应力状态对模具分区冷却热成形S-rail硬度分布的影响
胡平1,2, 张金女1, 申国哲1, 林发财1, 刘立忠1

Influence of stress state on the hardness distribution of S-rail in tailored die quenching process
HU Ping1,2, ZHANG Jin-nyu1, SHEN Guo-zhe1, LIN Fa-cai1, LIU Li-zhong1
S-rail模具实验图及尺寸示意图