AWS E7015-A1 is a kind of heat-resisting welding electrodes with low hydrogen sodium type cover, for welding boiler pipeline working temperature of which below 510 º C. Also suitable for structures fabricated by normal low alloy high strength steels.
Chemical Composition of Deposited Metal(%) |
C |
Mn |
Si |
S |
P |
Cr |
Mo |
≤0.12 |
≤0.90 |
≤0.60 |
≤0.030 |
≤0.030 |
- |
0.40-0.65 |
0.068 |
0.69 |
0.31 |
0.009 |
0.016 |
- |
0.49 |
Typical Mechanical Properties of Deposited Metal |
Yield Point Rel(Mpa) |
Tensile Stregth Rm(Mpa) |
Elongation A(%) |
AKv Value (J) |
|
|
|
≥390 |
≥490 |
≥22 |
- |
|
|
|
460 |
550 |
27 |
27ºC 220 |
|
|
|