NBN EN 2574:1993现行
Aerospace Series - Welds - Information On Drawings
出版：Belgian Standards
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
ISO 4063:1998 - Identical
NS EN 2574 Ed. 1 (1990) - Identical
UNI EN 2574:1991 - Identical
NF EN 2574:1990 - Identical
I.S. EN 2574:1991 - Identical
BS EN 2574:1990 - Identical
DIN EN 2574 (1991-09) - Identical
SS EN 2574 Ed. 1 (1990) - Identical
ONORM EN 2574:1990 - Identical
