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***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 % |