选区激光熔化高强韧铝合金的异质结构调控及力学性能

林研, 司丞, 徐京豫, 刘泽, 张诚, 柳林

Heterogeneous Structure and Mechanical Properties of Strong and Tough Al Alloys Prepared by Selective Laser Melting

LIN Yan, SI Cheng, XU Jingyu, LIU Ze, ZHANG Cheng, LIU Lin

表1 SLM成形AlFe₅、AlFe₅Zr₁和AlSi₁₀Mg合金的拉伸性能

Table 1 Tensile properties of the SLMed AlFe₅, AlFe₅Zr₁, and AlSi₁₀Mg alloys

Alloy	σ_y / MPa	σ_uts / MPa	Elongation / %
AlFe₅	399.0 ± 3.3	434.6 ± 11.8	1.7 ± 0.1
AlFe₅Zr₁	405.8 ± 5.7	450.3 ± 4.6	2.3 ± 0.3
AlSi₁₀Mg	268.7 ± 3.4	378.0 ± 6.8	3.1 ± 0.1