抗腐蚀铬镍TIG焊丝。OK Tigrod 308L具有良好的普通抗腐蚀性。该合金较低的碳含量让其特别适用于存在晶间腐蚀可能性的应用。 该合金广泛用于化学与食品加工行业的管道、管路和锅炉焊接。适合焊接碳含量较低的18% Cr-8% Ni牌号不锈钢和工作温度不超过350ºC的Nb稳定化同牌号钢种。其也适用于焊接除富硫环境外的Cr钢。
Typical Tensile Properties
As welded | ||
Elongation | Tensile Strength | Yield Strength |
36 % | 580 MPa | 440 MPa |
夏比V型缺口冲击性能
As welded | |
Impact Value | Testing Temperature |
170 J | 20 °C |
135 J | -80 °C |
80 J | -196 °C |
焊缝金属分析
Mn | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
1.9 % | - | - | - | - | - | - | - | - |
Mo | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | 0.20 % | - | - | - | - | - | - | - |
Cu | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | 0.15 % | - | - | - | - | - | - |
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 |
- | - | - | - | - | - | 9.8 % | - | - |
Cr | ||||||||
Mn | Mo | Cu | C | Si | FN WRC-92 | Ni | N | Cr |
- | - | - | - | - | - | - | - | 19.8 % |