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6 两种弹簧钢在500℃回火态的EBSD显微组织、晶粒尺寸和取向差分布

Fig. 6 EBSD microstructures of the two spring steels tempered at 500℃ (a, b) image quality maps; (c, d) grain size distribution and (e, f) grain boundary misorientation distribution