BS EN 757:1997被替代
Welding consumables. Covered electrodes for manual metal arc welding of high strength steels. Classification
出版：British Standards Institution
专家解读视频
Defines requirements for classification of covered electrodes in terms of yield and tensile strength, together with elongation of the all-weld metal.
© British Standards Institution 2013
UNE EN 757:1997 - Identical
SS EN 757 Ed. 1 (1997) - Identical
NS EN 757 Ed. 1 (1997) - Identical
UNI EN 757:1998 - Identical
NF EN 757:1997 - Identical
I.S. EN 757:1997 - Identical
NBN EN 757:1997 - Identical
ONORM EN 757:1997 - Identical
DIN EN 757 (1997-05) - Identical
NEN EN 757:1997 - Identical
SN EN 757:1997 - Identical
