I.S. EN 1171:2002被替代
Industrial Valves - Cast Iron Gate Valves
出版：National Standards Authority of Ireland
专家解读视频
Describes the requirements for cast iron gate valves with flanged ends, socket ends or spigot ends. Applies to cast iron gate valves mainly used for industrial and general-purpose applications.
NS EN 1171 Ed. 1 (2002) - Identical
NBN EN 1171:2002 - Identical
UNI EN 1171:2004 - Identical
NF EN 1171:2003 - Identical
DIN EN 1171 (2003-01) - Identical
BS EN 1171:2002 - Identical
SN EN 1171:2002 - Identical
ONORM EN 1171:2003 - Identical
NEN EN 1171:2002 - Identical
UNE EN 1171:2003 - Identical
SS EN 1171 Ed. 1 (2002) - Identical
