描述
特点
It is modified 309L austenitic stainless steel to higher silicon content to improve welding properties such as higher welding speed.
应用:
It is used for oil and gas refineries, include welding of 22%Cr-12%Ni stainless steel, AISI 304L,316L in chemical and welding of dissimilar base metals of stainless and carbon steels.
使用说明：
1. For TIG process, use DC(-) current, Argon Shield and Tungsten Electrode.
2. For MIG process, use Spray Transfer or Short Circuit Transfer mode.
3. 98%Argon – 2%O2 shielding gas is recommended in MIG process.
分类：
AWS A5.9 ER309LSi
焊接金属的典型化学成分（wt%）
| C | Cr | 倪 | 锰 | Si |
| 0.024 | 23.90 | 13.50 | 2.35 | 0.39 |
焊接金属的典型机械性能
| TS N/mm2 | EL % |
| 600 | 39 |
Sizes and Weight per pack.
| MIG Solid Wire(mm) | 0.8 | 0.9 | 1.0 | 1.2 |
