NS EN 144-1 Ed. 2 (2000)现行
Respiratory Protective Devices - Gas Cylinder Valves - Part 1: Thread Connections For Insert Connector
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Describes the connection between a gas cylinder valve and a gas cylinder for respiratory protective devices. Specifies dimensions and tolerances for thread connections used for respiratory protective devices.
SN EN 144-1:2000 - Identical
NEN EN 144-1:2000 - Identical
NBN EN 144-1:2000 - Identical
I.S. EN 144-1:2000 - Identical
UNE EN 144-1:2001 - Identical
SS EN 144-1 Ed. 2 (2000) - Identical
ONORM EN 144-1:2005 - Identical
DIN EN 144-1 (2005-09) - Identical
BS EN 144-1:2000 - Identical
NF EN 144-1:2000 - Identical
UNI EN 144-1:2006 - Identical
