Language
BS 4933 - 1973
BS 325 - 1947
NF E 25-801-7 - 2008
CNS 4418 - 1981
IS 7485 - 1985 (R2001)
IS 7485 (-1) - 2005
CNS 4420 - 1981
CNS 4419 - 1981
CNS 4697 - 1982
ASME B 18.9 - 2012
ASME/ANSI B 18.9 - 2007
ASME/ANSI B 18.5 - 2008