American Iron and Steel Institute
www.steel.org

The American Society for Testing and Materials
http://www.astm.com

The Forging Industry Association
http://www.forging.org

Forging-Solutions
http://www.forging-solutions.com

General
http://www.forgings.bz
http://www.industrialquicksearch.com
http://www.thomasnet.com

Sharp Edge Tool
http://www.sharpedgetool.com