Language
ASME B 18.6.4 - 1998
DIN 404 - 2006
ASME B 18.6.3 (T22-I/T22-IA) - 2013
ASME B 18.6.3 (T22-III+T40) - 2013
ASME B 18.6.3 (T22-III) - 2013
DIN 404 - 2017
ASME B 18.6.3 (T22-I/T22-IA+T40) - 2013
BS 1981 - 1991
GB 66 - 1976
GB /T 946 - 1988
JIS B 1111 (JA7) - 2017
JIS B 1111 (A5) - 1996