
Copper And Copper Alloys - Forgings
出版:Nederlands Normalisatie Instituut

专家解读视频
Defines the composition, property requirements and tolerances on dimensions and form for copper and copper alloy die and hand forgings. Also defines the sampling methods, test procedures for verifying conformity to the requirements of this standard, and delivery conditions.
Supersedes NEN ISO 1640. (07/2003)
SS EN 12420 Ed. 1 (1999) - Identical
UNE EN 12420:2000 - Identical
NS EN 12420 Ed. 1 (1999) - Identical
I.S. EN 12420:1999 - Identical
UNI EN 12420:2000 - Identical
NBN EN 12420:1999 - Identical
NF EN 12420:1999 - Identical
BS EN 12420:1999 - Identical
DIN EN 12420 (1999-03) - Identical
SN EN 12420:1999 - Identical
ONORM EN 12420:1999 - Identical