By using manual arc welding to repair the big kiln circle, the welding process of ZG310-570 super thick cast steel piece was a success, with good running effect observed for more than 5 years.
The rim, spoke and the brake hub are cast into a whole; the spoke takes a shape of an arc on the whole.
所述的轮辋、辐条及刹车毂铸造成一个整体，所述辐条整体呈弧形。
3
If there aren't cast-iron electrode, the cast-iron electrode can be made by ordinary low carbon steel electrode, and repair the damaged stock with arc cold welding.