7020铝合金在3.5%NaCl溶液中的点蚀行为
戴芸1,2,3,刘胜胆1,2,3(),邓运来1,2,3,张新明1,2,3
Pitting Corrosion of 7020 Aluminum Alloy in 3.5%NaCl Solution
Yun DAI1,2,3,Shengdan LIU1,2,3(),Yunlai DENG1,2,3,Xinming ZHANG1,2,3

图7. 7020铝合金浸泡不同时间后的SEM像和EDS分析结果

Fig.7. SEM images (a, c) and EDS results (b, d) of 7020 aluminum alloy after immersion for 168 h (a, b) and 1176 h (c, d)