidiary One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ForeignSubsidiaryOneMember_lbl" xml:lang="en-US">Foreign subsidiary one.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ForeignSubsidiaryTwoMember" xlink:label="sif_ForeignSubsidiaryTwoMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ForeignSubsidiaryTwoMember" xlink:to="sif_ForeignSubsidiaryTwoMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ForeignSubsidiaryTwoMember_lbl" xml:lang="en-US">Foreign Subsidiary Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ForeignSubsidiaryTwoMember_lbl" xml:lang="en-US">Foreign Subsidiary Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ForeignSubsidiaryTwoMember_lbl" xml:lang="en-US">Foreign subsidiary two.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_RetirementBenefitPlansAdditionalTextualAbstract" xlink:label="sif_RetirementBenefitPlansAdditionalTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_RetirementBenefitPlansAdditionalTextualAbstract" xlink:to="sif_RetirementBenefitPlansAdditionalTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_RetirementBenefitPlansAdditionalTextualAbstract_lbl" xml:lang="en-US">Retirement Benefit Plans (Additional Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_RetirementBenefitPlansAdditionalTextualAbstract_lbl" xml:lang="en-US">Retirement Benefit Plans (Additional Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_RetirementBenefitPlansAdditionalTextualAbstract_lbl" xml:lang="en-US">Retirement benefit plans.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PercentageOfEligibleCompensationForDeferralParticipantContribution" xlink:label="sif_PercentageOfEligibleCompensationForDeferralParticipantContribution" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PercentageOfEligibleCompensationForDeferralParticipantContribution" xlink:to="sif_PercentageOfEligibleCompensationForDeferralParticipantContribution_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PercentageOfEligibleCompensationForDeferralParticipantContribution_lbl" xml:lang="en-US">Percentage of Eligible Compensation for Deferral Participant Contribution</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PercentageOfEligibleCompensationForDeferralParticipantContribution_lbl" xml:lang="en-US">Percentage of deferral contribution</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PercentageOfEligibleCompensationForDeferralParticipantContribution_lbl" xml:lang="en-US">Percentage of eligible compensation for deferral participant contribution.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_PercentageOfDeferralParticipantContribution" xlink:label="sif_PercentageOfDeferralParticipantContribution" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_PercentageOfDeferralParticipantContribution" xlink:to="sif_PercentageOfDeferralParticipantContribution_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_PercentageOfDeferralParticipantContribution_lbl" xml:lang="en-US">Percentage of Deferral Participant Contribution</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_PercentageOfDeferralParticipantContribution_lbl" xml:lang="en-US">Percentage of eligible compensation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_PercentageOfDeferralParticipantContribution_lbl" xml:lang="en-US">Percentage of deferral participant contribution.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="us-gaap_DefinedContributionPlanCostRecognized" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedContributionPlanCostRecognized" xlink:to="lab_DefinedContributionPlanCostRecognized" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedContributionPlanCostRecognized" xml:lang="en-US">Matching contribution expense for defined contribution plan</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedContributionPlanCostRecognized" xml:lang="en-US">Defined Contribution Plan, Cost Recognized</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract" xlink:label="us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract" xlink:to="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract" xml:lang="en-US">Reconciliation of funded status:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract" xml:lang="en-US">Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAbstract" xlink:label="us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAbstract" xlink:to="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAbstract" xml:lang="en-US">Defined Benefit Plan, Plans with Benefit Obligations in Excess of Plan Assets [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAbstract" xml:lang="en-US">Amounts recognized in accumulated other comprehensive loss:</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax" xlink:to="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" xml:lang="en-US">Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations in Excess of Plan Aggregate Benefit Obligation Accumulated Other Comprehensive Income Net Gains Losses after Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" xml:lang="en-US">Net loss, Plans in which Benefit Obligations Exceed Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" xml:lang="en-US">Defined benefit plan pension plans with accumulated benefit obligations in excess of plan aggregate benefit obligation accumulated other comprehensive income net gains losses after tax.