| 稀土改性Fe-Ni基涂层的高温性能 |
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| 引用本文： | 张丽民,刘邦武,刘淑凤,夏雯,王书明. 稀土改性Fe-Ni基涂层的高温性能[J]. 中国有色金属学报, 2011, 21(12) |
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| 作者姓名： | 张丽民 刘邦武 刘淑凤 夏雯 王书明 |
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| 作者单位： | 1. 北京有色金属研究总院国家有色金属及电子材料分析测试中心,北京,100088
2. 中国科学院微电子研究所,北京,100029 |
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| 摘 要： | 为提高Fe-Ni基涂层的高温性能,在Fe-Ni基合金粉末中添加La2O3和Ce2O3的混合物,对涂层的高温氧化行为和高温耐磨损性能进行研究.结果表明:稀土改性Fe-Ni基涂层组织细密、晶粒细小、形成稀土化合物LaNi4Si、Ce2Ni22C3以及硬质相Cr3Si;稀土改性Fe-Ni基涂层具有良好的高温抗氧化性能,在氧化初期,涂层质量迅速增加,氧化动力学曲线符合抛物线规律,在氧化后期,氧化动力学曲线符合直线规律,质量增加缓慢.高温抗氧化性能的提高和Cr3Si硬质相的弥散分布使涂层的高温耐磨性能得到显著的提高.
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| 关 键 词： | Fe-Ni基涂层 稀土 高温氧化 高温磨损 |
High-temperature properties of Fe-Ni based coating doped with RE |
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| ZHANG Li-min , LIU Bang-wu , LIU Shu-feng , XIA Wen , WANG Shu-ming. High-temperature properties of Fe-Ni based coating doped with RE[J]. The Chinese Journal of Nonferrous Metals, 2011, 21(12) |
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| Authors: | ZHANG Li-min LIU Bang-wu LIU Shu-feng XIA Wen WANG Shu-ming |
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| Affiliation: | ZHANG Li-min1,LIU Bang-wu2,LIU Shu-feng1,XIA Wen1,WANG Shu-ming1 (1.National Center of Analysis and Testing for Non-ferrous Metals and Electronic Material,General Research Institute for Nonferrous Metals,Beijing 100088,China,2.Institute of Microelectronics,Chinese Academy of Sciences,Beijing 100029,China) |
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| Abstract: | The La2O3 and Ce2O3 oxides were doped into the Fe-Ni based alloy powder in order to improve the high-temperature properties of Fe-Ni based coating,and the high-temperature oxidation behavior and high-temperature wear-resistant property of the Fe-Ni based coating were also studied.The results show that the microstructure is fine and the RE compounds LaNi4Si,Ce2Ni22C3 and hard phase Cr3Si form in the coating.The coating has good high-temperature oxidation-resistant performance.At the initial stage of the oxid... |
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| Keywords: | Fe-Ni based coating rare earth high-temperature oxidation high-temperature wear |
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