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        <link:usedOn>link:definitionLink</link:usedOn>
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  <xs:element name="ScheduleOfSubsidiariesTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfSubsidiariesTableTextBlock"/>
  <xs:element name="DisclosureOfDetailedInformationAboutEstimatedUsefulLivesOfAssetsExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutEstimatedUsefulLivesOfAssetsExplanatory"/>
  <xs:element name="DisclosureOfDetailedInformationAboutCashAndCashEquivalentsExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutCashAndCashEquivalentsExplanatory"/>
  <xs:element name="ScheduleOfAgeOfReceivablesPastDueTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfAgeOfReceivablesPastDueTableTextBlock"/>
  <xs:element name="DisclosureOfDetailedInformationAboutAllowanceForDoubtfulAccountsExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutAllowanceForDoubtfulAccountsExplanatory"/>
  <xs:element name="DisclosureOfDetailedInformationAboutRecoverableTaxesExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutRecoverableTaxesExplanatory"/>
  <xs:element name="DisclosureOfDetailedInformationAboutShortTermAndLongTermInventoriesExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutShortTermAndLongTermInventoriesExplanatory"/>
  <xs:element name="DisclosureOfDetailedInformationAboutNetBookValueOfPropertyPlantAndEquipmentExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutNetBookValueOfPropertyPlantAndEquipmentExplanatory"/>
  <xs:element name="DisclosureOfDetailedInformationAboutBalancesOfIntangibleAssetsExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutBalancesOfIntangibleAssetsExplanatory"/>
  <xs:element name="DisclosureOfDetailedInformationAboutTradeAccountsPayableAndOtherAccruedLiabilitiesExplanatoryTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfDetailedInformationAboutTradeAccountsPayableAndOtherAccruedLiabilitiesExplanatoryTableTextBlock"/>
  <xs:element name="ScheduleOfNetCostForThePeriodBookedInProfitAndLossTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfNetCostForThePeriodBookedInProfitAndLossTableTextBlock"/>
  <xs:element name="ScheduleOfDBOAmountRecordedInTheBalanceSheettableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfDBOAmountRecordedInTheBalanceSheettableTextBlock"/>
  <xs:element name="ScheduleOfDetailedInformationAboutIncomeTaxChargedCreditedExplanatoryTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfDetailedInformationAboutIncomeTaxChargedCreditedExplanatoryTableTextBlock"/>
  <xs:element name="ScheduleOfDetailedInformationAboutIncomeTaxExpenseBenefitExplanatoryTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfDetailedInformationAboutIncomeTaxExpenseBenefitExplanatoryTableTextBlock"/>
  <xs:element name="ScheduleOfDetailedInformationAboutTaxLossesPendingOfAmortizeExplanatoryTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfDetailedInformationAboutTaxLossesPendingOfAmortizeExplanatoryTableTextBlock"/>
  <xs:element name="DisclosureOfControllingAndNoncontrollingInterestExplanatory" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclosureOfControllingAndNoncontrollingInterestExplanatory"/>
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  <xs:element name="DisclousreOfBookValueOfTheMonetaryAssetsAndMonetaryLiabilitiesDenominatedInForeignCurrencyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DisclousreOfBookValueOfTheMonetaryAssetsAndMonetaryLiabilitiesDenominatedInForeignCurrencyTextBlock"/>
  <xs:element name="ScheduleOfAdditionalBankLinesOfCreditThatTheCompanyHasAtItsDisposalToReduceLiquidityRiskTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfAdditionalBankLinesOfCreditThatTheCompanyHasAtItsDisposalToReduceLiquidityRiskTableTextBlock"/>
  <xs:element name="ScheduleOfFinancialInformationBySegmentsTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ScheduleOfFinancialInformationBySegmentsTableTextBlock"/>
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  <xs:element name="TradeReceivablesNetDetailsScheduleofageofnetreceivablesthatarepastdueTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_TradeReceivablesNetDetailsScheduleofageofnetreceivablesthatarepastdueTable"/>
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  <xs:element name="IncreaseDecreaseThroughCancellationForCreditLossesOfFinancialAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_IncreaseDecreaseThroughCancellationForCreditLossesOfFinancialAssets"/>
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  <xs:element name="CokeAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CokeAmount"/>
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  <xs:element name="RollersAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_RollersAmount"/>
  <xs:element name="FinishedGoodsNonCurrent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_FinishedGoodsNonCurrent"/>
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  <xs:element name="ValuationAllowanceAtCostOrNetRealizablevalueLower" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_ValuationAllowanceAtCostOrNetRealizablevalueLower"/>
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  <xs:element name="OriginalValueNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_OriginalValueNet"/>
  <xs:element name="AccumulatedAmortization" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AccumulatedAmortization"/>
  <xs:element name="AmortizationPeriodyears" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_AmortizationPeriodyears"/>
  <xs:element name="IntangibleandOtherLongTermAssetsDetailsScheduleofReconciliationBetweenTheOpeningandClosingBalancesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_IntangibleandOtherLongTermAssetsDetailsScheduleofReconciliationBetweenTheOpeningandClosingBalancesTable"/>
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  <xs:element name="IntangibleAssetsOtherThanGoodwillBalance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_IntangibleAssetsOtherThanGoodwillBalance"/>
  <xs:element name="AdditionsDeletionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AdditionsDeletionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill"/>
  <xs:element name="CancellationsAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CancellationsAmount"/>
  <xs:element name="OtherAccruedLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_OtherAccruedLiabilities"/>
  <xs:element name="TotalAccountsPayableTradeAndOtherAccruedLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_TotalAccountsPayableTradeAndOtherAccruedLiabilities"/>
  <xs:element name="EmployeeBenefitsDetailsScheduleofemployeebenefitsliabilityTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_EmployeeBenefitsDetailsScheduleofemployeebenefitsliabilityTable"/>
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  <xs:element name="PlusNonVestedBenefitsObligation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_PlusNonVestedBenefitsObligation"/>
  <xs:element name="EmployeeBenefitsDetailsScheduleofnetcostfortheperiodbookedinprofitandlossTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_EmployeeBenefitsDetailsScheduleofnetcostfortheperiodbookedinprofitandlossTable"/>
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  <xs:element name="NetCostForThePeriod" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_NetCostForThePeriod"/>
  <xs:element name="DefinedBenefitObligationAtPresentValues" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_DefinedBenefitObligationAtPresentValues"/>
  <xs:element name="DefinedBenefitsCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_DefinedBenefitsCosts"/>
  <xs:element name="InitialProfitandLossEmployeeBenefits" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_InitialProfitandLossEmployeeBenefits"/>
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  <xs:element name="PaidBenefits" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_PaidBenefits"/>
  <xs:element name="FinaIProfitandLossEmployeeBenefits" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_FinaIProfitandLossEmployeeBenefits"/>
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  <xs:element name="IncreaseDecreaseInInflationEffectsNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_IncreaseDecreaseInInflationEffectsNet"/>
  <xs:element name="BenefitFromUtilizationOfTaxLossCarryforwardAndOthers" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_BenefitFromUtilizationOfTaxLossCarryforwardAndOthers"/>
  <xs:element name="IncomeTaxExpenseContinuingOperationsExcludingCertainPreviousYearExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_IncomeTaxExpenseContinuingOperationsExcludingCertainPreviousYearExpenses"/>
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  <xs:element name="TaxLossesAvailable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_TaxLossesAvailable"/>
  <xs:element name="IncomeTaxesDetailsScheduleofdeferredincometaxliabilityTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_IncomeTaxesDetailsScheduleofdeferredincometaxliabilityTable"/>
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  <xs:element name="DeferredTaxLiabilityGross" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_DeferredTaxLiabilityGross"/>
  <xs:element name="FixedCapitalShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_FixedCapitalShares"/>
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  <xs:element name="ShareCapitalShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_ShareCapitalShares"/>
  <xs:element name="ShareCapitalAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_ShareCapitalAmount"/>
  <xs:element name="EffectOfRestatementAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_EffectOfRestatementAmount"/>
  <xs:element name="SharesAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_SharesAmount"/>
  <xs:element name="ShareOfTranslationEffectsOfForeignSubsidiaries" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_ShareOfTranslationEffectsOfForeignSubsidiaries"/>
  <xs:element name="AdministrativeServicesExpenditures" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AdministrativeServicesExpenditures"/>
  <xs:element name="TransactionsandBalanceswithRelatedPartiesDetailsScheduleofbalancesreceivablefromandpayabletorelatedpartiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofbalancesreceivablefromandpayabletorelatedpartiesTable"/>
  <xs:element name="TransactionsandBalanceswithRelatedPartiesDetailsScheduleofbalancesreceivablefromandpayabletorelatedpartiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofbalancesreceivablefromandpayabletorelatedpartiesLineItems"/>
  <xs:element name="TotalShortTerm" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_TotalShortTerm"/>
  <xs:element name="TotalLoansToRelatedPartiesinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_TotalLoansToRelatedPartiesinDollars"/>
  <xs:element name="TotalLongterm" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_TotalLongterm"/>
  <xs:element name="CostofSalesandExpensesbytheirNatureDetailsScheduleofcostofsalesandadministrationexpensesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_CostofSalesandExpensesbytheirNatureDetailsScheduleofcostofsalesandadministrationexpensesTable"/>
