超声喷丸对7075铝合金棒材组织结构与性能的影响

刘浩, 郭晓开, 王维, 伍廉奎, 曹发和, 孙擎擎

Effect of Ultrasonic Shot Peening on Microstructure and Properties of a 7075 Al-alloy Rod

LIU Hao, GUO Xiaokai, WANG Wei, WU Liankui, CAO Fahe, SUN Qingqing

图5 超声喷丸处理后7075铝合金棒材表层约5 μm处的TEM结果

Fig.5 TEM images of the USSPed 7075 Al-alloy at ~5 μm to surface: (a) bright field TEM, (b) corresponding selected area electron diffraction, (c) statistical results of grain size