<SEC-DOCUMENT>0001104659-19-028300-index.html : 20190510
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<ACCEPTANCE-DATETIME>20190509180241
ACCESSION NUMBER:		0001104659-19-028300
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		20
CONFORMED PERIOD OF REPORT:	20190509
FILED AS OF DATE:		20190510
DATE AS OF CHANGE:		20190509

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GERDAU S.A.
		CENTRAL INDEX KEY:			0001073404
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			D5
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14878
		FILM NUMBER:		19812098

	BUSINESS ADDRESS:	
		STREET 1:		AV. DAS NACOES UNIDAS, 8,501
		STREET 2:		8TH FLOOR
		CITY:			SAO PAULO, SP
		STATE:			D5
		ZIP:			05425-070
		BUSINESS PHONE:		011-55-51-3323-2703

	MAIL ADDRESS:	
		STREET 1:		AV. DAS NACOES UNIDAS, 8,501
		STREET 2:		8TH FLOOR
		CITY:			SAO PAULO, SP
		STATE:			D5
		ZIP:			05425-070

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GERDAU SA
		DATE OF NAME CHANGE:	19981112
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