침입형 탄소 확산을 이용하여 제조한 고강도 Ti 합금 |
김보영1,2, 고세현2, 이재철1 |
1고려대학교 신소재공학과 2한국생산기술연구원 융합공정소재그룹 |
High-strength Ti Alloy Prepared via Promoting Interstitial-Carbon Diffusion |
Bo-Young Kim1,2, Se-Hyun Ko2, Jae-Chul Lee1 |
1Department of Materials Science and Engineering, Korea University, Seoul 02841, Republic of Korea 2Advanced Process and Materials R&D Group, KITECH, Incheon 21999, Republic of Korea |
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Received: 7 September 2016; Accepted: 24 October 2016. Published online: 9 May 2017. |
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ABSTRACT |
Feasibility studies are performed to determine the suitability of a novel simple synthesis technique for fabricating a new Ti alloy with improved strength and ductility, while exhibiting lower cell toxicity. Through consolidating pure Ti powders under a C atmosphere at elevated temperatures, a bulk form of the Ti alloy, in which a quantifiable amount of C is dissolved, is synthesized. While the alloy is free from toxic elements such as Al and V, the strength and ductility of the developed alloy are comparable to, or better than, those of its commercial Ti-6Al-4V alloy counterpart. In this study, the method to design the alloy, its synthesis, and the resultant properties are reported. |
Keywords:
diffusion, solid solution, powder metallurgy, titanium alloy, mechanical properties |
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