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Effect of high density electropulsing treatment on formability of TC4 titanium alloy sheet SONG Hui(宋 辉), WANG Zhong-jin(王忠金), GAO Tie-jun(高铁军) School of Materials Science and Engineering...; Abstract: An annealed TC4 titanium alloy sheet was treated by high density electropulsing (Jmax=(5.09-5.26)×103A/mm2, tp=110......
Hot deformation behavior and microstructure evolution of TC4 titanium alloy SUN Sheng-di(孙圣迪), ZONG Ying-ying(宗影影), SHAN De-bin(单德彬), GUO Bin(郭 斌) School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China Received 23 October 2009; accepted 25 August 2010 Abstract: The hot deformation behavior of Ti-6Al-4V (TC4) titanium alloy was investigated......
Article ID: 1003-6326(2005)05-1081-04 Double-sided gas tungsten arc welding process on TC4 titanium alloy GAO Hong-ming(高洪明), BAI Yan(白 岩), YANG Tian-dong(杨天东) (State Key Laboratory of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China) Abstract: TC4 titanium alloy was welded by double-sided gas tungsten arc welding(GTAW) process in comparison......
钛合金TC4高温氧化特性研究杨雄飞1,黄德明1,韦青峰1,赵同新1(1.攀钢集团研究院有限公司,四川成都 611731)摘 要:研究了最常用钛合金TC4在850~1 050℃的高温氧化特性,采用光学,扫描电镜观察,分析氧化层及富氧层形貌.结果表明,在研究的温度与加热时间范围内,TC4单位表面积氧化增重基本呈线性增长的规律;α单相区850℃温度加热的氧化皮形貌与950,1 000,1 050℃下明显不同.氧化过程中出现的内氧化层平均厚度仅和特定加热温度的氧扩散速率相关,与加热时间无关.此外,在富氧层内发现V的强烈富集.关键词:钛合金; TC4; 氧化行为; 内氧化......
孔带和约100 μm的β相稳定区;经900 ℃氧化时,Ti扩散到涂层表面形成氧化物导致氧化速率提高,Cr元素开始向基体扩散并在近界面处富集. 关键词:NiCrAlY涂层;TC4钛合金;氧化;扩散 中图分类号:TB 43 文献标识码:A Oxidation behavior of TC4 titanium alloy with NiCrAlY... alloy by arc ion plating (AIP). The oxidation kinetic curves of TC4 titanium alloy and NiCrAlY coating were obtained. The microstructures and morphologies of TC4 alloy and NiCrAlY coating before......
; 文献标志码:A Effects of cooling rate on dynamic fracture toughness for TC4 titanium alloy LIU Rui, HUI Song-xiao, YE Wen-jun, XIONG Bai-qing, YU Yang, FU Yan-yan (State Key Laboratory...-like secondary α phase lead to relatively good dynamic fracture toughness for TC4 titanium alloy with (primary α+β trans) microstructure under dynamic loading condition. Key words: TC4 titanium alloy......
and mechanical properties of large-size TC4 titanium alloy wires in solution treated and aged condition ZHANG Zhi-qiang, DONG Li-min, GUAN Shao-xuan, LIU Yu-yin, YANG Rui (Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, China) Abstract: TC4 titanium alloy wires with two different diameters were solution and aging treated in the same time. Microstructures......
, annealing way and cooling rates on the microstructure and room temperature mechanical properties of TC4 titanium alloy sheet were studied. The results show that the tensile strength and yield strength... with vacuum stack annealing and furnace cooling treatment. Key words: TC4 titanium alloy; microstructure; annealing temperature; holding time; vacuum annealing TC4钛合金具有极佳的综合力学性能及良好的加工能力,在航空,航天,化工等领域具有广泛的应用.近年来......
:TC4钛合金;氢处理;力学性能 中图分类号:TG 146, 2+3 文献标识码:A Effect of hydrogen treatment on microstructure and room temperature deforming properties of TC4 Ti alloy SUN Zhong-gang1, HOU... Aeronautical Manufacturing Technology Research Institute, Beijing 100024, China) Abstract: The microstructures and room temperature mechanical properties of hydrogenated TC4 Ti alloy under different heat......
模型较好地描述TC4钛合金在高温变形过程中的流动行为. 关键词:TC4钛合金;高温变形行为;流动应力模型;工艺参数 中图分类号:TG 319 文献标识码:A High temperature deformation behavior of TC4 titanium alloy and its flows stress model LUO... on deformation behavior of TC4 titanium alloy were investigated by using compression tests. The experiments were carried out in a Thermermaster-Z simulator at deformation temperatures of 1 093? 1 303 K......