适用于焊接24%Cr-13%镍合金化钢种的抗腐蚀镍铬焊丝。该合金还可用于焊接CMn钢的过渡层和异种钢接头。在使用该焊丝进行过渡层和异种钢接头焊接时,需要对焊接的稀释率进行控制。 OK Tigrod 309L具有良好的普通抗腐蚀性。在用于焊接异种材料时,抗腐蚀性的重要性位居其次。
Typical Tensile Properties
As welded | ||
Elongation | Tensile Strength | Yield Strength |
40 % | 590 MPa | 430 MPa |
夏比V型缺口冲击性能
As welded | |
Impact Value | Testing Temperature |
160 J | 20 °C |
130 J | -60 °C |
90 J | -110 °C |
焊缝金属分析
Mn | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
1.8 % | - | - | - | - | - | - | - | - |
Mo | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | 0.10 % | - | - | - | - | - | - | - |
Cu | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | 0.08 % | - | - | - | - | - | - |
C | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | - | 0.02 % | - | - | - | - | - |
Si | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | - | - | 0.4 % | - | - | - | - |
FN WRC-92 | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | - | - | - | 9 % | - | - | - |
Ni | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | - | - | - | - | 13.4 % | - | - |
Cr | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | - | - | - | - | - | - | 23.2 % |