<SEC-DOCUMENT>0001292814-11-002508.txt : 20110916
<SEC-HEADER>0001292814-11-002508.hdr.sgml : 20110916
<ACCEPTANCE-DATETIME>20110916080031
ACCESSION NUMBER:		0001292814-11-002508
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110930
FILED AS OF DATE:		20110916
DATE AS OF CHANGE:		20110916

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATIONAL STEEL CO
		CENTRAL INDEX KEY:			0001049659
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14732
		FILM NUMBER:		111093944

	BUSINESS ADDRESS:	
		STREET 1:		RUA LAURO MULLER
		STREET 2:		116 36 ANDAR
		CITY:			RIO DE JANEIRO RJ BR
		STATE:			D5
		ZIP:			00000
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<TYPE>6-K
<SEQUENCE>1
<FILENAME>sid20110916_6k.htm
<DESCRIPTION>MATERIAL FACT
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<DIV align=center><FONT color=#000000 size=5 face="Times New Roman"><B>SECURITIES AND EXCHANGE COMMISSION </B></FONT></DIV>

<DIV align=center><FONT color=#000000 size=3 face="Times New Roman"><B>Washington, D.C. 20549 </B></FONT></DIV>

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<DIV align=center><FONT color=#000000 size=5 face="Times New Roman"><B>FORM 6-K </B></FONT></DIV>

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<DIV align=center><FONT color=#000000 size=3 face="Times New Roman">Report of Foreign Private Issuer<BR>Pursuant to Rule 13a-16 or 15d-16 of the</FONT></DIV>

<DIV align=center><FONT color=#000000 size=3 face="Times New Roman">Securities Exchange Act of 1934</FONT></DIV>

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<DIV><FONT color=#000000 size=3 face="Times New Roman"><B>For the month of September, 2011</B></FONT></DIV><FONT color=#000000 size=3 face="Times New Roman"><B>Commission File Number 1-14732 </B></FONT></DIV>

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<DIV align=center><FONT color=#000000 size=5 face="Times New Roman"><B>COMPANHIA SIDER&#218;RGICA NACIONAL </B></FONT></DIV>

<DIV align=center><FONT color=#000000 size=2 face="Times New Roman">(Exact name of registrant as specified in its charter) </FONT></DIV>

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<DIV align=center><FONT color=#000000 size=5 face="Times New Roman"><B>National Steel Company </B></FONT></DIV>

<DIV align=center><FONT color=#000000 size=2 face="Times New Roman">(Translation of Registrant's name into English)</FONT></DIV>

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<DIV align=center><FONT color=#000000 size=3 face="Times New Roman"><B>Av. Brigadeiro Faria Lima 3400, 20&#186; andar<BR>S&#227;o Paulo, SP, Brazil<BR>04538-132 </B></FONT></DIV>

<DIV align=center><FONT color=#000000 size=2 face="Times New Roman">(Address of principal executive office)</FONT></DIV>

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<DIV align=center><FONT color=#000000 size=3 face="Times New Roman">Indicate by check mark whether the registrant files or will file annual reports<BR>under cover Form 20-F or Form 40-F.&nbsp;</FONT> Form 20-F ___X___ Form 40-F _______

<P>&nbsp;<FONT size=3 face="Times New Roman, Times, Serif">Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934. </FONT>&nbsp;</P>Yes _______ No ___X____ </DIV>

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<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">MATERIAL FACT</FONT></B></P>

<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">Publicly-Held Company</FONT></B></P>

<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">COMPANHIA SIDER&#218;RGICA NACIONAL</FONT></P>

<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">Corporate Taxpayer&#8217;s ID (CNPJ): 33.042.730/0001-04</FONT></P>