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xlink:label="us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xlink:to="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xml:lang="en-US">Plan assets in excess of (less than) projected benefit obligations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xml:lang="en-US">Other assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xml:lang="en-US">Defined Benefit Plan, Plans with Benefit Obligations in Excess of Plan Assets, Aggregate Fair Value of Plan Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligation" xlink:label="us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligation" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligation" xlink:to="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligation" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligation" xml:lang="en-US">Defined Benefit Plan, Plans with Benefit Obligations in Excess of Plan Assets, Aggregate Benefit Obligation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligation" xml:lang="en-US">Other long-term liabilities</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax" xlink:to="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" xml:lang="en-US">Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations in Excess of Plan Aggregate Assets Accumulated Other Comprehensive Income Prior Service Cost after Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" xml:lang="en-US">Prior service cost, Plans in which Assets Exceed Benefit Obligations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" xml:lang="en-US">Defined benefit plan pension plans with accumulated benefit obligations in excess of plan aggregate assets accumulated other comprehensive income prior service cost after tax.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax" xlink:to="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" xml:lang="en-US">Defined Benefit Plan Pension Plans with Accumulated Benefit Obligations in Excess of Plan Aggregate Benefit Obligation Accumulated Other Comprehensive Income Prior Service Cost after Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" xml:lang="en-US">Prior service cost, Plans in which Benefit Obligations Exceed Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateBenefitObligationAccumulatedOtherComprehensiveIncomePriorServiceCostAfterTax_lbl" xml:lang="en-US">Defined benefit plan pension plans with accumulated benefit obligations in excess of plan aggregate benefit obligation accumulated other comprehensive income prior service cost after tax.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xlink:label="us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xlink:to="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xml:lang="en-US">Net amount recognized in the consolidated balance sheets, Plans in which Assets Exceed Benefit Obligations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xml:lang="en-US">Net amount recognized in the consolidated balance sheets, Plans in which Assets Exceed Benefit Obligations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets" xml:lang="en-US">Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Fair Value of Plan Assets</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" xlink:label="us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" xlink:to="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" xml:lang="en-US">Net amount recognized in the consolidated balance sheets, Plans in which Benefit Obligations Exceed Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" xml:lang="en-US">Net amount recognized in the consolidated balance sheets, Plans in which Benefit Obligations Exceed Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation" xml:lang="en-US">Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateAssetsAccumulatedOtherComprehensiveIncomeBeforeTax" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateAssetsAccumulatedOtherComprehensiveIncomeBeforeTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateAssetsAccumulatedOtherComprehensiveIncomeBeforeTax" xlink:to="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateAssetsAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateAssetsAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" xml:lang="en-US">Defined Benefit Plans with Benefit Obligations in Excess of Plan Assets Aggregate Assets Accumulated Other Comprehensive Income before Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateAssetsAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" xml:lang="en-US">Accumulated other comprehensive loss pretax, Plans in which Assets Exceed Benefit Obligations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateAssetsAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" xml:lang="en-US">Defined benefit plans with benefit obligations in excess of plan assets aggregate assets accumulated other comprehensive income before tax.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeBeforeTax" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeBeforeTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeBeforeTax" xlink:to="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" xml:lang="en-US">Defined Benefit Plans with Benefit Obligations in Excess of Plan Assets Aggregate Benefit Obligation Accumulated Other Comprehensive Income before Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" xml:lang="en-US">Accumulated other comprehensive loss pretax, Plans in which Benefit Obligations Exceed Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligationAccumulatedOtherComprehensiveIncomeBeforeTax_lbl" xml:lang="en-US">Defined benefit plans with benefit obligations in excess of plan assets aggregate benefit obligation accumulated other comprehensive income before tax.