选区激光熔化René 88DT高温合金的晶粒组织及冶金缺陷调控
刘健1,2, 彭钦1,2, 谢建新1,2(
)
)
Grain Structure and Metallurgical Defects Regulation of Selective Laser Melted René 88DT Superalloy
LIU Jian1,2, PENG Qin1,2, XIE Jianxin1,2()
)
图2. 不同层间扫描转角成形示意图
(a) 0° (b) 67° (c) 90°
Fig.2. Schematics of scan strategies with different scan vector rotations between layers
