Reliance Steel & Aluminum Co. Hosts 2010 First Quarter Conference Call over the Internet

LOS ANGELES--(BUSINESS WIRE)-- Reliance Steel & Aluminum Co. (NYSE:RS) announced today that it will host a conference call that will be broadcast live over the Internet regarding the Company's first quarter financial results for the quarter ended March 31, 2010. All interested parties are invited to listen to the web cast on Thursday, April 22, 2010 at 11:00 a.m. Eastern Time. The earnings release will be made available to the public at 9:00 a.m. Eastern Time that same day. David Hannah, Reliance Steel & Aluminum Co.'s Chairman of the Board and Chief Executive Officer will open the conference call and review the operations along with Gregg Mollins, President and Chief Operating Officer. Karla Lewis, Executive Vice President and Chief Financial Officer, will then review the financial results.

  Reliance Steel & Aluminum Co.'s 2010 First Quarter Conference Call

  Live web cast (listen only mode) at:www.rsac.comon the investor information
  page

  DATE:      Thursday, April 22, 2010

  TIME:      8:00 a.m. Pacific Time

             10:00 a.m. Central Time

             11:00 a.m. Eastern Time

  WEB SITE:  http://www.rsac.comon the investor information page

             orhttp://www.streetevents.com

             Player format: Windows Media and RealPlayer

  CONTACT:   Kim P. Feazle, Investor Relations at (713) 610-9937

For those of you who are not able to listen to the conference call as it occurs, the web cast will remain posted on the Reliance web site at: www.rsac.com on the investor information page through May 22, 2010 and a printed transcript will be posted on the Reliance web site after the completion of the conference call.

Reliance Steel & Aluminum Co.'s press releases and additional information are available on the Company's web site at www.rsac.com. The Company was named to the 2009 "Fortune 500" List, the 2009 Forbes "America's Best Managed Companies" List, the 2010 Fortune List of "The World's Most Admired Companies," and the 2009 Forbes "Platinum 400 List of America's Best Big Companies."

This release may contain forward-looking statements. Actual results and events may differ materially as a result of a variety of factors, many of which are outside of Reliance Steel & Aluminum Co.'s control. Risk factors and additional information are included in Reliance Steel & Aluminum Co.'s reports on file with the Securities and Exchange Commission, including Reliance Steel & Aluminum Co.'s Annual Report on Form 10-K for the year ended December 31, 2009.

    Source: Reliance Steel & Aluminum Co.

Released April 8, 2010