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Influence of pH value on chromate-free conversion coating for magnesium alloys WENG Wen-ping(翁文凭), CHEN Qi(陈 琦), ZHANG Hui(张 慧), ZHONG Hao(钟 皓), YAN Yun-qi(闫蕴琪) Suzhou Institute for Nonferrous Metals Processing Technology, Suzhou 215026, China Received 28 July 2006; accepted 15 September 2006 Abstract: Many factors were found to have effects on the conversion coatings for AZ31 alloy......
Corrosion resistance, composition and structure of RE chemical conversion coating on magnesium alloy YU Sheng-xue(于升学)1, 2, CAO Jing-yu(曹靖瑜)2, CHEN Ling(陈 玲)2, HAN Jing(韩 婧)2, ZHANG Rui-jun(张瑞...; Abstract: Golden yellow rare earths chemical conversion coating was obtained on the surface of magnesium alloy by immersing in cerium sulfate solution. The corrosion......
information for 2D/3D conversion was proposed. The distance between objects is determined by the distances between objects and light source position which is estimated by the analysis of the image... to verify its effectiveness.Key words:lighting analysis; depth information; focus/defocus information; 2D/3D conversion......
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......
Improving Corrosion Resistance of Cf/Mg Composites using Rare Earth Conversion Coatings Wang Chunyu1,Song Meihui1,Wu Gaohui1 (1.School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China) Abstract:The surface of carbon fiber reinforced Mg matrix (Cf/Mg) composites was modified by treatment of rare earth conversion coating, and nontoxic, non-pollution Ce......
Applications of carbonic acid solution for developing conversion coatings on Mg alloy YU Bing-lung(余秉隆), LIN Jun-kai(林俊凱), UAN Jun-yen(汪俊延) Department of Materials Science and Engineering...-hydrotalcite (Mg6Al2(OH)16CO3·4H2O) layer and/or calcium carbonate (CaCO3) layer on Mg alloy in a carbonic acid solution system (aqueous HCO3-/CO32- or Ca2+/HCO3-) at 50 ?C were reviewed. Conversion......
Growth and corrosion resistance of molybdate modified zinc phosphate conversion coatings on hot-dip galvanized steel LIN Bi-lan(林碧兰), LU Jin-tang(卢锦堂), KONG Gang(孔 纲), LIU Jun(刘 军) School...; Abstract: The modified zinc phosphate conversion coatings(ZPC) were formed......
Electrochemical characteristics and surface morphology in non-chromate chemical conversion coating for Zn-electroplated steel sheets Masazumi OKIDO1, Ryoichi ICHINO1, Seok-Ki JANG2...; Abstract: The corrosion protection property and morphology of colloidal silica conversion films as an alternative to chemical conversion coating(CCC) films were......
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Corrosion properties of AZ31magnesium alloy and protective effects of chemical conversion layers and anodized coatings CHENG Ying-liang(程英亮)1,WU Hai-lan(吴海兰)1, CHEN Zhen-hua(陈振华)1, WANG Hui-min(王...) techniques, meanwhile, the protective properties of two environmentally protective types of chemical conversion layers and anodized coatings of AZ31 magnesium alloys were also discussed. The component......
