J507 |
E5015 |
E7015 |
焊接中碳钢和某些低合金钢的结构,如09Mn2Si 、16Mn、09Mn2V等。
For welding structures of medium carbon steels and some low-alloy steels, as 09Mn2Si、16Mn 、09Mn2V etc. |
|
|
J507 |
E5015 |
E7015 |
焊接中碳钢和某些低合金钢的结构,如09Mn2Si 、16Mn、09Mn2V等。
For welding structures of medium carbon steels and some low-alloy steels, as 09Mn2Si、16Mn 、09Mn2V etc. |