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_CommitmentsAndContingenciesTextualAbstract" xlink:label="sif_CommitmentsAndContingenciesTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_CommitmentsAndContingenciesTextualAbstract" xlink:to="sif_CommitmentsAndContingenciesTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_CommitmentsAndContingenciesTextualAbstract_lbl" xml:lang="en-US">Commitments and Contingencies (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_CommitmentsAndContingenciesTextualAbstract_lbl" xml:lang="en-US">Commitments and Contingencies (Textual) [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ScheduleOfFutureMinimumRentalPaymentsAbstract" xlink:label="sif_ScheduleOfFutureMinimumRentalPaymentsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ScheduleOfFutureMinimumRentalPaymentsAbstract" xlink:to="sif_ScheduleOfFutureMinimumRentalPaymentsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ScheduleOfFutureMinimumRentalPaymentsAbstract_lbl" xml:lang="en-US">Schedule of Future Minimum Rental Payments [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ScheduleOfFutureMinimumRentalPaymentsAbstract_lbl" xml:lang="en-US">Details of minimum rental commitments under non-cancelable leases</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LeaseAndRentalExpense" xlink:label="us-gaap_LeaseAndRentalExpense" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseAndRentalExpense" xlink:to="lab_LeaseAndRentalExpense" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LeaseAndRentalExpense" xml:lang="en-US">Rent Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LeaseAndRentalExpense" xml:lang="en-US">Operating Leases, Rent Expense</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:to="lab_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xml:lang="en-US">2016</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Five Years</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAdditions" xlink:label="us-gaap_PropertyPlantAndEquipmentAdditions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentAdditions" xlink:to="lab_PropertyPlantAndEquipmentAdditions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_PropertyPlantAndEquipmentAdditions" xml:lang="en-US">Consolidated capital expenditure</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_PropertyPlantAndEquipmentAdditions" xml:lang="en-US">Property, Plant and Equipment, Additions</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="us-gaap_ForeignCountryMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ForeignCountryMember" xlink:to="us-gaap_ForeignCountryMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ForeignCountryMember_lbl" xml:lang="en-US">Foreign Country [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ForeignCountryMember_lbl" xml:lang="en-US">Foreign Tax Authority [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="us-gaap_StatementGeographicalAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementGeographicalAxis" xlink:to="us-gaap_StatementGeographicalAxis_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementGeographicalAxis_lbl" xml:lang="en-US">Geographical [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="us-gaap_SegmentGeographicalDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentGeographicalDomain" xlink:to="us-gaap_SegmentGeographicalDomain_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentGeographicalDomain_lbl" xml:lang="en-US">Segment, Geographical [Domain]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_BusinessSegmentsTextualAbstract" xlink:label="sif_BusinessSegmentsTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_BusinessSegmentsTextualAbstract" xlink:to="sif_BusinessSegmentsTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_BusinessSegmentsTextualAbstract_lbl" xml:lang="en-US">Business Segments (Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_BusinessSegmentsTextualAbstract_lbl" xml:lang="en-US">Business Segments (Textual) [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_EntityWideRevenueMajorCountriesPercentage" xlink:label="sif_EntityWideRevenueMajorCountriesPercentage" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_EntityWideRevenueMajorCountriesPercentage" xlink:to="sif_EntityWideRevenueMajorCountriesPercentage_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_EntityWideRevenueMajorCountriesPercentage_lbl" xml:lang="en-US">Entity Wide Revenue Major Countries Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_EntityWideRevenueMajorCountriesPercentage_lbl" xml:lang="en-US">Entity wide revenue major countries percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_EntityWideRevenueMajorCountriesPercentage_lbl" xml:lang="en-US">Entity wide revenue major countries percentage.