适用于焊接29% Cr-9% Ni牌号材料的抗腐蚀铬镍焊丝。OK Tigrod 312由于铬含量较高，在高温条件下具有良好的抗氧化性。该合金广泛用于焊接异种钢材，尤其是其中一方为全奥氏体的异种钢焊接，也适用于诸如设备组件、刀具、奥氏体锰钢等难以焊接的钢材。
Typical Tensile Properties
| As welded |
| Elongation |
Tensile Strength |
Yield Strength |
| 20 % |
770 MPa |
610 MPa |
夏比V型缺口冲击性能
| As welded |
| Impact Value |
Testing Temperature |
| 50 J |
20 °C |
焊缝金属分析
| Mn |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
Cr |
| 1.6 % |
- |
- |
- |
- |
- |
- |
| Mo |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
Cr |
| - |
0.20 % |
- |
- |
- |
- |
- |
| Cu |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
Cr |
| - |
- |
0.14 % |
- |
- |
- |
- |
| C |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
Cr |
| - |
- |
- |
0.10 % |
- |
- |
- |
| Si |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
Cr |
| - |
- |
- |
- |
0.4 % |
- |
- |
| Ni |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
Cr |
| - |
- |
- |
- |
- |
8.8 % |
- |
| Cr |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
Cr |
| - |
- |
- |
- |
- |
- |
30.7 % |
