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Ultrasonic Plasma Spray--A New Plasma Spray Process WEN Xiong-wei1,LI Lu-ming1,ZHANG Hua-tang1,LU Zhi-qing1 (1.Department of Mechanical Engineering, Tsinghua University, Beijing 100084, China) 摘要: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......
Study of the Active Screen Plasma Nitriding H.Dong1,C.X.Li1,Zhao Cheng2,T.Bell1 (1.Department of Metallurgy and Materials, University of Birmingham, Birmingham, UK;2.Plasma Engineering Laboratory, Qingdao University of Science and Technology, Qingdao, China) 摘要:Active screen plasma nitriding (ASPN) is a novel nitriding process, which overcomes many of the practical problems associated......
Plasma Nitriding of Low Alloy Sintered Steels Fakhreddin Ashrafizadeh1,Tom Bell2,Xiao-Ying Li2,Shiva Mansoorzadeh1 (1.Department of Materials Engineering, Isfahan University of Technology Isfahan, Iran;2.School of Engineering, Metallurgy and Materials, The University of Birmingham, Birmingham, UK) 摘要:Fe-3Cr-0.5Mo-0.3C and Fe-3Cr-1.4Mn-0.5Mo-0.367C sintered alloys were plasma nitrided......
Sensing controlled pulse key-holing condition in plasma arc welding JIA Chuan-bao(贾传宝)1, WU Chuan-song(武传松)1, ZHANG Yu-ming(张裕明)2 1. Institute for Materials Joining, Shandong...-holing, a new sensing and control system was developed for monitoring and controlling the keyhole condition during plasma arc welding (PAW). Through sensing and processing the efflux plasma voltage......
PHOTOCATALYTIC PERFORMANCE OF PLASMA SPRAYED TiO2-ZnFe2O4 COATINGS Y.Zeng1,W.J. Qian1,J.H. Gao1,J.T. Liu1 (1.Shanghai Institute of Ceramics, The Chinese Academy of Sciences, Shanghai 200050, China) Abstract:A novel TiO2-ZnFe2O4 coating is prepared by plasma spraying. The effects of spraying parameters and the composition of powders on the microstructure, surface morphology and photo-absorption......
Plasma surface alloying of titanium alloy for enhancing burn-resistant property ZHANG Ping-ze(张平则) 1, XU Zhong(徐 重) 1,2, ZHANG Gao-hui(张高会) 2, HE Zhi-yong(贺志勇) 2,YAO Zheng-jun(姚正军) 1 1.School.... In order to avoid this problem, burn-resistant alloying layers were made on the surface of Ti-6Al-4V and Ti-6.5Al-0.3Mo-1.5Zr-0.25Si titanium alloys by using double glow plasma surface alloying technology......
Numerical Analysis of Powder Properties in Low Power Plasma Torch AN Lian-tong1,GAO Yang1,Yan Zhi-jun1,HEI Zhu-kun1 (1.Marine Engineering Collage, Dalian Maritime University, Dalian Liaoning 116026, China) 摘要:A mathematical model was presented to describe the particle trajectory, velocity and temperature properties in the low power plasma spraying torch (3.6 kW)in which powder particles were......
Precipitate-Accommodated Plasma Nitriding for Aluminum Alloys Patama Visittipitukul1,Hideyuki Kuwahara2,Tatsuhiko Aizawa3 (1.Department of Metallurgical Engineering, Chulalongkorn University... the strength and wear resistance of aluminum alloy parts in automotives. Long duration time as well as long pre-sputtering time are required for plasma nitriding of aluminum or its alloys only......
Nanostructured Sulfide Composite Coating Prepared by Atmospheric Plasma Spraying 关耀辉1 (1.中国农业大学) 摘要:Nanostructured FeS-SiC coating was deposited by atmospheric plasma spraying (APS... measured. It was found that the reconstitiuted powers with sizes in the range of 20 to 80 μm had excellent flowability and were suitable for plasma spraying process. The assprayed FeS-SiC composite......
Fatigue Delamination Characteristics of Plasma Sprayed Coatings under Fretting XU Bin-shi1,HAN Jian-min2,ZHOU Zhong-rong3,LIU Shi-can1,XU Xiang-yang2 (1.Institute of Surface Engineering, Chinese... University, Chengdu 610031, China) 摘要:The fretting wear behavior of plasma spraying CoCrW and Cr3C2-NiCr coatings were investigated. The results showed both plasma spraying coatings were inferior......