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 |
图8 SLM成形AlFe5Zr1和AlFe5合金的裂纹扩展形貌 |
Fig.8 Crack profiles characterized on the surface of the SLMed AlFe5Zr1 alloy at different stages of crack extension (a-d), and 3D fracture surface morphologies for the SLMed AlFe5Zr1 (e) and AlFe5 (f) alloy samples after fracture toughness testing (a) 270 N (b) 275 N (c) 290 N (d) 295 N |
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