后续热处理对激光3D打印GH4099合金微观组织和高温力学性能的影响
赵亚楠, 郭乾应, 刘晨曦, 马宗青, 刘永长

Effects of Subsequent Heat Treatment on Microstructure and High-Temperature Mechanical Properties of Laser 3D Printed GH4099 Alloy
ZHAO Yanan, GUO Qianying, LIU Chenxi, MA Zongqing, LIU Yongchang
图1 LPBF制备GH4099合金成形态样品的原始微观组织和枝晶界的EDX线扫描结果
Fig.1 Original microstructures of the GH4099 alloy sample fabricated by LPBF (a-c) and EDX line-scan analysis for the cell boundary (d)
(a) OM image along building direction (b) SEM image of cells (c) TEM image of cells