
Industrial Valves - Isolating Valves for Low-temperature Applications Part 1: Design, Manufacturing and Production Testing (iso 28921-1:2013)
出版:National Standards Authority of Ireland

专家解读视频
Defines requirements for design, dimensions, material, fabrication and production testing of isolation valves for low-temperature applications.
EN ISO 28921-1:2017 - Identical
ISO 28921-1:2013(R018) - Identical
EN ISO 28921-1 : 2017 - Identical