  <xs:element name="CostofSalesandExpensesbytheirNatureDetailsScheduleofcostofsalesandadministrationexpensesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_CostofSalesandExpensesbytheirNatureDetailsScheduleofcostofsalesandadministrationexpensesLineItems"/>
  <xs:element name="CostOfSalesAndExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CostOfSalesAndExpenses"/>
  <xs:element name="CostOfSalesAdministrativeExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CostOfSalesAdministrativeExpenses"/>
  <xs:element name="AdministrativeExpensesinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AdministrativeExpensesinDollars"/>
  <xs:element name="CostOfSalesAdministrativeExpensesinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CostOfSalesAdministrativeExpensesinDollars"/>
  <xs:element name="CancellationOfBalances" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CancellationOfBalances"/>
  <xs:element name="LandTreatments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_LandTreatments"/>
  <xs:element name="AttorneysFees" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AttorneysFees"/>
  <xs:element name="SaleOfScrap" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_SaleOfScrap"/>
  <xs:element name="RecoveryOfLosses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_RecoveryOfLosses"/>
  <xs:element name="BrazilTaxBenefits" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_BrazilTaxBenefits"/>
  <xs:element name="UpdateOfBalancesInFavorInTaxes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_UpdateOfBalancesInFavorInTaxes"/>
  <xs:element name="AgreementsWithClients" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AgreementsWithClients"/>
  <xs:element name="OtherIncomeNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_OtherIncomeNet"/>
  <xs:element name="OtherIncomeAndOtherExpensesNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_OtherIncomeAndOtherExpensesNet"/>
  <xs:element name="ShortTermAsset" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_ShortTermAsset"/>
  <xs:element name="ShortTermsLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_ShortTermsLiabilities"/>
  <xs:element name="DrawnBalances" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_DrawnBalances"/>
  <xs:element name="UndrawnBalances" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_UndrawnBalances"/>
  <xs:element name="FinancialInformationbySegmentsDetailsScheduleoffinancialinformationbysegmentsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_FinancialInformationbySegmentsDetailsScheduleoffinancialinformationbysegmentsTable"/>
  <xs:element name="FinancialInformationbySegmentsDetailsScheduleoffinancialinformationbysegmentsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_FinancialInformationbySegmentsDetailsScheduleoffinancialinformationbysegmentsLineItems"/>
  <xs:element name="OtherIncomeexpensesNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_OtherIncomeexpensesNet"/>
  <xs:element name="InterestIncome" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_InterestIncome"/>
  <xs:element name="InterestExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_InterestExpenses"/>
  <xs:element name="NetIncomelossForTheYear" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_NetIncomelossForTheYear"/>
  <xs:element name="FinancialInformationbySegmentsDetailsScheduleofinformationonproductsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_FinancialInformationbySegmentsDetailsScheduleofinformationonproductsTable"/>
  <xs:element name="FinancialInformationbySegmentsDetailsScheduleofinformationonproductsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_FinancialInformationbySegmentsDetailsScheduleofinformationonproductsLineItems"/>
  <xs:element name="FinancialInformationbySegmentsDetailsScheduleofinformationaboutgeographicalareasTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_FinancialInformationbySegmentsDetailsScheduleofinformationaboutgeographicalareasTable"/>
  <xs:element name="FinancialInformationbySegmentsDetailsScheduleofinformationaboutgeographicalareasLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_FinancialInformationbySegmentsDetailsScheduleofinformationaboutgeographicalareasLineItems"/>
  <xs:element name="RevenueProducts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_RevenueProducts"/>
  <xs:element name="StockExchangeTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_StockExchangeTerm"/>
  <xs:element name="BasisofPreparationandPresentationoftheConsolidatedFinancialStatementsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_BasisofPreparationandPresentationoftheConsolidatedFinancialStatementsDetailsTable"/>
  <xs:element name="BasisofPreparationandPresentationoftheConsolidatedFinancialStatementsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_BasisofPreparationandPresentationoftheConsolidatedFinancialStatementsDetailsLineItems"/>
  <xs:element name="CokeInventory" type="xbrli:decimalItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_CokeInventory"/>
  <xs:element name="CokeInventoryValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CokeInventoryValue"/>
  <xs:element name="AveragePriceOfCokePerMetricTons" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AveragePriceOfCokePerMetricTons"/>
  <xs:element name="PercentageRangeOfChangesInFairValueOrCashFlowsOfHedgingInstrument" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PercentageRangeOfChangesInFairValueOrCashFlowsOfHedgingInstrument"/>
