International Standard ISO
American National Standard ANSI
American Petroleum Institute Standard API
American Society for Testing and Materials Standard ASTM
American Iron and Steel Institute Standard AISI
American Valve and Fitting Manufacturers Standards Society Standard MSS
American Waterworks Association Standard AWWA
American Welding Society Standard AWS
American Society of Mechanical Engineers Standards ASME
National Society of Corrosion Engineers (NACE)
European Community Standard EN
German national standard DIN
British National Standards BS
French National Standard NF
Japanese national standard JIS
Japan Petroleum Institute Standard JPI