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="us-gaap_DomesticCountryMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DomesticCountryMember" xlink:to="lab_DomesticCountryMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DomesticCountryMember" xml:lang="en-US">Domestic country [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DomesticCountryMember" xml:lang="en-US">Domestic Tax Authority [Member]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NumberOfCountriesHavingSpecifiedPercentageOfRevenue" xlink:label="sif_NumberOfCountriesHavingSpecifiedPercentageOfRevenue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NumberOfCountriesHavingSpecifiedPercentageOfRevenue" xlink:to="sif_NumberOfCountriesHavingSpecifiedPercentageOfRevenue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NumberOfCountriesHavingSpecifiedPercentageOfRevenue_lbl" xml:lang="en-US">Number of Countries Having Specified Percentage of Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NumberOfCountriesHavingSpecifiedPercentageOfRevenue_lbl" xml:lang="en-US">Number of countries having specified percentage of revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NumberOfCountriesHavingSpecifiedPercentageOfRevenue_lbl" xml:lang="en-US">Number of countries having specified percentage of revenue.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:label="us-gaap_SelectedQuarterlyFinancialInformationAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:to="lab_SelectedQuarterlyFinancialInformationAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SelectedQuarterlyFinancialInformationAbstract" xml:lang="en-US">Selected Quarterly Financial Information [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_SelectedQuarterlyFinancialInformationAbstract" xml:lang="en-US">Summarized quarterly results of operations</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AssetImpairmentReserveMember" xlink:label="sif_AssetImpairmentReserveMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AssetImpairmentReserveMember" xlink:to="sif_AssetImpairmentReserveMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AssetImpairmentReserveMember_lbl" xml:lang="en-US">Asset Impairment Reserve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AssetImpairmentReserveMember_lbl" xml:lang="en-US">Asset impairment reserve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AssetImpairmentReserveMember_lbl" xml:lang="en-US">Asset impairment reserve.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="us-gaap_MajorCustomersAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MajorCustomersAxis" xlink:to="lab_MajorCustomersAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_MajorCustomersAxis" xml:lang="en-US">Major Customers [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="us-gaap_NameOfMajorCustomerDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NameOfMajorCustomerDomain" xlink:to="lab_NameOfMajorCustomerDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_NameOfMajorCustomerDomain" xml:lang="en-US">Name of Major Customer [Domain]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentAxis" xlink:label="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentAxis" xlink:to="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentAxis_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentAxis_lbl" xml:lang="en-US">Defined Benefit Plan By Plan Asset and Liabilities Component [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentAxis_lbl" xml:lang="en-US">Defined benefit plan by plan asset and liabilities component.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentDomain" xlink:label="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentDomain" xlink:to="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentDomain_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentDomain_lbl" xml:lang="en-US">Defined Benefit Plan by Plan Asset and Liabilities Component [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlanByPlanAssetAndLiabilitiesComponentDomain_lbl" xml:lang="en-US">Defined benefit plan by plan asset and liabilities component.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherAssetsMember" xlink:label="us-gaap_OtherAssetsMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsMember" xlink:to="lab_OtherAssetsMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherAssetsMember" xml:lang="en-US">Other Assets [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherAssetsMember" xml:lang="en-US">Other Assets [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherLiabilitiesMember" xlink:label="us-gaap_OtherLiabilitiesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesMember" xlink:to="lab_OtherLiabilitiesMember" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherLiabilitiesMember" xml:lang="en-US">Other Liabilities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherLiabilitiesMember" xml:lang="en-US">Other Liabilities [Member]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" xlink:label="us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" xlink:to="lab_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" xml:lang="en-US">Gain (Loss) on Sale of Assets and Asset Impairment Charges</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" xml:lang="en-US">Loss on disposal or impairment of operating assets</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax" xlink:to="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" xml:lang="en-US">Defined Benefit Plan Pension Plans with Accumulated Benefit Obligations in Excess of Plan Aggregate Assets Accumulated Other Comprehensive Income Net Gains Losses after Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" xml:lang="en-US">Net loss, Plans in which Assets Exceed Benefit Obligations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAggregateAssetsAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax_lbl" xml:lang="en-US">Defined benefit plan pension plans with accumulated benefit obligations in excess of plan aggregate assets accumulated other comprehensive income net gains losses after tax.