适用于焊接20Cr-25Ni-4.5Mo-1.5Cu牌号奥氏体不锈钢的抗腐蚀焊丝。焊缝金属具有良好的抗应力腐蚀和晶间腐蚀性能，并且具有极其优良的抗非氧化性酸腐蚀性能。抗点蚀性及抗缝隙腐蚀性优于普通的18Cr-8Ni-Mo钢。
Typical Tensile Properties
| As welded |
| Elongation |
Tensile Strength |
Yield Strength |
| 37 % |
540 MPa |
340 MPa |
夏比V型缺口冲击性能
| As welded |
| Impact Value |
Testing Temperature |
| 120 J |
20 °C |
焊缝金属分析
| Mn |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
N |
Cr |
| 1.7 % |
- |
- |
- |
- |
- |
- |
- |
| Mo |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
N |
Cr |
| - |
4.4 % |
- |
- |
- |
- |
- |
- |
| Cu |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
N |
Cr |
| - |
- |
1.5 % |
- |
- |
- |
- |
- |
| C |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
N |
Cr |
| - |
- |
- |
0.01 % |
- |
- |
- |
- |
| Si |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
N |
Cr |
| - |
- |
- |
- |
0.4 % |
- |
- |
- |
| Ni |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
N |
Cr |
| - |
- |
- |
- |
- |
25.0 % |
- |
- |
| Cr |
| Mn |
Mo |
Cu |
C |
Si |
Ni |
N |
Cr |
| - |
- |
- |
- |
- |
- |
- |
20.0 % |