  <xs:element name="TradeReceviablesPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TradeReceviablesPercentage"/>
  <xs:element name="CokeInventoryAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CokeInventoryAmount"/>
  <xs:element name="PropertyPlantandEquipmentDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_PropertyPlantandEquipmentDetailsTable"/>
  <xs:element name="PropertyPlantandEquipmentDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PropertyPlantandEquipmentDetailsLineItems"/>
  <xs:element name="ElectricArcFurnaceAndAuxiliarFacilitiesExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_ElectricArcFurnaceAndAuxiliarFacilitiesExpenses"/>
  <xs:element name="LaborAndCapitalizedIndirectExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_LaborAndCapitalizedIndirectExpenses"/>
  <xs:element name="IntangibleandOtherLongTermAssetsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_IntangibleandOtherLongTermAssetsDetailsTable"/>
  <xs:element name="IntangibleandOtherLongTermAssetsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_IntangibleandOtherLongTermAssetsDetailsLineItems"/>
  <xs:element name="ShortTermDebtDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_ShortTermDebtDetailsTable"/>
  <xs:element name="ShortTermDebtDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ShortTermDebtDetailsLineItems"/>
  <xs:element name="PrincipalAmountOutstanding" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_PrincipalAmountOutstanding"/>
  <xs:element name="EmployeeBenefitsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_EmployeeBenefitsDetailsTable"/>
  <xs:element name="EmployeeBenefitsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_EmployeeBenefitsDetailsLineItems"/>
  <xs:element name="PercentageOfCollectiveBargainingAgreements" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PercentageOfCollectiveBargainingAgreements"/>
  <xs:element name="PercentageShareOfEmployersProfits" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PercentageShareOfEmployersProfits"/>
  <xs:element name="EmployeeProfitSharingAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_EmployeeProfitSharingAmount"/>
  <xs:element name="DeferredContributionPlanPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DeferredContributionPlanPercentage"/>
  <xs:element name="FixedAmountsPerHourForEachCoveredEmployees" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_FixedAmountsPerHourForEachCoveredEmployees"/>
  <xs:element name="ContributionVestedPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ContributionVestedPercentage"/>
  <xs:element name="PercentageMatchingContributionForFirstFivePercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PercentageMatchingContributionForFirstFivePercentage"/>
  <xs:element name="LaborAgreementDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_LaborAgreementDescription"/>
  <xs:element name="IncomeTaxesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_IncomeTaxesDetailsTable"/>
  <xs:element name="IncomeTaxesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_IncomeTaxesDetailsLineItems"/>
  <xs:element name="AmountOfTaxPaymentsAndExpensesIncreaseDecrease" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AmountOfTaxPaymentsAndExpensesIncreaseDecrease"/>
  <xs:element name="StockholdersEquityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_StockholdersEquityDetailsTable"/>
  <xs:element name="StockholdersEquityDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_StockholdersEquityDetailsLineItems"/>
  <xs:element name="PercentageOfLegalReserve" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PercentageOfLegalReserve"/>
  <xs:element name="PercentageOfNominalCapital" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PercentageOfNominalCapital"/>
  <xs:element name="NonControllingInterestDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_NonControllingInterestDetailsTable"/>
  <xs:element name="NonControllingInterestDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_NonControllingInterestDetailsLineItems"/>
  <xs:element name="TransactionsandBalanceswithRelatedPartiesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_TransactionsandBalanceswithRelatedPartiesDetailsTable"/>
  <xs:element name="TransactionsandBalanceswithRelatedPartiesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TransactionsandBalanceswithRelatedPartiesDetailsLineItems"/>
  <xs:element name="BalanceAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_BalanceAmount"/>
  <xs:element name="AmountReceived" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AmountReceived"/>
  <xs:element name="ConcentrationOfCreditRiskPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ConcentrationOfCreditRiskPercentage"/>
  <xs:element name="ContingenciesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_ContingenciesDetailsTable"/>
  <xs:element name="ContingenciesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ContingenciesDetailsLineItems"/>
  <xs:element name="ObligatedAmountPaidDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_ObligatedAmountPaidDescription"/>
  <xs:element name="DispositionOfAStackEstimatedTons" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DispositionOfAStackEstimatedTons"/>
  <xs:element name="AttorneyGeneralTransactionDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_AttorneyGeneralTransactionDescription"/>
  <xs:element name="AmountOfPenaltyPaid" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_AmountOfPenaltyPaid"/>
  <xs:element name="EnvironmentalLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_EnvironmentalLiabilities"/>
  <xs:element name="EquipmentToWorkProperlyExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_EquipmentToWorkProperlyExpenses"/>
  <xs:element name="PaymentsOnSeveralChangesOfDates" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_PaymentsOnSeveralChangesOfDates"/>
  <xs:element name="InterestsExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_InterestsExpense"/>
  <xs:element name="SaleAndUseTaxAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_SaleAndUseTaxAmount"/>
  <xs:element name="OtherInterest" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_OtherInterest"/>
  <xs:element name="NotificationOfAppraisalCost" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_NotificationOfAppraisalCost"/>
  <xs:element name="CommitmentsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="simecb_CommitmentsDetailsTable"/>
  <xs:element name="CommitmentsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_CommitmentsDetailsLineItems"/>
  <xs:element name="ProductionCapacity" type="xbrli:decimalItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_ProductionCapacity"/>
  <xs:element name="AreaOfLandUsedForPlant" type="num:areaItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_AreaOfLandUsedForPlant"/>
  <xs:element name="ContractTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_ContractTerm"/>
  <xs:element name="RecognizedIncome" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="simecb_RecognizedIncome"/>
  <xs:element name="PurchaseOfEnergy" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="simecb_PurchaseOfEnergy"/>
  <xs:element name="BudgetExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_BudgetExpense"/>
  <xs:element name="CostPrice" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CostPrice"/>
  <xs:element name="InvestingPublicSharesPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_InvestingPublicSharesPercentage"/>
  <xs:element name="CommitingToPay" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="simecb_CommitingToPay"/>
  <xs:element name="PreliminaryTariffRate" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_PreliminaryTariffRate"/>
  <xs:element name="AccumulatedAmortizationMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_AccumulatedAmortizationMember"/>
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  <xs:element name="Subsidiaries27Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries27Member"/>
  <xs:element name="Subsidiaries28Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries28Member"/>
  <xs:element name="Subsidiaries29Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries29Member"/>
  <xs:element name="Subsidiaries2Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries2Member"/>
  <xs:element name="Subsidiaries30Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries30Member"/>
  <xs:element name="Subsidiaries31Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries31Member"/>
  <xs:element name="Subsidiaries32Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries32Member"/>
  <xs:element name="Subsidiaries33Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries33Member"/>
  <xs:element name="Subsidiaries34Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries34Member"/>
  <xs:element name="Subsidiaries35Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries35Member"/>
  <xs:element name="Subsidiaries36Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries36Member"/>
  <xs:element name="Subsidiaries37Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries37Member"/>
  <xs:element name="Subsidiaries38Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries38Member"/>
  <xs:element name="Subsidiaries3Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries3Member"/>
  <xs:element name="Subsidiaries41Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries41Member"/>
  <xs:element name="Subsidiaries4Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries4Member"/>
  <xs:element name="Subsidiaries5Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries5Member"/>
  <xs:element name="Subsidiaries6Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries6Member"/>
  <xs:element name="Subsidiaries7Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries7Member"/>
  <xs:element name="Subsidiaries8Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries8Member"/>
  <xs:element name="Subsidiaries9Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_Subsidiaries9Member"/>
  <xs:element name="TerminationBenefitsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TerminationBenefitsMember"/>
  <xs:element name="TotalControllingInterestMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TotalControllingInterestMember"/>
  <xs:element name="TotalMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TotalMember"/>
  <xs:element name="TradeReceivablesMember3060DaysMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TradeReceivablesMember3060DaysMember"/>
  <xs:element name="TradeReceivablesMember6190DaysMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TradeReceivablesMember6190DaysMember"/>
  <xs:element name="TradeReceivablesMember91DaysMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_TradeReceivablesMember91DaysMember"/>
  <xs:element name="USDMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_USDMember"/>
  <xs:element name="VEBABenefitTrustMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_VEBABenefitTrustMember"/>
  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="simecb_DocumentAndEntityInformationAbstract"/>
</xs:schema>