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanInformationAboutPlanAssetsAbstract" xlink:label="us-gaap_DefinedBenefitPlanInformationAboutPlanAssetsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanInformationAboutPlanAssetsAbstract" xlink:to="lab_DefinedBenefitPlanInformationAboutPlanAssetsAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanInformationAboutPlanAssetsAbstract" xml:lang="en-US">Defined Benefit Plan, Information about Plan Assets [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanInformationAboutPlanAssetsAbstract" xml:lang="en-US">Asset Allocation Range provides flexibility for the Plan's investments</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ShortTermInvestmentsMaturityPeriod" xlink:label="sif_ShortTermInvestmentsMaturityPeriod" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ShortTermInvestmentsMaturityPeriod" xlink:to="sif_ShortTermInvestmentsMaturityPeriod_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ShortTermInvestmentsMaturityPeriod_lbl" xml:lang="en-US">Short Term Investments Maturity Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ShortTermInvestmentsMaturityPeriod_lbl" xml:lang="en-US">Short term investment maturity period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ShortTermInvestmentsMaturityPeriod_lbl" xml:lang="en-US">Short term investments maturity period.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DerivativeHigherRemainingMaturityRange1" xlink:label="us-gaap_DerivativeHigherRemainingMaturityRange1" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeHigherRemainingMaturityRange1" xlink:to="lab_DerivativeHigherRemainingMaturityRange1" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DerivativeHigherRemainingMaturityRange1" xml:lang="en-US">Derivative, Higher Remaining Maturity Range</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DerivativeHigherRemainingMaturityRange1" xml:lang="en-US">Foreign currency exchange contracts expiration</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_StockBasedCompensationAdditionalTextualAbstract" xlink:label="sif_StockBasedCompensationAdditionalTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_StockBasedCompensationAdditionalTextualAbstract" xlink:to="sif_StockBasedCompensationAdditionalTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_StockBasedCompensationAdditionalTextualAbstract_lbl" xml:lang="en-US">Stock Based Compensation (Additional Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_StockBasedCompensationAdditionalTextualAbstract_lbl" xml:lang="en-US">Stock Based Compensation (Additional Textual) [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_BusinessSegmentsAdditionalTextualAbstract" xlink:label="sif_BusinessSegmentsAdditionalTextualAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_BusinessSegmentsAdditionalTextualAbstract" xlink:to="sif_BusinessSegmentsAdditionalTextualAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_BusinessSegmentsAdditionalTextualAbstract_lbl" xml:lang="en-US">Business Segments (Additional Textual) [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_BusinessSegmentsAdditionalTextualAbstract_lbl" xml:lang="en-US">Business Segments (Additional Textual) [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_MinimumPercentageOfRevenueGreaterThanSpecifiedCountry" xlink:label="sif_MinimumPercentageOfRevenueGreaterThanSpecifiedCountry" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_MinimumPercentageOfRevenueGreaterThanSpecifiedCountry" xlink:to="sif_MinimumPercentageOfRevenueGreaterThanSpecifiedCountry_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_MinimumPercentageOfRevenueGreaterThanSpecifiedCountry_lbl" xml:lang="en-US">Minimum Percentage of Revenue Greater than Specified Country</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_MinimumPercentageOfRevenueGreaterThanSpecifiedCountry_lbl" xml:lang="en-US">Minimum percentage of revenue greater than specified country.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_MinimumPercentageOfRevenueGreaterThanSpecifiedCountry_lbl" xml:lang="en-US">Minimum percentage of revenue greater than specified country</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_OtherSecuritiesMember" xlink:label="sif_OtherSecuritiesMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_OtherSecuritiesMember" xlink:to="sif_OtherSecuritiesMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_OtherSecuritiesMember_lbl" xml:lang="en-US">Other Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_OtherSecuritiesMember_lbl" xml:lang="en-US">Other securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_OtherSecuritiesMember_lbl" xml:lang="en-US">Other securities.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NonUsEquitySecuritiesForeignLargeBlendMember" xlink:label="sif_NonUsEquitySecuritiesForeignLargeBlendMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NonUsEquitySecuritiesForeignLargeBlendMember" xlink:to="sif_NonUsEquitySecuritiesForeignLargeBlendMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NonUsEquitySecuritiesForeignLargeBlendMember_lbl" xml:lang="en-US">Non US Equity Securities Foreign Large Blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NonUsEquitySecuritiesForeignLargeBlendMember_lbl" xml:lang="en-US">Foreign large blend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NonUsEquitySecuritiesForeignLargeBlendMember_lbl" xml:lang="en-US">Non US equity securities foreign large blend.