2xxx系铝合金第二相对搅拌摩擦焊接头腐蚀行为的影响
钟嘉欣, 关蕾, 李雨, 黄家勇, 石磊

Effect of Second Phase on Corrosion Behavior of Friction-stir-welded Joints of 2xxx Series Al-alloy
ZHONG Jiaxin, GUAN Lei, LI Yu, HUANG Jiayong, SHI Lei
图2 抛光后的2024铝合金SEM图像[12]
Fig.2 SEM image of 2024 aluminum alloy after polishing,1-7 are Al-Cu-Mg particles while 8-15 are Al-Cu-Mn-Fe particles (a), magnified Al-Cu-Mg particles (b) and magnified Al-Cu-Mn-Fe particles (c)[12]