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11 晶间腐蚀4 h后的焊接接头EDS成分分析

Fig.11 EDS analysis results of the marked points for the welded joint after intergranular corrosion for 4 h