UNI EN 757:1998被替代
Welding Consumables - Covered Electrodes For Manual Metal Arc Welding Of High Strength Steels - Classification
出版：Italian Standards
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.
SN EN 757:1997 - Identical
NEN EN 757:1997 - Identical
BS EN 757:1997 - Identical
DIN EN 757 (1997-05) - Identical
ONORM EN 757:1997 - Identical
NBN EN 757:1997 - Identical
I.S. EN 757:1997 - Identical
NF EN 757:1997 - Identical
NS EN 757 Ed. 1 (1997) - Identical
SS EN 757 Ed. 1 (1997) - Identical
UNE EN 757:1997 - Identical
