激光增材制造高性能铝合金研究进展
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胡嘉颖. 激光增材制备7075铝合金热处理强化及组织性能研究[D]. 济南: 山东建筑大学, 2023.表 1 激光增材制造典型铝合金体系力学性能对比合金体系改性/工艺方法抗拉强度(MPa)屈服强度(MPa)延伸率(%)疲劳强度(MPa)其他指标/备注参考文献Al-Zn-Mg-ScSc微合金化 + 固溶时效39029.6
7075引入TC4钛合金粉末(Ti、V)441
Al-Ni-Ti-Zr-MnNi共晶凝固 + 纳米L12析出相63.13密度 0.77 g/cm³
Al-Cu-Li-Sc-Zr超低扩散系数元素 + 纳米析出相300℃下屈服强度保持常温37%
AlSi10Mg水下激光喷丸103原始疲劳强度54 MPa
20241.5% TiC颗粒 + T6热处理400
7075机械混粉引入Ti颗粒临界开裂应力1696 MPa
DOI: http://dx.doi.org/10.12345/gcjsygl.v10i8.38740
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