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
Ar(I1) AWS As welded | ||||
Elongation | Tensile Strength | Yield Strength | Stress Relieved Temperature | Stress Relieved Testing Time |
16 % | 713 MPa | 636 MPa | - | - |
Ar (I1) EN As welded | ||||
Elongation | Tensile Strength | Yield Strength | Stress Relieved Temperature | Stress Relieved Testing Time |
21 % | 817 MPa | 720 MPa | - | - |
Ar (I1) EN Stress relieved | ||||
Elongation | Tensile Strength | Yield Strength | Stress Relieved Temperature | Stress Relieved Testing Time |
23 % | 716 MPa | 629 MPa | 620 °C | 2 hr |
夏比V型缺口冲击性能
Ar(I1) AWS As welded | |||
Impact Value | Testing Temperature | Stress Relieved Testing Temp | Stress Relieved Testing Time |
123 J | -30 °C | - | - |
86 J | -40 °C | - | - |
Ar (I1) EN As welded | |||
Impact Value | Testing Temperature | Stress Relieved Testing Temp | Stress Relieved Testing Time |
129 J | -30 °C | - | - |
120 J | -40 °C | - | - |
Ar (I1) EN Stress relieved | |||
Impact Value | Testing Temperature | Stress Relieved Testing Temp | Stress Relieved Testing Time |
140 J | -30 °C | 620 °C | 2 hr |
79 J | -40 °C | 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 % |