适用于焊接18 Cr-8% Ni牌号奥氏体铬镍合金的实芯抗腐蚀铬镍合金焊丝。 OK Autrod 308LSi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。较高的硅含量改善了诸如熔湿性之类的焊接性能。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。
Typical Tensile Properties
| As welded |
| Elongation |
Tensile Strength |
Yield Strength |
保护气体 |
| 36 % |
570 MPa |
400 MPa |
- |
| 25 % |
490 MPa |
370 MPa |
Tested at 350°C. |
夏比V型缺口冲击性能
| As welded |
| Impact Value |
Testing Temperature |
| 110 J |
20 °C |
| 70 J |
-60 °C |
| 45 J |
-196 °C |
焊缝金属分析
| Mn |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| 1.8 % |
- |
- |
- |
- |
- |
- |
- |
| Mo |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| - |
0.15 % |
- |
- |
- |
- |
- |
- |
| Cu |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| - |
- |
0.10 % |
- |
- |
- |
- |
- |
| C |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| - |
- |
- |
0.01 % |
- |
- |
- |
- |
| Si |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| - |
- |
- |
- |
0.9 % |
- |
- |
- |
| Ferrite FN |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| - |
- |
- |
- |
- |
9 % |
- |
- |
| Ni |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| - |
- |
- |
- |
- |
- |
10.5 % |
- |
| Cr |
| Mn |
Mo |
Cu |
C |
Si |
Ferrite FN |
Ni |
Cr |
| - |
- |
- |
- |
- |
- |
- |
19.9 % |
熔敷数据
| 直径 |
安培 |
熔敷率 |
电压 V |
送丝速度 |
| 0.6 mm |
- |
- |
- |
- |
| 0.8 mm |
55-160 A |
1.0-4.1 kg/h |
15-24 V |
4.0-17.0 m/min |
| 0.9 mm |
65-220 A |
1.1-5.4 kg/h |
15-28 V |
3.5-18.0 m/min |
| 1.0 mm |
80-240 A |
1.5-6.0 kg/h |
15-28 V |
4.0-16.0 m/min |
| 1.14 mm |
- |
- |
- |
- |
| 1.2 mm |
100-300 A |
1.6-7.5 kg/h |
15-29 V |
3.0-14.0 m/min |
| 1.6 mm |
230-375 A |
5.2-8.6 kg/h |
23-29 V |
5.5-9.0 m/min |
