Language
DIN EN ISO 1479 - 2011
DIN 7976 - 1990
GB 9456 - 1988
ASME B 18.6.5M (T20) - 2000 (R2010)
YJT 4063 (WN1446C)
CNS 4308 - 2000
BS 4174 - 1972
NF E 25-664 - 1986
NF E 25-662 - 1994
UNI 6949 - 1980
ISO 1479 - 1983
ISO 1479 - 2011
GB 5285 - 1985
GB /T 5285 - 2017
ASME/ANSI B 18.6.3 - 2010
JIS B 1123 - 1996
AS /NZS 4402 - 1996
IFI 502 - 1982