形核剂的添加方式对选区激光熔化成形含锆Al-Cu-Mg合金显微组织与力学性能的影响
王凯冬, 刘允中, 詹强坤, 黄斌

Effect of Adding Methods of Nucleating Agent on Microstructure and Mechanical Properties of Zr Modified Al-Cu-Mg Alloys Prepared by Selective Laser Melting
WANG Kaidong, LIU Yunzhong, ZHAN Qiangkun, HUANG Bin
图11 370 J/mm3激光能量密度成形的热处理态含锆Al-Cu-Mg合金的SEM背散射像
Fig.11 SEM backscatter images of heat-treated Al3Zr/Al-Cu-Mg (a) and in-situ Al3Zr/Al-Cu-Mg (b) alloys prepared with the laser energy density of 370 J/mm3