痕量Cl-和Cu2+对3A21铝合金在乙二醇冷却液中腐蚀行为的影响

战栋栋, 王成, 钱吉裕, 王文, 周仝, 朱圣龙, 王福会

Effect of Trace Cl- and Cu2+ Ions on Corrosion Behavior of 3A21 Al-alloy in Ethylene Glycol Coolant

ZHAN Dongdong, WANG Cheng, QIAN Jiyu, WANG Wen, ZHOU Tong, ZHU Shenglong, WANG Fuhui

图4 3A21铝合金在含Cl-和10 mg/L Cu2+的冷却液中腐蚀后的微观SEM形貌

Fig.4 SEM morphologies of 3A21 Al-alloy after corrosion in Cl- and 10 mg/L Cu2+ containing coolant: (a) 10 mg/L Cu2++10 mg/L Cl-, (b) 10 mg/L Cu2++20 mg/L Cl-, (c) 10 mg/L Cu2++50 mg/L Cl-, (d) 10 mg/L Cu2++100 mg/L Cl-