电弧送丝增材、激光选区熔化增材和传统TC4钛合金钝化行为的对比研究

李柯萱, 王义朋, 廖伯凯

Comparative Study on Passive Behavior of Wire Arc Additive Manufactured, Selective Laser Melted, and Conventional TC4 Ti-alloys

LI Kexuan, WANG Yipeng, LIAO Bokai

表1 SLM、WAAM和传统TC4钛合金的动电位极化曲线的拟合结果

Table 1 Fitting results of dynamic potential polarization curves for SLM, WAAM and traditional TC4 Ti-alloys

Alloys Ecorr, SCE / V Icorr / A·cm-2 Ipass / A·cm-2 Wrought-TC4 -0.372 4.09 × 10-7 5.57 × 10-6 SLM-TC4 -0.369 2.21 × 10-7 5.25 × 10-6 WAAM-TC4 -0.423 1.104 × 10-7 4.79 × 10-6