激光摆动对激光熔化沉积钛合金微观组织及力学性能的影响

方远志, 戴国庆, 郭艳华, 孙中刚, 刘红兵, 袁秦峰

Effect of Laser Oscillation on the Microstructure and Mechanical Properties of Laser Melting Deposition Titanium Alloys

FANG Yuanzhi, DAI Guoqing, GUO Yanhua, SUN Zhonggang, LIU Hongbing, YUAN Qinfeng

图8 无激光摆动激光熔化沉积搭接试样的EBSD分析

Fig.8 EBSD analyses of laser melting deposition (LMD) overlap specimens without laser oscillation (a) inverse pole figure (IPF) of overlap zone (b) texture intensity of overlap zone (TD—transverse direction, RD—rolling direction) (c) distribution of misorientation difference of overlap zone (LAGB—low-angle grain boun-dary, HAGB—high-angle grain boundary)