I.S. EN 757:1997被替代
Welding Consumables - Covered Electrodes For Manual Metal Arc Welding Of High Strength Steels - Classification
出版：National Standards Authority of Ireland
专家解读视频
Covers requirements for classification of covered electrodes based on the all-weld metal in the as-welded or stress relieved conditions for manual metal arc welding of steels with a minimum yield strength higher than 500 N/mm[2].
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
NBN EN 757:1997 - Identical
ONORM EN 757:1997 - Identical
DIN EN 757 (1997-05) - Identical
BS EN 757:1997 - Identical
NEN EN 757:1997 - Identical
SN EN 757:1997 - Identical
