Language
NF E 27-412 - 1973
JIS B 1196 (1C/1D) - 2010
BS 916 - 1953
UNI 6419 - 1969
GB 39 - 1988
JIS B 1216 (T1) - 2006
UNI 5597 - 1965
JIS B 1196 (1C/1D) - 2001
BS 325 - 1947
BS 1981 - 1991
BS 7670-1 - 1993
GB /T 158 - 1996
BS 4183 (T8) - 1967
SAE J 104 - 1969
YJT 3020 (41/41SN)
KS B 1058 - 2001
KS B 1058 - 2017 (R2022)