Links
The Aluminum Association - www.aluminum.org
Olin Brass - www.olinbrass.com
American Society for Testing & Materials (ASTM) - www.astm.com
ABS Quality Evaluations - www.abs-qe.com
Copper Development Association (CDA) - www.copper.org
International Copper Association - www.copperinfo.com
Copper & Brass Service Center Association - www.copper-brass.org
Metal Service Center Institute - www.msci.org