激光热力交互增材制造Ti6Al4V合金的组织及力学性能

卢海飞, 吕继铭, 罗开玉, 鲁金忠

Microstructure and Mechanical Properties of Ti6Al4V Alloy by Laser Integrated Additive Manufacturing with Alternately Thermal/Mechanical Effects

LU Haifei, LV Jiming, LUO Kaiyu, LU Jinzhong

图4 SLM试样表层的TEM像

Fig.4 TEM images in the surface layer of SLM specimen (a) acicular α' martensite (b) magnified image of square region in Fig.4a and the corresponding SAED pattern (inset) (c) mechanical twins (d) dislocation lines