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10 新型高温合金的计算设计空间以及ABD-850AM和CM247LC合金微观组织[34] (a, b) strain-age cracking merit index and its relationship to γ' fraction and creep life (d, e) magnitude of freezing range in relation to γ' fraction and creep life, where strain-age cracking and creep merit contours are indicated (c, f) SEM images of as-fabricated microstructures of ABD-850AM and CM247LC, respectively

Fig.10 The calculation and design space of new superalloys and the microstructure of experimental alloys[34]