激光熔化沉积TiB2 增强TiAl基合金涂层的组织及力学性能

王虎, 赵琳, 彭云, 蔡啸涛, 田志凌

Microstructure and Mechanical Properties of TiB2 Reinforced TiAl-Based Alloy Coatings Prepared by Laser Melting Deposition

WANG Hu, ZHAO Lin, PENG Yun, CAI Xiaotao, TIAN Zhiling

表1 图4复合涂层中第二相的EDS结果 (atomic fraction / %)

Table 1 EDS results of the second phases in the composite coatings in Fig.4

Mass fraction of TiB2 / % Position Ti B* 10 A 20.82 79.18 B 18.74 81.26 C 15.76 84.24 D 14.99 85.01 20 A 15.87 84.13 B 17.75 82.25 C 16.84 83.16 D 15.81 84.19 30 A 14.73 85.27 B 15.44 84.56 C 17.69 82.31 D 16.14 83.86