选区激光熔化AlSi10Mg-Er-Zr合金微观组织及力学性能强化

杨天野, 崔丽, 贺定勇, 黄晖

Enhancement of Microstructure and Mechanical Property of AlSi10Mg-Er-Zr Alloys Fabricated by Selective Laser Melting

YANG Tianye, CUI Li, HE Dingyong, HUANG Hui

表 1 AlSi10Mg-Er-Zr及AlSi10Mg合金粉末化学成分 (mass fraction / %)

Table 1 Chemical compositions of AlSi10Mg-Er-Zr and AlSi10Mg alloy powders

Alloy Cu Fe Mg Mn Ni Si Zn Er Zr Al AlSi10Mg-Er-Zr ≤ 0.05 0.11 0.30 0.37 ≤ 0.05 9.11 ≤ 0.10 0.64 0.41 Bal. AlSi10Mg ≤ 0.05 0.15 0.35 0.45 ≤ 0.05 9.76 ≤ 0.10 - - Bal.