<SEC-DOCUMENT>0001292814-18-001953-index.html : 20180530 <SEC-HEADER>0001292814-18-001953.hdr.sgml : 20180530 <ACCEPTANCE-DATETIME>20180529202540 ACCESSION NUMBER: 0001292814-18-001953 CONFORMED SUBMISSION TYPE: 6-K PUBLIC DOCUMENT COUNT: 3 CONFORMED PERIOD OF REPORT: 20180630 FILED AS OF DATE: 20180530 DATE AS OF CHANGE: 20180529 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: 18866243 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>sid20180529_6k2.htm <DESCRIPTION>SID20180529_6K2 <TEXT> Document 1 - file: sid20180529_6k2.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>bottom.jpg <TEXT> Document 2 - file: bottom.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>logo2.gif <TEXT> Document 3 - file: logo2.gif
</DOCUMENT> </SEC-DOCUMENT>