半固态7075铝合金搅拌摩擦焊接头晶间腐蚀行为研究

丁智超, 张树国, 肖晓春, 汪迪, 李文杰, 姜丽红

Intergranular Corrosion Behavior of Friction Stir Welded Joints of Semi-solid 7075 Al-alloy

DING Zhichao, ZHANG Shuguo, XIAO Xiaochun, WANG Di, LI Wenjie, JIANG Lihong

图2 实验用搅拌针

Fig.2 Experimental stirring needle