ISO 27895 : 2009(R2015)现行
VACUUM TECHNOLOGY - VALVES - LEAK TEST
出版：International Organization for Standardization
专家解读视频
Describes methods for the leak testing of vacuum valves used for control of gas flow or vacuum pressure in a vacuum system.
GOST R ISO 27895 : 2013 - Identical
BS ISO 27895 : 2009 - Identical
NEN ISO 27895 : 2009 - Identical
NEN ISO 27895 : 2009 - Identical
GOST R ISO 27895 : 2013 - Identical
BS ISO 27895 : 2009 - Identical
