热冲压过程中冷速对高强塑积硼钢性能的影响*
林涛1,宋鸿武1,张士宏1(
),程明1,刘伟杰2
),程明1,刘伟杰2
Effect of Cooling Rate During Hot Punching on Property of High-performance 22MnB5 Steel Parts
Tao LIN1,Hongwu SONG1,Shihong ZHANG1,**(),Ming CHEN1,Weijie LIU2
),Ming CHEN1,Weijie LIU2
图4. 三种工艺冲板的温度历程曲线
Fig.4. Temperature history of hot-stamping blank
