常用钛合金焊接接头显微组织结构及对材料性能的影响
佟向瑜, 徐玮辰, 王秀通, 王优强, 段继周

Summary on Effect of Weling Techniques on Microstructure and Mechanical Properties of TC4 Ti-alloy Weld Joints
TONG Xiangyu, XU Weichen, WANG Xiutong, WANG Youqiang, DUAN Jizhou
图3 TC4钛合金激光-MIG复合焊焊缝成形及显微组织特征[39]
Fig.3 Weld forming and microstructure characteristics of TC4 Ti-alloy laser-MIG composite welding: (a) base material, (b) weld center, (c, d) coarse-grain and fine-grain structures of the heat affected zone, respectively[39]