American National Standards Institute (ANSI)

www.ansi.org

American Society of Mechanical Engineers (ASME)

www.asme.org

ASTM International (ASTM)

www.astm.org

Deutsches Institut fur Normung (DIN)

www.din.de

International Organization for Standardization (ISO)

www.iso.org

Japanese Industrial Standards Committee (JIS)

www.jisc.go.jp