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, which is the main reason for the improved overall oxidation resistance of the irradiated TBCs. Key words: Y2O3; ZrO2; thermal barrier coating; high-intensity pulsed ion beam; electron beam physical.... Investigation on plasma-sprayed ZrO2 thermal barrier coating on nickel alloy substrate [J]. Journal of Central South University of Technology, 2002, 9(4): 225-234. [3] TAYMAZ I. The effect of thermal barrier......
An in-situ formed ceramic/alloy/ceramic sandwich barrier to resist elements interdiffusion between NiCrAlY coating and a Ni-based superalloyCean Guo1,Feng Zhou1,Minghui Chen2,Jinlong Wang2,Shenglong.../NiCoCr alloy/alumina sandwich by an in-situ reaction with the overlaying NiCrAlY coating and the alloy substrate at high service temperatures, which offers good barrier ability in conjunction......
Stability of NiCrAlY coating/titanium alloy system under pure thermal exposureXiao-Min Peng1,2,An-Ru Wu2,Li-Jun Dong2,You-Rui Tao2,Wei-Guo Gao2,Xiang-Lin Zhou11. State Key Laboratory of Advanced... coating was deposited on TC4 titanium alloy using arc ion plating,and the stability of NiCrAlY coating/TC4 substrate system under pure thermal exposure was analyzed in a wide temperature range.During......
涂层; TC4合金; 真空热处理; 界面反应; 显微组织 中图分类号:TB43 文献标识码:A 文章编号: 1672-7207(2005)04-0550-05 Interaction behavior between NiCrAlY coating and TC4 alloy substrate XIA Chang-qing, LI Jia, GU Yi, PENG Xiao-min, WU Wen-hua (School of Materials Science and Engineering, Central South University, Changsha 410083, China) Abstract: NiCrAlY coating was deposited on the TC4 (Ti6Al4V) substrate by arc ion plating......
the performance and efficiency of thermal barrier coating(TBC), it is important to improve the thermal insulation property. In this work, a columnar Al film was deposited at the top of 7 wt...Reaction Mechanism and Thermal Insulation Property of Al-deposited 7YSZ Thermal Barrier CoatingXiaofeng Zhang1,2,Kesong Zhou1,2,Wei Xu1,2,Jinbing Song2,Chunming Deng2,Min Liu21. School of Materials......
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kHz ultrasound, the coating qualities are improved, whereas 30 kHz has an opposite effect. 关键词:plasma spray; arc- ultrasonic; thermal barrier coating; morphology; [全文内容正在添加中] ...:The method of arc- ultrasonic is introduced into plasma spray process. The process of spray ZrO2-NiCoCr AlY thermal barrier coatings (TBCs) using air plasma spray (APS) process is studied. A exciting......
喷丸处理对热障涂层中NiCrAlY结合层的影响 曾飞1,潘峰1,王仁智2,高阳1 (1.清华大学材料科学与工程系,北京,100084;2.北京航空材料研究院,北京,100095) 摘要:采用3 kW射频电源在经真空电弧镀涂敷了NiCrAlY过渡层的涡轮和导向叶片上沉积ZrO2陶瓷层.对NiCrAlY涂层进行喷丸形变处理,研究了喷丸工艺对NiCrAlY涂层显微结构,相结构,残余应力和高温氧化性能的影响.结果表明:喷丸形变处理使涂层表面拉应力变为压应力;消除了NiCrAlY涂层气孔等缺陷,表面粗糙度Rz值由16.4 μm减小到3.3 μm;喷丸后涂层抗氧化性提高3倍. 关键词:热障涂层; 残余应力; 射频磁控溅射; 喷丸形变; [全文内容正在添加中] ......
Advances on strategies for searching for next generation thermal barrier coating materialsBin Liu1,Yuchen Liu1,Changhua Zhu1,Huimin Xiang2,Hongfei Chen1,Luchao Sun3,Yanfeng Gao1,Yanchun Zhou21... barrier coating(TBC) materials play important roles in gas turbine engines to protect the Nibased super-alloys from the high temperature airflow damage. High melting point, ultra-low thermal conductivity......
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