NF EN 10253-2:2009现行
Butt Welding Pipe Fittings - Part 2: Non Alloy And Ferritic Alloy Steels With Specific Inspection Requirements
出版：Association Francaise de Normalisation
专家解读视频
2009 [01/02/2009]1999 PR [01/09/1999]
Indice de classement: A49-170-2. PR NF EN 10253-2 September 1999. (09/2003) Supersedes NFA 49 281. (03/2009)
NEN EN 10253-2:2007 - Identical
EN 10253-2:2007 - Identical
NS EN 10253-2 Ed. 1 (2007) - Identical
UNI EN 10253-2:2008 - Identical
SS EN 10253-2 Ed. 1 (2007) - Identical
DIN EN 10253-2 (2008-09) - Identical
NBN EN 10253-2:2008 - Identical
BS EN 10253-2:2007 - Identical
I.S. EN 10253-2:2007 - Identical
DIN EN 10253-2 : 2008 - Identical
I.S. EN 10253-2:2007 - Identical
BS EN 10253-2 : 2007 - Identical
DIN EN 10253-2 : 2008 - Identical
DIN EN 10253-2 E : 2008 - Identical
