
Gas supply systems. Pipelines for maximum operating pressure up to and including 16 bar. Specific functional recommendations for steel
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
UNI EN 12007-3:2004 - Identical
NF EN 12007-3:2000 - Identical
SN EN 12007-3:2000 - Identical
DIN EN 12007-3 (2000-08) - Identical
ONORM EN 12007-3:2000 - Identical
UNE EN 12007-3:2001 - Identical
NEN EN 12007-3:2000 - Identical
NBN EN 12007-3:2000 - Identical
I.S. EN 12007-3:2000 - Identical
NS EN 12007-3 Ed. 1 (2000) - Identical
SS EN 12007-3 Ed. 1 (2002) - Identical