超声振动对镁/铝异质合金搅拌摩擦搭接焊接头界面组织演变的影响

阴嘉琳, 石磊, 武传松

Effect of Ultrasonic Vibration on Microstructure Evolution at the Mg/Al Dissimilar Alloy Friction Stir Welded Lap Joint Interface

YIN Jialin, SHI Lei, WU Chuansong

图13 区域A~H晶粒尺寸、小角度晶占比及再结晶程度统计

Fig.13 Statistics of grain size (a), LAGB fraction (b), and recrystallization degrees (c) of A-H regions in Fig.5 (LAGB—low angle grain boundary)