UNI EN ISO 28921-2 : 2017現行
INDUSTRIAL VALVES - ISOLATING VALVES FOR LOW-TEMPERATURE APPLICATIONS - PART 2: TYPE TESTING
出版：Ente Nazionale Italiano di Unificazione (UNI)
專家解讀視頻
基本信息
標準編號： UNI EN ISO 28921-2 : 2017
標準類別：Standard
出版單位：Ente Nazionale Italiano di Unificazione (UNI)
標準頁數：0
標準簡介
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 degrees C down to -196 degrees C.
