适用于*小抗拉强度690 MPa高强度钢GTAW焊接的镀铜低合金铬镍钼(0,5% Cr, 0,5% Ni, 0,2% Mo)焊丝。该焊丝也适用于焊接低温条件下需要具有良好冲击强度的钢种。
Typical Tensile Properties
| As welded |
| Elongation |
Tensile Strength |
Yield Strength |
保护气体 |
Stress Relieved Temperature |
Stress Relieved Testing Time |
| 16 % |
713 MPa |
636 MPa |
Ar(I1) AWS |
- |
- |
| 21 % |
817 MPa |
720 MPa |
Ar (I1) EN |
- |
- |
| Stress relieved |
| Elongation |
Tensile Strength |
Yield Strength |
保护气体 |
Stress Relieved Temperature |
Stress Relieved Testing Time |
| 23 % |
716 MPa |
629 MPa |
Ar (I1) EN |
620 °C |
2 hr |
夏比V型缺口冲击性能
| As welded |
| Impact Value |
Testing Temperature |
保护气体 |
Stress Relieved Testing Temp |
Stress Relieved Testing Time |
| 123 J |
-30 °C |
Ar(I1) AWS |
- |
- |
| 86 J |
-40 °C |
Ar(I1) AWS |
- |
- |
| 129 J |
-30 °C |
Ar (I1) EN |
- |
- |
| 120 J |
-40 °C |
Ar (I1) EN |
- |
- |
| Stress relieved |
| Impact Value |
Testing Temperature |
保护气体 |
Stress Relieved Testing Temp |
Stress Relieved Testing Time |
| 140 J |
-30 °C |
Ar (I1) EN |
620 °C |
2 hr |
| 79 J |
-40 °C |
Ar (I1) EN |
620 °C |
2 hr |
焊缝金属分析
| Mn |
| Mn |
Mo |
C |
Si |
Ni |
Cr |
| 1.38 % |
- |
- |
- |
- |
- |
| Mo |
| Mn |
Mo |
C |
Si |
Ni |
Cr |
| - |
0.19 % |
- |
- |
- |
- |
| C |
| Mn |
Mo |
C |
Si |
Ni |
Cr |
| - |
- |
0.118 % |
- |
- |
- |
| Si |
| Mn |
Mo |
C |
Si |
Ni |
Cr |
| - |
- |
- |
0.71 % |
- |
- |
| Ni |
| Mn |
Mo |
C |
Si |
Ni |
Cr |
| - |
- |
- |
- |
0.52 % |
- |
| Cr |
| Mn |
Mo |
C |
Si |
Ni |
Cr |
| - |
- |
- |
- |
- |
0.57 % |
