NBN EN 12284:2003现行
Refrigerating Systems And Heat Pumps - Valves - Requirements, Testing And Marking
出版：Belgian Standards
专家解读视频
Describes safety requirements, safety factors, test methods, test pressures used and marking of refrigerating valves and other components with similar bodies, hereinafter called valves, for use in refrigerating systems.
NEN EN 12284:2003 - Identical
UNE EN 12284:2005 - Identical
NS EN 12284 Ed. 1 (2003) - Identical
SN EN 12284:2003 - Identical
BS EN 12284:2003 - Identical
DIN EN 12284 (2004-01) - Identical
NF EN 12284:2004 - Identical
I.S. EN 12284:2003 - Identical
UNI EN 12284:2004 - Identical
ONORM EN 12284:2004 - Identical
