<SEC-DOCUMENT>0001292814-17-002642-index.html : 20171030
<SEC-HEADER>0001292814-17-002642.hdr.sgml : 20171030
<ACCEPTANCE-DATETIME>20171030071614
ACCESSION NUMBER:		0001292814-17-002642
CONFORMED SUBMISSION TYPE:	6-K/A
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20170630
FILED AS OF DATE:		20171030
DATE AS OF CHANGE:		20171030

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/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14732
		FILM NUMBER:		171160665

	BUSINESS ADDRESS:	
		STREET 1:		RUA LAURO MULLER
		STREET 2:		116 36 ANDAR
		CITY:			RIO DE JANEIRO RJ BR
		STATE:			D5
		ZIP:			00000
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K/A
<SEQUENCE>1
<FILENAME>sidpr1q16_6ka.htm
<DESCRIPTION>1Q16 EARNINGS RELEASE
<TEXT>
Document 1 - file: sidpr1q16_6ka.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>tbs_imgsx1x2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: tbs_imgsx1x2.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>x17101922005313.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: x17101922005313.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>header.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: header.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>logo.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: logo.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>pg03graf.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: pg03graf.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>pg04img01.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: pg04img01.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>pg06img01.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: pg06img01.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>pg06img02.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: pg06img02.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>pg07img01.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: pg07img01.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>pg09img01.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: pg09img01.gif

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>pg10img01.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: pg10img01.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>pg10img02.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: pg10img02.gif

</DOCUMENT>
</SEC-DOCUMENT>