For all kinds of iron alloy steel and cast iron welding.

用于各种铸铁合金铸铁钢与铸钢的焊接。

youdao

Cast iron, Cast steel, alloy steel.

铸铁，铸钢，合金钢。

youdao

Cast iron, Cast steel, alloy steel.

铸铁，铸钢，合金钢。

youdao