| 激光熔覆高熵合金涂层的研究进展 |
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| 引用本文： | 赵海朝,梁秀兵,乔玉林,柳建,张志彬,仝永刚. 激光熔覆高熵合金涂层的研究进展[J]. 材料工程, 2019, 47(10): 33-43 |
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| 作者姓名： | 赵海朝 梁秀兵 乔玉林 柳建 张志彬 仝永刚 |
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| 作者单位： | 陆军装甲兵学院机械产品再制造国家工程研究中心,北京,100072;军事科学院国防科技创新研究院,北京,100142;长沙理工大学汽车与机械工程学院,长沙,410114 |
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| 基金项目： | 国家自然科学基金;国家自然科学基金 |
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| 摘 要： | 高熵合金涂层具有的良好热稳定性、耐高温性能使其成为高温涂层科学领域一个新的研究热点。激光熔覆技术制备高熵合金涂层的方法是获得其优越性能的制备方法之一。本文主要从涂层成分设计、组织结构、退火工艺与性能、耐高温氧化性能以及其他性能等方面综述了激光熔覆技术制备高熵合金涂层的最新研究成果,分析了当前激光熔覆技术制备高熵合金涂层存在的问题,提出了应从组元设计、基础理论、性能规律及加工工艺等方面完善科学研究体系,以期制备出性能优异的高熵合金涂层。
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| 关 键 词： | 高熵合金 涂层 激光熔覆 成分设计 性能 |
Research progress in high-entropy alloy coatings by laser cladding |
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| ZHAO Hai-chao,LIANG Xiu-bing,QIAO Yu-lin,LIU Jian,ZHANG Zhi-bin,TONG Yong-gang. Research progress in high-entropy alloy coatings by laser cladding[J]. Journal of Materials Engineering, 2019, 47(10): 33-43 |
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| Authors: | ZHAO Hai-chao LIANG Xiu-bing QIAO Yu-lin LIU Jian ZHANG Zhi-bin TONG Yong-gang |
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| Affiliation: | (National Engineering Research Center for Mechanical Product Remanufacturing,Army Academy of Armored Forces,Beijing 100072,China;National InnovationInstitute of Defense Technology,Academy of Military Sciences of the People’sLiberation Army of China,Beijing 100142,China;College of Automotiveand Mechanical Engineering,Changsha University of Scienceand Technology,Changsha 410114,China) |
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| Abstract: | High-entropy alloy(HEA)coatings with high thermal stability and high temperature resistance of HEA coatings show a new attraction in the field of high temperature coating.The method of preparing HEA coating(HEAc)by laser cladding technology is one of the best preparation methods which can achieve superior performance.The latest research results of HEAc prepared by laser cladding technology were summarized from the view of component design,microstructure,annealing process and properties,high temperature oxidation resistance and other properties.The problems existing in the preparation of HEAc by laser cladding technology were analyzed.It was put forward that the scientific research system should be perfected from the aspects of component design,basic theory,performance law and processing technology in the future.The high-entropy alloy coatings with excellent performance are expected to be prepared. |
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| Keywords: | high-entropy alloy coating laser cladding component design property |
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