prompt tempering

A high temperature rapid tempering method was carried out on 40Cr,45 and T10 steels at temperature above Ac1,and compared with the conventional tempering.

采用高温快速回火方法,对40Cr钢及45、T10钢进行了高于Ac1以上温度的高温回火试验,并与传统回火工艺进行了比较,建立了高温回火时间与传统回火温度的对应关系。