<strong>Mn</strong>对<strong>Mg-Y-Cu</strong>合金的组织和性能的影响

Mn对Mg-Y-Cu合金的组织和性能的影响

张帅杰, 吴谦, 陈志堂, 郑滨松, 张磊, 徐翩

Effect of Mn on Microstructure and Properties of Mg-Y-Cu Alloy

ZHANG Shuaijie, WU Qian, CHEN Zhitang, ZHENG Binsong, ZHANG Lei, XU Pian

表6 图11中极化曲线的拟合结果

Table 6 Fitting results of polarization curves in Fig.11

Alloy

Corrosion potential, φ_corr

/V vs. SCE

Corrosion current density, J_corr

/μA·cm^-2

P_i

/mm·a^-1

Mg_95.5Y₃Cu_1.5

Mg_95.2Y₃Cu_1.5Mn_0.3

Mg_94.9Y₃Cu_1.5Mn_0.6

Mg_94.6Y₃Cu_1.5Mn_0.9

-1.58

-1.55

-1.54

-1.49

678.7

376.9

336.7

247.5

15.3

8.6

7.6

5.7