<SEC-DOCUMENT>0001292814-17-002644-index.html : 20171030
<SEC-HEADER>0001292814-17-002644.hdr.sgml : 20171030
<ACCEPTANCE-DATETIME>20171030073540
ACCESSION NUMBER:		0001292814-17-002644
CONFORMED SUBMISSION TYPE:	6-K/A
PUBLIC DOCUMENT COUNT:		17
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:		171160678

	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>sidpr2q16_6ka.htm
<DESCRIPTION>2Q16 EARNINGS RELEASE
<TEXT>
Document 1 - file: sidpr2q16_6ka.htm

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Document 2 - file: x17101922041500.jpg

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Document 3 - file: x17101922044600.jpg

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Document 4 - file: bottom.gif

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Document 5 - file: fp04a.gif

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Document 6 - file: fp06a.gif

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Document 7 - file: fp06b.gif

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Document 8 - file: fp08a.gif

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Document 9 - file: fp09a.gif

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<SEQUENCE>10
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<TEXT>
Document 10 - file: fp09b.gif

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<SEQUENCE>11
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<TEXT>
Document 11 - file: fp09c.gif

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Document 12 - file: fp11a.gif

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Document 13 - file: top.gif

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<TEXT>
Document 14 - file: x17101922044600.gif

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<TEXT>
Document 15 - file: x17101922044613.gif

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<SEQUENCE>16
<FILENAME>x17101922044614.gif
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<TEXT>
Document 16 - file: x17101922044614.gif

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Document 17 - file: x17101922044615.gif

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</SEC-DOCUMENT>