Language
BS 916 - 1953
JIS E 1107 - 2008
CNS 3135 - 1981
CNS 3136 - 1981
CNS 3137 - 1981
GOST 21249 (-1) - 1996
GOST 21249 (-2) - 1996
CNS 3134 - 1981
CNS 4699 - 1982
ASME B 18.2.3.10M - 1996
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