International Standard

American Iron & Steel Institute	American Petroleum Institute
American Institute of Steel Construction	British Metal Federation
Argentine Iron & Steel Institute	Canadian Steel Producers Association
Association of Iron & Steel Engineers	European Independent Steelworks Association
Australian Foundry Institute	French Steel Federation
American National Standards Institute	German Steel Federation
South East Asia Iron & Steel Institute	Guide of Builders & Contractors
The Steel Federation (Czech + Slovak)	Steel Alliance (North America)
American Society for Testing and Materials	Steel Manufacturers Association
International Organization for Standardization	Steel Recycling Institute
Japanese Industrial Standards Committee	Steel Service Center Institute
Japanese Standard Association	Steel-UK
Swedish Institute of Steel Construction	Taiwan Steel & Iron Industries Association
Institute of Materials (UK)	Iron & Steel Institute of Japan
Kozai Club / Japan Iron & Steel Exporters Association	Korea Iron & Steel Association
International Iron & Steel Institute	International Association for Bridge & Structural Engineering
Latin American Iron & Steel Association	South African Iron & Steel Institute