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NonUsEquitySecuritiesDiversifiedEmergingMarketMember" xlink:label="sif_NonUsEquitySecuritiesDiversifiedEmergingMarketMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NonUsEquitySecuritiesDiversifiedEmergingMarketMember" xlink:to="sif_NonUsEquitySecuritiesDiversifiedEmergingMarketMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NonUsEquitySecuritiesDiversifiedEmergingMarketMember_lbl" xml:lang="en-US">Non US Equity Securities Diversified Emerging Market [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NonUsEquitySecuritiesDiversifiedEmergingMarketMember_lbl" xml:lang="en-US">Diversified emerging markets [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NonUsEquitySecuritiesDiversifiedEmergingMarketMember_lbl" xml:lang="en-US">Non US equity securities diversified emerging market.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="us-gaap_InventoryDisclosureAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryDisclosureAbstract" xlink:to="lab_InventoryDisclosureAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryDisclosureAbstract" xml:lang="en-US">Inventories [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_DebtDisclosureAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xml:lang="en-US">Long-Term Debt [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureAbstract" xlink:to="lab_IncomeTaxDisclosureAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxDisclosureAbstract" xml:lang="en-US">Income Taxes [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="us-gaap_CompensationAndRetirementDisclosureAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:to="lab_CompensationAndRetirementDisclosureAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_CompensationAndRetirementDisclosureAbstract" xml:lang="en-US">Retirement Benefit Plans [Abstract]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="us-gaap_SegmentReportingAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="lab_SegmentReportingAbstract" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_SegmentReportingAbstract" xml:lang="en-US">Business Segments [Abstract]</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ForeignOperationsAbstract" xlink:label="sif_ForeignOperationsAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ForeignOperationsAbstract" xlink:to="sif_ForeignOperationsAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ForeignOperationsAbstract_lbl" xml:lang="en-US">Foreign Operations [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ForeignOperationsAbstract_lbl" xml:lang="en-US">Non - U.S. subsidiaries:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xlink:label="us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xlink:to="lab_DefinedBenefitPlanSettlementsBenefitObligation" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DefinedBenefitPlanSettlementsBenefitObligation" xml:lang="en-US">Defined Benefit Plan, Settlements, Benefit Obligation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DefinedBenefitPlanSettlementsBenefitObligation" xml:lang="en-US">Settlement cost</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:label="us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:to="lab_LineOfCreditFacilityInterestRateAtPeriodEnd" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_LineOfCreditFacilityInterestRateAtPeriodEnd" xml:lang="en-US">Line of Credit Facility, Interest Rate at Period End</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_LineOfCreditFacilityInterestRateAtPeriodEnd" xml:lang="en-US">Interest rate</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NumberOfMajorCustomer" xlink:label="sif_NumberOfMajorCustomer" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NumberOfMajorCustomer" xlink:to="sif_NumberOfMajorCustomer_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NumberOfMajorCustomer_lbl" xml:lang="en-US">Number of Major Customer</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NumberOfMajorCustomer_lbl" xml:lang="en-US">Number of largest customers</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NumberOfMajorCustomer_lbl" xml:lang="en-US">Number of major customer.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_WeightedAverageNumberOfCommonSharesAbstract" xlink:label="sif_WeightedAverageNumberOfCommonSharesAbstract" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_WeightedAverageNumberOfCommonSharesAbstract" xlink:to="sif_WeightedAverageNumberOfCommonSharesAbstract_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_WeightedAverageNumberOfCommonSharesAbstract_lbl" xml:lang="en-US">Weighted Average Number of Common Shares [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_WeightedAverageNumberOfCommonSharesAbstract_lbl" xml:lang="en-US">Weighted-average number of common shares:</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Depreciation" xlink:to="lab_Depreciation" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_Depreciation" xml:lang="en-US">Depreciation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_Depreciation" xml:lang="en-US">Depreciation expense</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_ForgeAcquisitionLlcMember" xlink:label="sif_ForgeAcquisitionLlcMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_ForgeAcquisitionLlcMember" xlink:to="sif_ForgeAcquisitionLlcMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_ForgeAcquisitionLlcMember_lbl" xml:lang="en-US">Forge Acquisition LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_ForgeAcquisitionLlcMember_lbl" xml:lang="en-US">Forge Acquisition, LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_ForgeAcquisitionLlcMember_lbl" xml:lang="en-US">Forge Acquisition, LLC.