California Cast Metals Association 
Represents the metalcasting industry and suppliers and offers a unique customer referral service.
http://www.foundryccma.org/Ductile Iron Society 
A North American trade association whose objective is to promote the production and application of ductile iron castings.
http://www.ductile.org
International Titanium Association 
Promotes the use of, and dissemination of, information about titanium.
http://www.titanium.org/
Steel Service Centers Institute 
International trade association representing member companies. Includes information on training, news, publications, and meetings and conferences.
http://www.ssci.org/
International Iron and Steel Institute 
The global forum for the world steel industry.
http://www.worldsteel.org/
Aluminium Federation of South Africa 
The Aluminium Federation of Southern Africa.
http://www.afsa-expo-online.co.za/
International Nickel Study Group 
Inter-governmental forum for information related to the production and use of nickel.
http://www.insg.org/
Non-ferrous Metals Sustainable Development 
Inter-governmatal forum sponsored by the member countries of the three international metal study group related to non-ferrous metals and their contribution to sustainable development.
http://www.nfmsd.org/
Nickel Institute 
International non-profit organization funded by metal producers promotes the use of nickel. Provides a range of resources and advice including technical literature, guides, and application data.
http://www.nickelinstitute.org/
International Copper Study Group 
Inter-governmental forum for information related to the production and use of copper
http://www.icsg.org/
CCAI. Chemical Coaters Association International 
USA. Technical and professional trade organisation for the surface coating and finishing industry, active in knowledge transfer, education and training, and certification programs. Industry news and job postings. Links to related sites.
http://www.ccaiweb.com/