
Shell boilers Part 2: Materials for pressure parts of boilers and accessories
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
NEN EN 12953-2:2002 - Identical
SS EN 12953-2 Ed. 1 (2002) - Identical
UNE EN 12953-2:2003 - Identical
NS EN 12953-2 Ed. 1 (2002) - Identical
UNI EN 12953-2:2004 - Identical
I.S. EN 12953-2:2002 - Identical
NF EN 12953-2:2002 - Identical
NBN EN 12953-2:2003 - Identical
ONORM EN 12953-2:2002 - Identical
BS EN 12953-2:2002 - Identical
SN EN 12953-2:2002 - Identical
ONORM EN 12953-2:2012 - Identical
SS EN 12953-2 Ed. 2 (2012) - Identical
NBN EN 12953-2:2012 - Identical
NEN EN 12953-2:2012 - Identical