</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_TwfAcquisitionLlcMember" xlink:label="sif_TwfAcquisitionLlcMember" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_TwfAcquisitionLlcMember" xlink:to="sif_TwfAcquisitionLlcMember_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_TwfAcquisitionLlcMember_lbl" xml:lang="en-US">TWF Acquisition LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_TwfAcquisitionLlcMember_lbl" xml:lang="en-US">TWF Acquisition, LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_TwfAcquisitionLlcMember_lbl" xml:lang="en-US">TWF acquisition, LLC.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:to="lab_ScheduleOfBusinessAcquisitionsByAcquisitionTable" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAxis" xlink:to="lab_BusinessAcquisitionAxis" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionAxis" xml:lang="en-US">Business Acquisition [Axis]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain" xlink:to="lab_BusinessAcquisitionAcquireeDomain" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionAcquireeDomain" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="us-gaap_BusinessAcquisitionLineItems" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionLineItems" xlink:to="lab_BusinessAcquisitionLineItems" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessAcquisitionLineItems" xml:lang="en-US">Business Acquisition [Line Items]</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxReconciliationDeductionsQualifiedProductionActivities" xlink:label="us-gaap_IncomeTaxReconciliationDeductionsQualifiedProductionActivities" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationDeductionsQualifiedProductionActivities" xlink:to="lab_IncomeTaxReconciliationDeductionsQualifiedProductionActivities" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IncomeTaxReconciliationDeductionsQualifiedProductionActivities" xml:lang="en-US">Income Tax Reconciliation, Deductions, Qualified Production Activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IncomeTaxReconciliationDeductionsQualifiedProductionActivities" xml:lang="en-US">Domestic production activities deduction</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AmortizationPeriodOfLossesUtilizedUnderPensionFund" xlink:label="sif_AmortizationPeriodOfLossesUtilizedUnderPensionFund" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AmortizationPeriodOfLossesUtilizedUnderPensionFund" xlink:to="sif_AmortizationPeriodOfLossesUtilizedUnderPensionFund_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AmortizationPeriodOfLossesUtilizedUnderPensionFund_lbl" xml:lang="en-US">Amortization Period of Losses Utilized under Pension Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AmortizationPeriodOfLossesUtilizedUnderPensionFund_lbl" xml:lang="en-US">Amortization period of losses utilized under pension fund.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AmortizationPeriodOfLossesUtilizedUnderPensionFund_lbl" xml:lang="en-US">Amortization period of losses utilized under pension fund</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_IncomeTaxBenefitsResultingOfIssuingCommonShares" xlink:label="sif_IncomeTaxBenefitsResultingOfIssuingCommonShares" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_IncomeTaxBenefitsResultingOfIssuingCommonShares" xlink:to="sif_IncomeTaxBenefitsResultingOfIssuingCommonShares_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_IncomeTaxBenefitsResultingOfIssuingCommonShares_lbl" xml:lang="en-US">Income Tax Benefits Resulting of Issuing Common Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_IncomeTaxBenefitsResultingOfIssuingCommonShares_lbl" xml:lang="en-US">Income tax benefits resulting of issuing common shares.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_IncomeTaxBenefitsResultingOfIssuingCommonShares_lbl" xml:lang="en-US">Income tax benefits resulting of issuing common shares</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xlink:label="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xlink:to="lab_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xml:lang="en-US">Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xml:lang="en-US">Net sales recorded from the date of acquisition</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax" xlink:to="lab_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Net of Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax" xml:lang="en-US">Retirement liability adjustment, net of tax</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent" xlink:label="us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent" xlink:to="lab_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent" xml:lang="en-US">Interest rate Swap Agreement adjustment, net of tax</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions" xlink:to="lab_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions" xml:lang="en-US">Adjustments to Additional Paid in Capital, Share-based Compensation and Exercise of Stock Options</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions" xml:lang="en-US">Performance and restricted share expense</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock" xlink:label="us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock" xlink:to="lab_ContractualObligationFiscalYearMaturityScheduleTableTextBlock" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_ContractualObligationFiscalYearMaturityScheduleTableTextBlock" xml:lang="en-US">Contractual