<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P>

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<P style="TEXT-ALIGN: justify; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">Companhia Sider&#250;rgica Nacional (&#8220;CSN&#8221;), in compliance with the provisions of Article 157, Paragraph 4 of Law 6,404/76 and CVM Instruction 358/02, and as a complement to the Material Facts released on December 9, 2010 and May 19, 2011, hereby informs its shareholders and the market that its wholly-owned subsidiary CSN Steel S.L. (&#8220;CSN Steel&#8221;) terminated the share purchase agreement signed on May 19, 2011 with Grupo Alfonso Gallardo, S.L.U. (&#8220;Grupo Gallardo&#8221;), whose object was the acquisition of the companies Cementos Balboa S.A., Corrugados Azpeitia, S.L., Corrugados Lasao, S.L.U., Stahlwerk Th&#252;ringen GmbH and Gallardo Sections S.L.U. (&#8220;Agreement&#8221;), due to failure to comply with contractual obligations by Grupo Gallardo.</FONT></P>

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<P style="TEXT-ALIGN: justify; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">Said termination was based on the terms and conditions set forth in the Agreement and CSN Steel has been taking proper measures to preserve its rights.</FONT></P>

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<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">S&#227;o Paulo, September 16, 2011.</FONT></P>

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<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 12pt" lang=PT-BR color=black face="Times New Roman">Companhia Sider&#250;rgica Nacional</FONT></B></P>

<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 12pt" lang=PT-BR color=black face="Times New Roman">David Moise Salama </FONT></P>

<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman">Investor Relations Executive Officer</FONT></P>

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<DIV style="TEXT-INDENT: 4%"><FONT color=#000000 size=3 face="Times New Roman">Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. </FONT></DIV>

<DIV style="TEXT-INDENT: 4%"><FONT color=#000000 size=3 face="Times New Roman">Date:&nbsp;September 16, 2011</FONT></DIV>

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   <DIV align=left><FONT color=#000000 size=3 face="Times New Roman">COMPANHIA SIDER&#218;RGICA NACIONAL </FONT></DIV></TD></TR>

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   <DIV align=left><FONT color=#000000 size=2 face="Times New Roman">By:</FONT></DIV></TD>

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   <DIV align=center><FONT color=#000000 size=2 face="Times New Roman">/<SMALL>S</SMALL>/&nbsp;Benjamin Steinbruch </FONT></DIV>

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   <DIV align=left><FONT color=#000000 size=2 face="Times New Roman"><B>Benjamin Steinbruch </B></FONT></DIV>

   <DIV align=left><FONT color=#000000 size=2 face="Times New Roman"><B>Chief Executive Officer <BR><BR></B></FONT></DIV></TD></TR></TABLE></DIV>

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   <DIV align=center><FONT color=#000000 size=2 face="Times New Roman">/<SMALL>S</SMALL>/&nbsp;David Moise Salama </FONT></DIV>

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   <DIV align=left><FONT color=#000000 size=2 face="Times New Roman"><B>David Moise Salama </B></FONT></DIV>

   <DIV align=left><FONT color=#000000 size=2 face="Times New Roman"><B>Investor Relations Executive Officer <BR><BR></B></FONT></DIV></TD></TR></TABLE></DIV>

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<DIV align=center><FONT color=#000000 size=3 face="Times New Roman"><B>FORWARD-LOOKING STATEMENTS </B></FONT></DIV>

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<P align=justify><FONT size=2 face="Times New Roman, Times, Serif">This press release may contain forward-looking statements. These statements are statements that are not historical facts, and are based on management's current view and estimates of future economic circumstances, industry conditions, company performance and financial results. The words "anticipates", "believes", "estimates", "expects", "plans" and similar expressions, as they relate to the company, are intended to identify forward-looking statements. Statements regarding the declaration or payment of dividends, the implementation of principal operating and financing strategies and capital expenditure plans, the direction of future operations and the factors or trends affecting financial condition, liquidity or results of operations are examples of forward-looking statements. Such statements reflect the current views of management and are subject to a number of risks and uncertainties. There is no guarantee that the expected events, trends or results will actually occur. The statements are based on many assumptions and factors, including general economic and market conditions, industry conditions, and operating factors. Any changes in such assumptions or factors could cause actual results to differ materially from current expectations. </FONT></P>

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