等通道角挤压制备超细晶纯Ti的腐蚀性能研究
李鑫1,2,董月成1,3,4(
),淡振华1,3,常辉1,方志刚4,郭艳华1
),淡振华1,3,常辉1,方志刚4,郭艳华1
Corrosion Behavior of Ultrafine Grained Pure Ti Processed by Equal Channel Angular Pressing
Xin LI1,2,Yuecheng DONG1,3,4(),Zhenhua DAN1,3,Hui CHANG1,Zhigang FANG4,Yanhua GUO1
),Zhenhua DAN1,3,Hui CHANG1,Zhigang FANG4,Yanhua GUO1
图1. CG-Ti和等通道角挤压(ECAP) 2、3、4道次后UFG-Ti的EBSD图
Fig.1. EBSD figures of coarse grain Ti (CG-Ti) (a) and ultrafine-grained Ti (UFG-Ti) processed by equal channel angular pressing (ECAP) for 2 passes (ECAP 2P) (b), 3 passes (ECAP 3P) (c) and 4 passes (ECAP 4P) (d) (ED—extrusion direction, ND—normal direction)Color online
