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Morphology, structure and formation mechanism of silicide coating by pack cementation process XIAO Lai-rong(肖来荣), CAI Zhi-gang(蔡志刚), YI Dan-qing(易丹青), YING Lei(殷 磊),LIU Hui-qun(刘会群), HUANG Dao-yuan(黄道远) School of Materials Science and Engineering, Central South University, Changsha 410083, China Received 10 April 2006; accepted 25 April 2006 Abstract: The MoSi2 coating on C103 niobium......
Properties of plasma sprayed NiCrAlY+ZrO2 coating on TiAl alloy surface ZHOU Hai(周 海), CHEN Fei(陈 飞), L? Xiao-jing(吕晓静) College of Mechanical Engineering, Beijing Institute of Petrochemical Technology, Beijing 102617, China Received 15 July 2007; accepted 10 September 2007 Abstract: The NiCrAlY+ZrO2 thermal barrier coating was prepared on the surface of TiAl alloy by plasma......
Chemical conversion coating on AZ31B magnesium alloy and its corrosion tendency Hualan JIN1,Ming WANG2,Xiangjie YANG2 (1.School of Materials Science and Engineering,Nanchang University,Nanchang... as well as the phase composition of chemical conversion coating formed by phosphate were studied using scanning electron microscope and X-ray diffraction. The corrosion resistance of the coating......
Effect of Y2O3 Content on Microstructure of Gradient Bioceramic Composite Coating Produced by Wide-Band Laser Cladding Zou Jianglong1,Zheng Min2,DONG Chuang1,Liu Qibin2 (1.State Key Laboratory... and cracks in the process of laser cladding, a kind of bioceramic coating with gradient compositional design was prepared on the surface of Ti alloy by using wide-band laser cladding. And effect......
Effect of coating material and lubricant on forming force and surface defects in wire drawing process S. M. BYON1, S. J. LEE2, D. W. LEE1, Y. H. LEE3, Y. LEE2 1. Department of Mechanical... drawing test for four different coating materials and two different lubricants was performed as the reduction ratio increased from 10% to 30%. Materials used for a substrate in this study are plain......
Trans. Nonferrous Met. Soc. China 22(2012) 2139-2145 Effects of Ce in novel bronze and its plasma sprayed coating LI Wen-sheng1, LIU Yi1, WANG Zhi-ping1, MA Chao2, WANG Shun-cai2 1. State Key... and microhardness measurements. The results indicate that the hardness of both as-cast alloy and coating are enhanced by the addition of 0.6% Ce due to the refinement of κ phases which are well distributed......
Effects of Cr interlayer on mechanical and tribological properties of Cr-Al-Si-N nanocomposite coating Young Su HONG1, Se Hun KWON2, Tiegang WANG2, Doo-In KIM2, Jihwan CHOI2, Kwang Ho KIM1, 2 1..., Korea Received 21 April 2010; accepted 10 September 2010 Abstract: Cr-Al-Si-N coatings were deposited on SUS 304 substrate by a hybrid coating system. A Cr interlayer was introduced between Cr-Al......
Multilayer ceramic coating for impeding corrosion of sintered NdFeB magnetsK.M.Deen22. Department of Metallurgy and Materials Engineering CEET,University of the Punjab摘 要:coating applied through cathodic arc physical vapour deposition(CAPVD) for protection of sintered NdFeB permanent magnets.The performance of ceramic coating......
Trans. Nonferrous Met. Soc. China 23(2013) 2107-2112 Double SiC coating on carbon/carbon composites against oxidation by a two-step method Can SUN, He-jun LI, Qian-gang FU, Jia-ping ZHANG, Han PENG... resistance of C/C composites, a double SiC protective coating was prepared by a two-step technique. Firstly, the inner SiC layer was prepared by a pack cementation technique, and then an outer uniform......
Study of a New Chromium-Free Conversion Coating Formed on ZnAl Alloy YANG Ning1,HAN Xia-yun1,GUO Zhong-cheng1,LONG Jin-ming1 (1.Faculty of Materials and Metallurgical Engineering, Kunming... increased with the cerium nitride plus additives (hydrogen fluoride acid and an organic inhibitor) treating process. The modified conversion film is an organic/inorganic composite coating and is much......