A novel way to calculate the Equivalent Distance of the Jominy test sample by software was presented,and the concept of Hardenability Sensitive Temperature Range was forwarded for the first time.

• 提出用计算软件求等效端淬距离的方法。首次提出了淬透性敏感区间的概念;计算机模拟了长圆棒一维和端淬试样二维的非线性瞬态温度场;