适用于焊接25% Cr-7% Ni-4% Mo,低碳型奥氏体铁素体不锈钢的抗腐蚀“超级双相”合金焊丝。 OK Autrod 2509具有较高的抗晶间腐蚀性、抗点蚀性和抗应力腐蚀性。该合金广泛用于抗腐蚀性能具有极其重要性的应用。其适用于纸浆和造纸行业、海洋工程和天然气行业。
Typical Tensile Properties
| As welded |
| Elongation |
Tensile Strength |
Yield Strength |
| 37 % |
835 MPa |
660 MPa |
夏比V型缺口冲击性能
| As welded |
| Impact Value |
Testing Temperature |
| 200 J |
-20 °C |
| 180 J |
-50 °C |
焊缝金属分析
| Mn |
| Mn |
Mo |
C |
Si |
Ni |
N |
Cr |
| 0.4 % |
- |
- |
- |
- |
- |
- |
| Mo |
| Mn |
Mo |
C |
Si |
Ni |
N |
Cr |
| - |
3.9 % |
- |
- |
- |
- |
- |
| C |
| Mn |
Mo |
C |
Si |
Ni |
N |
Cr |
| - |
- |
0.01 % |
- |
- |
- |
- |
| Si |
| Mn |
Mo |
C |
Si |
Ni |
N |
Cr |
| - |
- |
- |
0.4 % |
- |
- |
- |
| Ni |
| Mn |
Mo |
C |
Si |
Ni |
N |
Cr |
| - |
- |
- |
- |
9.4 % |
- |
- |
| Cr |
| Mn |
Mo |
C |
Si |
Ni |
N |
Cr |
| - |
- |
- |
- |
- |
- |
25.2 % |
