
Copper and copper alloys. Rolled, finned, seamless tubes for heat exchangers
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
ONORM EN 12452:1999 - Identical
NF EN 12452:1999 - Identical
NBN EN 12452:1999 - Identical
UNI EN 12452:2001 - Identical
I.S. EN 12452:1999 - Identical
NS EN 12452 Ed. 1 (1999) - Identical
UNE EN 12452:2000 - Identical
SS EN 12452 Ed. 1 (2000) - Identical
NEN EN 12452:1999 - Identical
SN EN 12452:1999 - Identical
DIN EN 12452 (1999-10) - Identical