NEN EN 593:2004被替代
Industrial Valves - Metallic Butterfly Valves
出版：Nederlands Normalisatie Instituut
专家解读视频
Defines requirements for butterfly valves having metallic bodies for use in flanged or butt welding piping systems and used for isolating, regulating or control applications.
Draft issued in November 2008. (12/2008)
SS EN 593 Ed. 2 (2004) - Identical
UNE EN 593:2004 - Identical
NS EN 593 Ed. 2 (2004) - Identical
I.S. EN 593:2004 - Identical
NBN EN 593:2004 - Identical
NF EN 593:2004 - Identical
UNI EN 593:2005 - Identical
ONORM EN 593:2004 - Identical
DIN EN 593 (2004-05) - Identical
BS EN 593:2004 - Identical
SN EN 593:2004 - Identical
