模拟人体体液中镁合金的腐蚀行为研究

郏义征,赵明君,程世婧,王保杰,王硕,盛立远,许道奎

Corrosion Behavior of Mg-Zn-Y-Nd Alloy in Simulated Body Fluid

Yizheng JIA,Mingjun ZHAO,Shijing CHENG,Baojie WANG,Shuo WANG,Liyuan SHENG,Daokui XU

表1 不同时间预浸泡处理后Mg-6Zn-1.2Y-0.8Nd合金样品极化曲线的拟合结果

Table 1 Fitting results of polarization curves of Mg-6Zn-1.2Y-0.8Nd alloy before and after pre-immersion treatment in Hank's solution for different time

Sample condition Ecorr / VSCE Icorr / μA·cm-2 As-received 1.707±0.003 14.24±3.85 Pre-immersed for 2 h 1.553±0.002 2.91±0.36 Pre-immersed for 4 h 1.542±0.003 1.98±0.25 Pre-immersed for 8 h 1.544±0.002 2.04±0.35 Pre-immersed for 24 h 1.534±0.002 2.30±0.20 Pre-immersed for 48 h 1.529±0.003 3.64±0.55