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利用钛与镧、硼单质之间的原位反应,经真空自耗电弧熔炼与后续的热加工工艺制备了增强体含量不同的(TiB+ La2O3)/TC4钛基复合材料,并研究了它的显微组织和室温拉伸性能.结果表明:该复合材料的基体为网篮状组织,增强体分布均匀,其中TiB呈短纤维状并沿加工方向分布,La2O3呈短棒状或颗粒状;与基体TC4合金相比,复合材料的室温抗拉强度均有所提高,且随着TiB与La2O3增强体含量的增多而增大,增强体起到了较好的增强作用;复合材料的拉伸断裂方式均为韧性断裂.

参考文献

[1] Tjong SC.;Ma ZY. .Microstructural and mechanical characteristics of in situ metal matrix composites [Review][J].Materials Science & Engineering, R. Reports: A Review Journal,2000(3/4):49-113.
[2] S.C. Tjong;Yiu-Wing Mai .Processing-structure-property aspects of particulate- and whisker-reinforced titanium matrix composites[J].Composites science and technology,2008(3/4):583-601.
[3] DANIEL B S S;MURTHY V S R;MURTY G S .Metal-ceramic composites via in-situ methods[J].Journal of Materials Processing Technology,1997,68(02):132-155.
[4] Zhifeng Yang;Weijie Lu;Lin Zhao .In situ synthesis of hybrid-reinforced titanium matrix composites[J].Materials Letters,2007(11/12):2368-2372.
[5] Yungang Li;Lu Xiao;Weijie Lu;Jining Qin;Di Zhang .Creep rupture property of in situ synthesized (TiB + La2O3)/Ti composite[J].Materials Science and Engineering. A, Structural Materials: Properties, Microstructure and Processing,2008(1/2):415-419.
[6] LV XIAO;WEIJIE LU;DI ZHANG .Effects of Reinforcements on Creep Resistance of Hybrid-Reinforced Titanium Matrix Composites[J].Metallurgical and Materials Transactions, A. Physical Metallurgy and Materials Science,2010(7):1855-1863.
[7] JIUXIAO L;LIQIANG W;JINING Q et al.Thermal stability of in situ synthesized (TiB+La2Oa)/Ti composite[J].MaterialsScience & Engineering:A,2011,528(15):4883-4887.
[8] Jiuxiao Li;Liqiang Wang;Jining Qin.Effect of microstructure on high temperature properties of in situ synthesized (TiB + La_2O_3)/Ti composite[J].Materials Characterization,2012:93-98.
[9] 肖旅 .原位自生耐热钛基复合材料的高温性能研究[D].上海交通大学,2010.
[10] ZHANG X;ZHAN Y;MO H et al.Microstructure and compressive properties of in situ synthesized Ti-Si alloy composites reinforced with La2O3 particles[J].MATERIALS SCIENCE & ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING,2009,526(1/2):185189.
[11] COX H L .The elasticity and strength of paper and other fibrous materials[J].British Journal of Applied Physics,1952,3:72-74.
[12] NARDONE V C;PREWO K M .On the strength of discon tinuous silicon carbide reinforced aluminum composites[J].Scripta Metall,1986,20(01):43-48.
[13] 杨志峰 .多元增强钛基复合材料的微结构及性能研究[D].上海:上海交通大学,2007.
[14] 吕健,王立强,覃继宁,吕维洁,张荻.氧含量对原位合成(TiB+La203)/Ti磐合材料力学-件能的影Ⅱ向[J].机械工程材料,2011(06):61-64.
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