45钢危险尺寸淬裂问题的探讨

Discussion on the Quench Split of 45 Steel Workpiece in Dangerous Dimension

基于大量的生产实践经验，对４５钢危险尺寸淬裂问题进行了探讨。

In view of the great experience from productive practice,the problem of quench split of 45 steel workpiece in dangerous dimension is discussed ,and then, the effective ways of avoiding the quench split in production are introduced.