Details
AWS A5.18 ER70S-3
GB/T 8110 ER50-3
Discription:
ER70S-3 is 450-500MPa grade coppered welding wire, it has excellent welding performance, smooth and beautiful bead and fewer spatters. it can be use for multi-pass welding and single-pass welding.
Diameter: 0.8mm-1.6mm
Weight: 1kg, 5kgs, 15 kgs ,20kgs, 250kgs
Chemical composition of welding wire (%)
| Item | C | Mn | Si | S | P | Cu |
| Sample value | 0.09 | 1.2 | 0.65 | 0.015 | 0.011 | 0.20 |
Mechanical properties of deposited metal
| Item |
Tensile Strength
Rm(MPa) |
Yield Strength
ReL(MPa) |
Elongation
A(%) |
Impact
Akv (J) |
|
| Sample | 545 | 440 | 28 | -20℃ | 115 |
| -40℃ | 95 | ||||
