激光增材制造高温合金材料与工艺研究进展
孙晓峰, 宋巍, 梁静静, 李金国, 周亦胄

Research and Development in Materials and Processes of Superalloy Fabricated by Laser Additive Manufacturing
SUN Xiaofeng, SONG Wei, LIANG Jingjing, LI Jinguo, ZHOU Yizhou
图9 枝晶间析出相与液态裂纹处元素分布[34,69,72]
(a) schematic diagram of precipitation phase formation between dendrites[69] (b, c) carbide and eutectic[34] (d-g) element distributions obtained by EPMA of liquation crack[72]
Fig.9 Precipitation phase between dendrites and element distribution at liquid cracks