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中国有色金属学报(英文版), 2017, 27(4): 804-811.
10.1016/S1003-6326(17)60092-X
搅拌摩擦加工细晶AZ91镁合金的加工特性

G.V.V.SURYAKIRAN 1, , K.HARIKRISHNA 2, , Sk.SAMEER 3, , M.BHARGAVI 4, , B.SANTOSHKUMAR 5, , G.MOHANARAO 6, , Y.NAIDUBABU 7, , RAVIKUMARDUMPALA 8, , B.RATNASUNIL 9,

1.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India;
2.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India;
3.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India;
4.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India;
5.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India;
6.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India;
7.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India;
8.Department of Mechanical Engineering, Visvesvaraya National Institute of Technology, Nagpur 440010, India;
9.Department of Mechanical Engineering, Rajiv Gandhi University of Knowledge Technologies (AP-IIIT), Nuzvid 521202, India
搅拌摩擦加工细化AZ91镁合金,研究钻孔过程中不同切割速度和进料速率下晶粒尺寸和二次相对加工特性的影响.经搅拌摩擦加工得到了过饱和AZ91镁合金,晶粒尺寸由(166.5±8.7)μm细化到(21.7±13.5)μm.相比未加工的AZ91镁合金(HV(108.2±15.6)),经搅拌摩擦加工的合金硬度为HV(88.95±6.1),这归因于二次相的减少.然而,搅拌摩擦加工AZ91合金的平均切割力略微减小.相比未加工的AZ91镁合金,搅拌摩擦加工AZ91合金的钻孔边缘损伤较低.因此,虽然在钻孔过程中晶粒细化可以略微增大切割力,但在AZ91镁合金加工过程中边缘处理较好.
引用： G.V.V.SURYAKIRAN, K.HARIKRISHNA, Sk.SAMEER, M.BHARGAVI, B.SANTOSHKUMAR, G.MOHANARAO, Y.NAIDUBABU, RAVIKUMARDUMPALA, B.RATNASUNIL 搅拌摩擦加工细晶AZ91镁合金的加工特性. 中国有色金属学报(英文版), 2017, 27(4): 804-811. doi: 10.1016/S1003-6326(17)60092-X
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