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Wettability of TiAl alloy melt on ceramic moulds in electromagnetic field LI Bang-sheng(李邦盛)1, LIU Ai-hui(刘爱辉)1, NAN Hai(南 海)2, BI Wei-sheng(毕维生)1, GUO Jing-jie(郭景杰)1, FU Heng-zhi(傅恒志)1 1... at the final stage. And the higher the ceramic chemical stability, the longer the nonreactive wetting time. Key words: TiAl alloy; ceramic; electromagnetic field; wettability; interfacial reaction  ......
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, Harbin Institute of Technology, Harbin 150001, China Received 9 September 2011; accepted 28 December 2011 Abstract: A TiAl alloy from pulverized rapidly solidified ribbons with the composition... and 5.9%, respectively, at 800 °C. Key words: TiAl alloy; rapid solidification; spark plasma sintering; microstructure; mechanical properties 1 Introduction γ-based TiAl alloys are currently regarded......
of TiAl alloy at room temperature (RT) limits its applications[1-3]. Over the past few decades, the effects of the composition, preparing method and microstructure on the mechanical behavior of TiAl... investigations reported the effects of the temperature, strain rate and microstructure on the mechanical behavior of TiAl alloy. ZAN et al[11] made investigations on the tensile impact behavior......
Trans. Nonferrous Met. Soc. China 24(2014) 3126-3133 Microstructure and mechanical properties of friction welds between TiAl alloy and 40Cr steel rods Hong-gang DONG1,2, Lian-zhen YU1, Hong-ming GAO2... November 2013; accepted 14 March 2014 Abstract: Direct friction welding of TiAl alloy to 40Cr steel rods was conducted, and the microstructure and mechanical properties of the resultant joints in as-welded......
; 文章编号:1672-7207(2011)03-0629-07 Influence of component of glass on protecting TiAl alloy in high temperature oxidation LI Hui-zhong1, 2, 3, LI Zhou1, 3, ZENG Min1, 3, LIU Yong2... composition is 80SiO2-11Na2O-9CaO, which can effectively prevent it from oxidation. Key words: TiAl based alloy; glass composition; high temperature oxidation; SiO2 TiAl基合金具有比强度和比刚度高,密度低,高温抗蠕变性能强等优点......
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system; TiAl alloy; reaction mechanism; [全文内容正在添加中] ...CaH_2-TiO_2-Al体系制备TiAl合金反应机制的探讨 郭广思1,胡艳1,胡小媚1,成永君2 (1.沈阳理工大学,辽宁,沈阳,110168;2.沈阳航天三菱汽车发动机制造有限公司,辽宁,沈阳,110179) 摘要:通过热力学计算可知,在CaH_2-TiO_2-Al体系中用还原扩散法制备TiAl合金是可能的.该反应为一级反应,采用液-固未反应核模型探讨其反应机制.结果表明,TiO_2......