<SEC-DOCUMENT>0001292814-25-001133-index.html : 20250328
<SEC-HEADER>0001292814-25-001133.hdr.sgml : 20250328
<ACCEPTANCE-DATETIME>20250328152558
ACCESSION NUMBER:		0001292814-25-001133
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20241231
FILED AS OF DATE:		20250328
DATE AS OF CHANGE:		20250328

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATIONAL STEEL CO
		CENTRAL INDEX KEY:			0001049659
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14732
		FILM NUMBER:		25785267

	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
<SEQUENCE>1
<FILENAME>sidfs4q24_6k.htm
<DESCRIPTION>6-K
<TEXT>
Document 1 - file: sidfs4q24_6k.htm

</DOCUMENT>
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<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>sidfs4q246k_001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: sidfs4q246k_001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>sidfs4q246k_002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: sidfs4q246k_002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>sidfs4q246k_003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: sidfs4q246k_003.jpg

</DOCUMENT>
</SEC-DOCUMENT>