
Valves. Socket welding ends for steel valves
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
NEN EN 12760:1999 - Identical
SS EN 12760 Ed. 1 (1999) - Identical
UNE EN 12760:2000 - Identical
NS EN 12760 Ed. 1 (2000) - Identical
I.S. EN 12760:2000 - Identical
UNI EN 12760:2002 - Identical
NBN EN 12760:1999 - Identical
NF EN 12760:1999 - Identical
ONORM EN 12760:1999 - Identical
DIN EN 12760 (1999-12) - Identical
SN EN 12760:1999 - Identical
EN 12760:2016 - Identical