
Industrial Valves - Face-To-Face And Centre-To-Face Dimensions Of Metal Valves For Use In Flanged Pipe Systems - Pn And Class Designated Valves
出版:British Standards Institution

專家解讀視頻
2017 [28/02/2017]2008 + A1 2011 [31/01/2012]2008 COR 2011 [30/06/2011]2008 [30/05/2008]
Supersedes BS EN 558-1 and BS EN 558-2. (05/2008) Supersedes 05/30132093 DC. (06/2008) Supersedes BS EN 26554 and 15/30323775 DC. (03/2017)