
Industrial Valves - Isolating Valves for Low-temperature Applications Part 2: Type Testing (iso 28921-2:2015)
出版:National Standards Authority of Ireland

专家解读视频
Defines requirements for the type testing of isolating valves for low-temperature applications to verify the performance of valves at a low temperature from -50 Degree C down to -196 Degrees C.
EN ISO 28921-2 : 2017 - Identical
ISO 28921-2 : 2015 - Identical
EN ISO 28921-2:2017 - Identical