<SEC-DOCUMENT>0001292814-18-001080-index.html : 20180409
<SEC-HEADER>0001292814-18-001080.hdr.sgml : 20180409
<ACCEPTANCE-DATETIME>20180409075312
ACCESSION NUMBER:		0001292814-18-001080
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		11
CONFORMED PERIOD OF REPORT:	20180630
FILED AS OF DATE:		20180409
DATE AS OF CHANGE:		20180409

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:		18744544

	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>sid20180406_6k2.htm
<DESCRIPTION>FORM 6-K
<TEXT>
Document 1 - file: sid20180406_6k2.htm

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Document 2 - file: fp01.jpg

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Document 3 - file: fp13a.jpg

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Document 4 - file: fp13b.jpg

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Document 5 - file: fp14a.jpg

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<SEQUENCE>6
<FILENAME>fp23a.jpg
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<TEXT>
Document 6 - file: fp23a.jpg

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<SEQUENCE>7
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Document 7 - file: fp26a.jpg

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<SEQUENCE>8
<FILENAME>fp40a.jpg
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Document 8 - file: fp40a.jpg

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<TEXT>
Document 9 - file: fp54a.jpg

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<SEQUENCE>10
<FILENAME>fp55a.jpg
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<TEXT>
Document 10 - file: fp55a.jpg

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

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