Obligation, Fiscal Year Maturity Schedule [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_ContractualObligationFiscalYearMaturityScheduleTableTextBlock" xml:lang="en-US">Details of minimum rental commitments under non-cancelable leases</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xlink:to="lab_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Net retirement plan liability adjustment, net of income tax benefit of $4,090 and $4,157, respectively</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xlink:to="lab_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xml:lang="en-US">Interest rate swap agreement, net of income tax benefit of $35 in 2012</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryValuationReserves" xlink:label="us-gaap_InventoryValuationReserves" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationReserves" xlink:to="lab_InventoryValuationReserves" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_InventoryValuationReserves" xml:lang="en-US">Inventory Valuation Reserves</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_InventoryValuationReserves" xml:lang="en-US">Reserve for obsolete and excess inventory</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest" xlink:to="lab_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax, Portion Attributable to Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest" xml:lang="en-US">Foreign currency translation adjustment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax" xlink:label="us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax" xlink:to="lab_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax" xml:lang="en-US">Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, before Reclassification Adjustments, Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax" xml:lang="en-US">Net pension liability adjustment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax" xlink:to="lab_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax" xml:lang="en-US">Net interest rate swap agreement adjustment</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RentalIncomeNonoperating" xlink:label="us-gaap_RentalIncomeNonoperating" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RentalIncomeNonoperating" xlink:to="lab_RentalIncomeNonoperating" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_RentalIncomeNonoperating" xml:lang="en-US">Rental Income, Nonoperating</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_RentalIncomeNonoperating" xml:lang="en-US">Rental income</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_NonOperatingPropertyAssetValue" xlink:label="sif_NonOperatingPropertyAssetValue" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_NonOperatingPropertyAssetValue" xlink:to="sif_NonOperatingPropertyAssetValue_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_NonOperatingPropertyAssetValue_lbl" xml:lang="en-US">Non Operating Property Asset Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_NonOperatingPropertyAssetValue_lbl" xml:lang="en-US">Carrying value of property in corporate identifiable assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_NonOperatingPropertyAssetValue_lbl" xml:lang="en-US">Non-operating property asset value.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves" xlink:to="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Loss Reserves</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves" xml:lang="en-US">Inventory reserves</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TangibleAssetImpairmentCharges" xlink:label="us-gaap_TangibleAssetImpairmentCharges" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TangibleAssetImpairmentCharges" xlink:to="lab_TangibleAssetImpairmentCharges" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_TangibleAssetImpairmentCharges" xml:lang="en-US">Tangible Asset Impairment Charges</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_TangibleAssetImpairmentCharges" xml:lang="en-US">Tangible Asset Impairment Charges</label>
    <loc xlink:type="locator" xlink:href="sif-20120930.xsd#sif_AccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:label="sif_AccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sif_AccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:to="sif_AccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sif_AccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xml:lang="en-US">Accrued Liabilities and Other Liabilities Disclosure Current [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="sif_AccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xml:lang="en-US">Accrued Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sif_AccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xml:lang="en-US">The entire disclosure for accured expenses, and other liabilities that are classified as current at the end of the reporting period.</label>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xlink:label="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xlink:to="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock_lbl" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock_lbl" xml:lang="en-US">Schedule of Changes in Fair Value of Plan Assets [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock_lbl" xml:lang="en-US">Defined benefit plan, fair value of plan assets</label>
  </labelLink>
</linkbase>
