设计并采用常规熔铸法制备出由σ相Fe9Cr9Si2三元金属硅化物和铁基固溶体α组成的双相新型耐磨合金,其显微组织由Fe9Cr9Si2基体和项链状颗粒弥散分布的α增1韧相组成.由于基体Fe9Cr9Si2的高硬度及弥散相α良好的增韧作用,合金表现出优异的室温干滑动耐磨性能.磨损过程中在磨损表面形成独特的氧化颗粒覆盖层,覆盖层是合金具有优异耐磨性能的重要原因.
参考文献
| [1] | Kim Y M.Ordered Intermetailic Alloys,Part 3:Gamma Titanium Aluminides[M].JOM-Journal of the Minerals Metals and Materials Society,1990:30. |
| [2] | Johnson B J;Kennedy F E;Baker I .[J].Wear,1996,192:241. |
| [3] | Cruse T A;Newkirk J W .[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,1997,239-240:410. |
| [4] | Vasudevan A K .[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,1992,155:1. |
| [5] | Sauthoff G .[J].Intermetallic Alloys,1990,12:855. |
| [6] | 段罡;赵海云;王华明 .[J].稀有金属材料与工程,2003,30(02):121. |
| [7] | Duan G;Wang H M .[J].Scripta Materialia,2002,46:107. |
| [8] | Sauthoff G .[J].Intermetallics,2000,8:1101. |
| [9] | Cruse T A;Newkirk J W .[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,1997,A239-240:410. |
| [10] | Liu C T;Zhu J H;Brady M P et al.[J].Intermetallics,2000,8:1119. |
| [11] | Tang H B;Fang Y L;Wang H M .[J].Acta Materialia,2004,52:1773. |
| [12] | Lindholm M .[J].Journal of Phase Equilibria,1997,18:432. |
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