SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16
OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of August 2010
Commission File Number 333-101591

GERDAU AMERISTEEL CORPORATION

4221 W. Boy Scout Blvd., Suite 600
Tampa, Florida 33607

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.


Form 20-F o		Form 40-F þ

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): o

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): o

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.


Yes o		No þ

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-

EXHIBIT LIST


Exhibit		Description

99.1		Press release dated August 13, 2010 (incorporated by reference into the Schedule 13E-3 filed on July 9, 2010, as amended, by Gerdau Ameristeel Corporation, Gerdau S.A., Gerdau Steel North America Inc., Mario Longhi, Jorge Gerdau Johannpeter, Frederico C. Gerdau Johannpeter, Andre Gerdau Johannpeter and Claudio Johannpeter (File No. 005-80121))

99.2		Supplemental Information Statement, dated August 13, 2010, to the Management Proxy Circular dated July 7, 2010

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: August 13, 2010


GERDAU AMERISTEEL CORPORATION
By:	/s/ Robert E. Lewis
	Name:	Robert E. Lewis
	Title:	Vice-President, General Counsel and Corporate Secretary

GERDAU AMERISTEEL CORP 6-K