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A yttrium-containing high-temperature titanium alloy additively manufactured by selective electron beam meltingLU Sheng-lu(逯圣路)1, 2, 3, TANG Hui-ping(汤慧萍)2, M. Qian(马前)2, 4, HONG Quan(洪权)2, ZENG Li.... Centre for Additive Manufacturing, School of Aerospace, Mechanical and Manufacturing Engineering,RMIT University, Melbourne, VIC 3001, Australia)Abstract:A yttrium-containing high-temperature titanium......
-crystallization assisted softening is dominant at high temperature. Key words: TC4 titanium alloy; flow stress; hot tension; microstructure 1 Introduction Titanium and titanium alloys have been widely used.... [5] NIU Y, HOU H, LI M, LI Z. High temperature deformation behavior of a near alpha Ti600 titanium alloy [J]. Mater Sci Eng A, 2008, 492: 24-28. [6] KIM J H, SEMIATIN S L, LEE C S. High-temperature......
Titanium has attracted much attention because of its excellent performance such as high strength, light weight, high-temperature performance, excellent flexibility, extraordinary corrosion-resistance... binder and titanium sponge in the reactor. Reaction vessel was made of high purity graphite crucible instead of stainless steel crucible to ensure reactor working at a high enough temperature......
mechanism; at high temperature and high strain rate range, the deformation is mainly controlled by diffusion of β phase. Key words: TC11 titanium alloy; lamellar structure; deformation activation... ℃ and strain rate of 1 s-1 4 Conclusions Under the deformation temperature range of 890-995 ℃ and strain rate range of 0.01-10 s-1, the deformation mechanisms of TC11 titanium alloy with lamellar......
> 1 Introduction TC16 titanium is a new type titanium alloy developed firstly by the Russia Institute of Aeronautical Materials. This high-strength titanium alloy has good mechanical... to determine the coefficients in J-C model easily and to avoid the estimation of adiabatic temperature rising. 2 Experimental The specimen material used in the present study was TC16 titanium alloy......
due to its excellent comprehensive properties[1]. With the increase in the use of TC4 titanium alloy, the demand for high performance joints has become more and more stringent. Almost all conventional... Microstructural zones and tensile characteristics of friction stir welded joint of TC4 titanium alloy LIU Hui-jie (刘会杰), ZHOU Li (周 利) State Key Laboratory of Advanced Welding Production......
Microstructure and high-temperature shape-memory effect in Ni54Mn25Ga21 alloy MA Yun-qing(马云庆)1, JIANG Cheng-bao(蒋成保)2, LI Yan(李 岩)2, XU Hui-bin(徐惠彬)2, WANG Cui-ping(王翠萍)1, LIU Xing-jun(刘兴军)1...; Abstract: Ni54Mn25Ga21 alloy was prepared to investigate the microstructure, martensitic transformation and high-temperature shape-memory......
on microstructure and properties of BTi-6431S high temperature titanium alloy plate were studied. The results show that the microstructure of plate in α+β rolling is similar to equiaxed two-phase working... components at 650 ℃ for aerospace industry. Key words: BTi-6431S titanium alloy; plate; high-temperature strength; microstructure 我国自主研制开发的BTi-6431S钛合金名义成分为Ti-6.5Al-3Sn-3Zr-3Nb-3Mo-1W-0.2Si.它是一种使用温度在650......
and other fields because of their advantages in lower density, corrosion resistance, and fatigue resistance etc. As titanium alloy is higher friction coefficients, weak wear resistance, bad high temperature oxidation resistance and lower biocompatibility, its applications are restricted. Using laser surface modification techniques can significantly improve the surface properties of titanium alloy......
J. Cent. South Univ. (2017) 24: 1762-1766 DOI: https://doi.org/10.1007/s11771-017-3584-8 High-temperature acoustic properties of porous titanium fiber metal materials LIU Shi-feng(刘世锋)1, 2, LI An(李安... performance of porous metallic fibre materials under high temperature [14-18]. Therefore, porous titanium fiber material was prepared in this work, and the effects of sample thickness, porosity, temperature......
