搅拌摩擦加工改性Mg-5Zn合金的显微组织与耐腐蚀性能
龙飞, 刘瞿, 朱艺星, 周梦然, 陈高强, 史清宇

Microstructure and Corrosion Resistance of Modified Mg-5Zn Alloy via Friction Stir Processing
LONG Fei, LIU Qu, ZHU Yixing, ZHOU Mengran, CHEN Gaoqiang, SHI Qingyu
表1 铸态Mg-5Zn母材与FSP处理的样品在3.5%NaCl溶液中的EIS拟合结果
Table 1 Fitting results of EIS for as-cast and FSP-treated Mg-5Zn alloy samples in 3.5%NaCl solution
Sample

Rs

Ω·cm2

CPE1-T

μΩ-1·cm-2·s-1

CPE1-n

R1

Ω·cm2

CPE2-T

μΩ-1·cm-2·s-1

CPE2-n

R2

Ω·cm2

R3

Ω·cm2

L1

H·cm-2

As-cast5.221.27 × 10-50.937241.85 × 10-30.67889.01926.03714
FSP-143.991.06 × 10-50.959981.87× 10-30.60522.0--
FSP-174.162.88 × 10-50.87102.50 × 10-50.90487.9489.22345
FSP-205.471.06 × 10-40.7836.06 × 10-50.65189.0264.0307