Language
JIS B 1187 - 1995
GB /T 9074.18 (S1) - 2002
JIS B 1130 - 2012
NF E 25-417 - 1986
GB 9074.14 - 1988
GB /T 9074.18 (S1) - 2017
GB 9074.16 - 1988
GB /T 9074.1 (S2)
NF E 25-523 - 1999
GB /T 9074.20 - 2004
GB 9074.15 - 1988
GB /T 9074.1 (S1)
GB 9074.17 - 1988
GB 9074.21 - 1988
JIS B 1187 (T6) - 2017
JIS B 1187 (T4) - 2017