CR 12187:1995现行
Welding - Guidelines For A Grouping System Of Materials For Welding Purposes
出版：Comite Europeen de Normalisation
专家解读视频
States grouping system for all forms of steel, aluminium and its alloys, nickel and its alloys, copper and its alloys, titanium and its alloys and zirconium and its alloys.
Also numbered as BS PD6588(1996) (04/2006)
NBN EN 288-9:1999 - Identical
DIN V 1738 (2000-07) - Identical
PD 6588:1996 - Equivalent
NF CR 12187:1996 - Identical
SN CR 12187:1997 - Identical
