I.S. EN 12627:1999现行
Industrial Valves - Butt Welding Ends For Steel Valves
出版：National Standards Authority of Ireland
专家解读视频
Defines the dimensions of butt welding ends of steel valves DN8 to DN1400 designed to be butt welded to standardized pipes.
SS EN 12627 Ed. 1 (1999) - Identical
UNE EN 12627:1999 - Identical
NS EN 12627 Ed. 1 (1999) - Identical
UNI EN 12627:2001 - Identical
SN EN 12627:1999 - Identical
EN 12627:2017 - Identical
NEN EN 12627:2017 - Identical
BS EN 12627:1999 - Identical
DIN EN 12627 (1999-10) - Identical
ONORM EN 12627:1999 - Identical
NBN EN 12627:1999 - Identical
NF EN 12627:1999 - Identical
NEN EN 12627:1999 - Identical
EN 12627:1999 - Identical
