主要用于各种淬火后铸铁的刃口修补焊接。

Mainly used for various hardened iron blade repair welding.

youdao

经超声波100%检查修补焊缝，未发现任何线性缺陷，质量合格。

After the ultrasonic wave 100% inspecting repairing weld, nothing linear flaw is discovered and the quality is qualified.

youdao

经超声波100%检查修补焊缝，未发现任何线性缺陷，质量合格。

After the ultrasonic wave 100% inspecting repairing weld, nothing linear flaw is discovered and the quality is qualified.

youdao