采用在不同温度下真空烧结制备Ti(C0.7N0.3)-WC-Mo2C-TaC-AlCoCrFeNi体系金属陶瓷.用X射线衍射和背散射扫描电镜研究了该金属陶瓷在烧结过程中的微观结构形成和相转变规律.研究结果表明,多主元AlCoCrFeNi高熵合金粘结相的引入一方面延长了WC扩散固溶形成(W,M)C环形相的过程,抑制了灰色外环相的生长,使得组织中几乎很难观察到连续分布的外环相.另一方面在烧结的初期阶段,组织中形成了大量的M6C型η相,并且含量随着温度的升高而减少,在1350℃之后η相逐渐溶解消失.
参考文献
| [1] | 何林;黄传真;黄勤;宋世学;王随莲;艾兴.Mo2C含量对Ti（C,N）基陶瓷力学性能和显微结构的影响[J].材料科学与工程学报,2003(2):238-241. |
| [2] | 吴岩;于宝海;任英磊;张海峰.活化烧结制备TiC-Ni金属陶瓷复合材料及其性能[J].材料科学与工程学报,2005(3):393-396. |
| [3] | Jien-Wei Yeh;Swe-Kai Chen;Su-Jien Lin;Jon-Yiew Gan;Tsung-Shune Chin;Too-Tsung Shun;Chun-Huei Tsau;Shou-Yi Chang.Nanostructured High-Entropy Alloys with Multiple Principal Elements: Novel Alloy Design Concepts and Outcomes[J].Advanced Engineering Materials,20045(5):299-303. |
| [4] | Jien-Wei Yeh;Swe-Kai Chen;Jon-Yiew Gan.Communication: Formation of Simple Crystal Structures in Cu-Co-Ni-Cr-Al-Fe-Ti-V Alloys with Multiprincipal Metallic Elements[J].Metallurgical and Materials Transactions, A. Physical Metallurgy and Materials Science,20048(8):2533-2536. |
| [5] | Jien-Min Wu;Su-Jien Lin;Jien-Wei Yeh;Swe-Kai Chen;Yuan-Sheng Huang;Hung-Cheng Chen.Adhesive wear behavior of Al{sub}xCoCrCuFeNi high-entropy alloys as a function of aluminum content[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,20065/6(5/6):513-519. |
| [6] | Chen TK;Shun TT;Yeh JW;Wong MS.Nanostructured nitride films of multi-element high-entropy alloys by reactive DC sputtering[J].Surface & Coatings Technology,20040(0):193-200. |
| [7] | Gang Zhu;Ying Liu;Jinwen Ye.Fabrication and properties of Ti(C,N)-based cermets with multi-component AlCoCrFeNi high-entropy alloys binder[J].Materials Letters,2013Dec.15(Dec.15):80-82. |
| [8] | Gang Zhu;Ying Liu;Jinwen Ye.Early high-temperature oxidation behavior of Ti(C,N)-based cermets with multi-component AlCoCrFeNi high-entropy alloy binder[J].International Journal of Refractory Metals & Hard Materials,2014May.(May.):35-41. |
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