The forming reasons of blowhole and cinder inclusion in cast steel wheel were analyzed, and the correspounding precaution measures were proposed which have been verified in producing practice.

• 分析了铸钢车轮件气孔、夹渣缺陷的形成原因,提出了相应的解决措施,并在生产中得到验证,使废品率显著下降。