商用MB1和MB8镁合金在NaCl溶液中的电化学性能

王博, 安士忠, 郭俊卿, 纪运广, 李志强

Electrochemical Performance of Commercial MB1 and MB8 Mg-alloys in NaCl Solution

WANG Bo, AN Shizhong, GUO Junqing, JI Yunguang, LI Zhiqiang

图7 镁合金在10 mA·cm-2放电电流密度下不同浓度NaCl电解液中放电5 h后的腐蚀形貌

Fig.7 Corrosion morphologies of extruded MB1 (a-d) and as-cast MB8 (e-h) Mg-based alloys in the solutions containing 0.6 mol/L (a, e), 1 mol/L (b, f), 2 mol/L (c, g) and 4 mol/L (d, h) NaCl at the current density of 10 mA·cm-2