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SUPERPLASTICITY AND DIFFUSION BONDING OF IN718 SUPERALLOY K.F. Zhang1,D.Z. Wu1,W.B. Han1,B. Wang1 (1.School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China) Abstract:The superplasticity and diffusion bonding of IN718 superalloy were studied in this article. The strain rate sensitivity index m was obtained at different temperatures and various initial......
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Diffusion barrier performance of nanoscale TaNx thin-film ZHOU Ji-cheng(周继承), CHEN Hai-bo(陈海波), LI You-zhen(李幼真) School of Physics Science and Technology, Central South University, Changsha..., and the diffusion barrier properties of TaNx thin-films is improved. TaN1.09 can prevent interdiffusion between Cu and Si effectively after annealing up to 650 ℃ for 60 s. The failure of TaNx is mainly......
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Diffusion bonding of Al alloy to Al2O3 ceramicFENG Ji-cai(冯吉才), WANG Da-yong(王大勇), LI Zhuo-ran(李卓然), LIU Hui-jie(刘会杰)(National Key Laboratory of Advanced Welding Production Technology,Harbin Institute of Technology, Harbin 150001, China)Abstract:A layer of Cu was sintered on the surface of Al2O3 ceramic before bonding, and then diffusion bonding technology was applied to bond Al2O3/Cu to Al......
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