| 冷喷涂工艺参数对TC4涂层性能的影响 |
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| 引用本文： | 靳磊,彭徽,李文亚,崔向中,姚罡.冷喷涂工艺参数对TC4涂层性能的影响[J].宇航材料工艺,2018,48(1):62-66. |
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| 作者姓名： | 靳磊 彭徽 李文亚 崔向中 姚罡 |
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| 作者单位： | 北京航空制造工程研究所高能束流加工技术重点实验室;北京航空航天大学材料科学与工程学院;西北工业大学材料科学与工程学院凝固技术国家重点实验室; |
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| 摘 要： | 为了研究冷喷涂技术在TC4基板上沉积TC4涂层的性能,分析了喷涂气体种类和温度对涂层孔隙率、硬度和粉末利用率的影响规律。采用N_2和He两种气体以及400、500和600℃进行喷涂工艺试验研究。结果表明:在He或者N_2下,温度越高,制备的涂层越致密,涂层硬度越高,粉末利用率也越高;相同气体温度条件下,采用He制备的涂层较N_2更加致密,涂层硬度更高,粉末利用率也较N_2高。采用He、气体温度600℃、喷涂压力0.9 MPa,制备的涂层孔隙率低到0.8%,硬度达到440 HV0.2,硬度相对基体提高33%,粉末利用率高达88.2%。
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| 关 键 词： | 冷喷涂 TC4涂层 工艺参数 涂层性能 |
| 收稿时间： | 2017/5/22 0:00:00 |
Effect of Cold Spray Parameters on Properties of TC4 Coatings |
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| JIN Lei,PENG Hui,LI Weny,CUI Xiangzhong and YAO Gang.Effect of Cold Spray Parameters on Properties of TC4 Coatings[J].Aerospace Materials & Technology,2018,48(1):62-66. |
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| Authors: | JIN Lei PENG Hui LI Weny CUI Xiangzhong and YAO Gang |
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| Institution: | Science and Technology on Power Beam Process Laboratory, Beijing Aeronautical Manufacturing Technology Research Institute, Beijing 100024,School of Materials Science and Engineering, Beijing University of Aeronautics and Astronautics, Beijing 100191,State Key Laboratory of Solidification Processing, School of Materials Science and Engineering, Northwestern Polytechnical University, Xian 710072,Science and Technology on Power Beam Process Laboratory, Beijing Aeronautical Manufacturing Technology Research Institute, Beijing 100024 and Science and Technology on Power Beam Process Laboratory, Beijing Aeronautical Manufacturing Technology Research Institute, Beijing 100024 |
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| Abstract: | |
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| Keywords: | Cold spraying TC4 coatings Technical parameters Properties |
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