Compared with conventional quenching and tempering process,the effect of austempering on the microstructure and properties of high chromium white cast iron was studied.

• 对球铁凸轮轴的等温淬火工艺进行了分析,认为产生淬火裂纹的主要原因是:加热炉内的温度过高及等温槽内盐浴老化、等温淬火温度偏低。