回火温度对高强弹簧钢微观组织和冲击性能的影响

夏博, 王斌, 张鹏, 李小武, 张哲峰

Effect of Tempering Temperature on Microstructure and Impact Properties of Two High-strength Leaf Spring Steels

XIA Bo, WANG Bin, ZHANG Peng, LI Xiaowu, ZHANG Zhefeng

图11 微观组织影响冲击断裂的机制和裂纹扩展路径的示意图

Fig.11 Effect of microstructures on the impact fracture mechanism and crack propagation path