热处理工艺对电子束熔丝沉积Ti-6Al-3Nb-2Zr-1Mo合金微观组织与腐蚀行为的影响

苏宝献, 高如心, 朱国强, 姜博涛, 王斌斌, 刘琛, 于永生, 王亮, 苏彦庆

Effects of Post Heat Treatment on Microstructure and Corrosion Behavior of Ti-6Al-3Nb-2Zr-1Mo Alloy Fabricated by Electron Beam Freeform Fabrication

SU Baoxian, GAO Ruxin, ZHU Guoqiang, JIANG Botao, WANG Binbin, LIU Chen, YU Yongsheng, WANG Liang, SU Yanqing

表1 锻态合金和热处理-EBF3合金的等效电路拟合参数

Table 1 Equivalent circuit parameters for wrought Ti80 alloy and heat treated Ti80 alloys fabricated by EBF3

Alloy Rs / Ω·cm2 CPEf / μS·s n ·cm-2 nf Cf / μF·cm-2 Rf / MΩ·cm2 χ2 / 10-4 d / mm Wrought 12.33 39.98 0.899 53.27 0.41 9.26 1.08 950FC 10.69 38.38 0.916 49.93 0.46 6.20 1.15 1010FC 6.39 36.45 0.918 48.04 0.59 3.38 1.20 910WC + 600AC 14.44 35.05 0.920 47.23 0.88 6.49 1.22