通过SiC连续纤维增强Ti基复合材料的制备及在不同条件下的热处理试验,利用TEM,SEM,EDS及XRD分析技术研究复合材料的界面反应以及产物相的形成.研究结果表明:SiC /Ti复合材料界面发生了反应扩散,反应元素C,Ti,Si在界面反应层中出现浓度波动;界面反应产物被确认为是Ti3SiC2 ,TiC和 Ti5Si3,在靠近SiC侧出现Ti3SiC2和Ti5Si3单相区,靠近Ti基体侧为Ti5Si3单相区,中间为TiC+Ti5Si3双相区;SiC/Ti复合材料界面相序列为SiC┃Ti3SiC2┃Ti5Si3┃TiC+Ti5Si3┃Ti5Si3┃Ti.
参考文献
| [1] | Yang YQ.;Kumpfert J.;Dudek HJ. .Interfacial reaction and stability of SCS-6 SiC/Ti-25Al-10NB-3V-1MO composites[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,1998(1/2):213-220. |
| [2] | RATLIFF J L;POWELL G W .Research on diffusion in multiphase ternary systems[R].Springfield:US Department of Commerce,1971. |
| [3] | MARTINEAU P;PAILLLER R;LAHAYE M et al.SiC filament/titanium matrix composites regarded as model composites:Part 2 fibre/matrix chemical interactions at high temperatures[J].Journal of Materials Science,1984,19:2749-2770. |
| [4] | NAKA M;FENG J C;SCHUSTER J C .Phase reaction and diffusion path of SiC/Ti system[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,1997,28A:1385-1390. |
| [5] | SAMBASIVAN S;PETUSKEY W T .Phase relationships in the Ti-Si-C system at high pressures[J].Journal of Materials Research,1992,7(06):1473-1479. |
| [6] | Y. Q. Yang;H. J. Dudek .Interface stability in SCS-6 SiC/Super α_2 composites[J].Scripta materialia,1997(4):503-510. |
| [7] | YANG Y Q;DUDEK H J;KUMPFERT J .TEM investigations of the fiber/matrix interfaces in SCS-6 SiC/Ti-25Al-10Nb-3V-1Mo composites[J].Composites Part A:Applied Science and Manufacturing,1998,29A:1235-1241. |
| [8] | Y. W. Xun;M. J. Tan;J. T. Zhou .Processing and interface stability of SiC fiber reinforced Ti-15V-3Cr matrix composites[J].Journal of Materials Processing Technology,2000(1/3):215-220. |
| [9] | 朱艳 .SiC纤维增强Ti基复合材料界面反应研究[D].西北工业大学,2003. |
| [10] | SARIAN S .Diffusion of Ti in TiCx[J].Journal of Applied Physics,1969,40(09):3515-3520. |
| [11] | F J J VAN LOO;BASTIN G F .On the diffusion of carbon in titanium carbide[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,1989,20A:401-411. |
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