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中国有色金属学报(英文版), 2017, 27(4): 779-788.
10.1016/S1003-6326(17)60089-X
采用摩擦搅拌工艺制备Al/Al2Cu原位纳米复合材料

M.AZIZIEH 1, , D.IRANPARAST 2, , M.A.G.DEZFULI 3, , Z.BALAK 4, , H.S.KIM 5,

1.Department of Materials Science and Engineering, College of Engineering, Ahvaz Branch, Islamic Azad University, Ahvaz 61349-37333, Iran;
2.Department of Materials Science and Engineering, College of Engineering, Ahvaz Branch, Islamic Azad University, Ahvaz 61349-37333, Iran;
3.Department of Materials Science and Engineering, College of Engineering, Ahvaz Branch, Islamic Azad University, Ahvaz 61349-37333, Iran;
4.Department of Materials Science and Engineering, College of Engineering, Ahvaz Branch, Islamic Azad University, Ahvaz 61349-37333, Iran;
5.Department of Materials Science and Engineering, Pohang University of Science and Technology (POSTECH), Pohang 790?784, Korea
采用摩擦搅拌工艺制备Al/Al2Cu原位纳米复合材料,研究摩擦搅拌工艺参数如旋转速率、行进速率、搅拌道次和搅拌针形状对铝基纳米复合材料显微组织、化学反应和显微硬度的影响.由于摩擦搅拌工艺的机械活化效应以及Al-Cu放热反应产生大量的热,Al2Cu粒子快速形成.纳米复合材料的显微组织包含细小晶粒的铝基体(~15μm)、未反应的铜纳米粒子以及Al2Cu纳米强化相.Al2Cu粒子的不规则形貌是由于摩擦搅拌过程中产生局部熔化.搅拌针直径对材料的显微组织和硬度具有较大的影响.与基体合金相比,所得复合材料的硬度提高了57%.
引用： M.AZIZIEH, D.IRANPARAST, M.A.G.DEZFULI, Z.BALAK, H.S.KIM 采用摩擦搅拌工艺制备Al/Al2Cu原位纳米复合材料. 中国有色金属学报(英文版), 2017, 27(4): 779-788. doi: 10.1016/S1003-6326(17)60089-X
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