I.S. EN 10253-1:2000现行
Butt-welding Pipe Fittings Part 1: Wrought Carbon Steel For General Use And Without Specific Inspection Requirements
出版：National Standards Authority of Ireland
专家解读视频
Gives requirements for steel butt-welding fittings (elbows and return bends, concentric and eccentric reducers, equal and reducing tees, dished ends and caps) made of wrought carbon steel and delivered without specific inspection.
NEN EN 10253-1:1999 - Identical
SS EN 10253-1 Ed. 1 (1999) - Identical
UNE EN 10253-1:2000 - Identical
NS EN 10253-1 Ed. 1 (2000) - Identical
UNI EN 10253-1:2002 - Identical
NBN EN 10253-1:1999 - Identical
NF EN 10253-1:1999 - Identical
ONORM EN 10253-1:1999 - Identical
DIN EN 10253-1 (1999-11) - Identical
BS EN 10253-1:1999 - Identical
SN EN 10253-1:1999 - Identical
