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.

通过对大窑轮圈采用手工电弧焊的方法进行修复，成功地解决了ZG310 - 570铸钢特大厚件的焊接工艺，经过5年多的运行观察，使用效果良好。

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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。

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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.

在没有铸铁焊条的情况下，采用普通低碳钢焊条制作铸铁焊条，用电弧冷焊技巧修复损坏的铸铁件。

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