NS EN 2574 Ed. 1 (1990)现行
Aerospace Series - Welds - Information On Drawings
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Gives the indications to be shown on drawings or other documents dealing with welding of metallic materials in aerospace industries.
UNE EN 2574:1992 - Identical
NEN EN 2574:1990 - Identical
SS EN 2574 Ed. 1 (1990) - Identical
UNI EN 2574:1991 - Identical
NF EN 2574:1990 - Identical
I.S. EN 2574:1991 - Identical
NBN EN 2574:1993 - Identical
BS EN 2574:1990 - Identical
DIN EN 2574 (1991-09) - Identical
ONORM EN 2574:1990 - Identical
