<SEC-DOCUMENT>0001292814-17-002646-index.html : 20171030
<SEC-HEADER>0001292814-17-002646.hdr.sgml : 20171030
<ACCEPTANCE-DATETIME>20171030083428
ACCESSION NUMBER:		0001292814-17-002646
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		16
CONFORMED PERIOD OF REPORT:	20171231
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
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14732
		FILM NUMBER:		171160744

	BUSINESS ADDRESS:	
		STREET 1:		RUA LAURO MULLER
		STREET 2:		116 36 ANDAR
		CITY:			RIO DE JANEIRO RJ BR
		STATE:			D5
		ZIP:			00000
</SEC-HEADER>
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<FILENAME>sidpr4q16_6k.htm
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Document 1 - file: sidpr4q16_6k.htm

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Document 2 - file: bottom.jpg

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<FILENAME>comparaox15x1.jpg
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Document 3 - file: comparaox15x1.jpg

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<FILENAME>comparaox4x1.jpg
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Document 4 - file: comparaox4x1.jpg

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Document 5 - file: comparaox7x1.jpg

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<FILENAME>fp04a.jpg
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Document 6 - file: fp04a.jpg

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Document 7 - file: fp06a.jpg

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Document 8 - file: fp09a.jpg

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Document 9 - file: fp10c.jpg

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<SEQUENCE>10
<FILENAME>fp12a.jpg
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<TEXT>
Document 10 - file: fp12a.jpg

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<SEQUENCE>11
<FILENAME>logo01.jpg
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<TEXT>
Document 11 - file: logo01.jpg

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<SEQUENCE>12
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Document 12 - file: logo02.jpg

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Document 13 - file: fp10a.gif

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Document 14 - file: fp10b.gif

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Document 15 - file: fp19a.gif

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<SEQUENCE>16
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Document 16 - file: fp19b.gif

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