NF EN ISO 11970:2004被替代
Specification And Approval Of Welding Procedures For Production Welding Of Steel Castings
出版：Association Francaise de Normalisation
專家解讀視頻
Specifies how a welding procedure specification (WPS) forproduction welding of steel castings is approved.
Indice de classement: A32-040PR
PR NF EN ISO 11970 September 2004
(09/2004)
ONORM EN ISO 11970:2007 - Identical
NEN EN ISO 11970:2007 - Identical
SS EN ISO 11970 Ed. 1 (2007) - Identical
NS EN ISO 11970 Ed. 1 (2007) - Identical
UNI EN ISO 11970:2007 - Identical
I.S. EN ISO 11970:2007 - Identical
NBN EN ISO 11970:2007 - Identical
DIN EN ISO 11970 (2007-09) - Identical
BS EN ISO 11970:2007 - Identical
SN EN ISO 11970:2007 - Identical
