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Surface characteristics of chemical conversion coating for Mg-Al alloy Masazumi OKIDO1, Ryoichi ICHINO1, Seong-Jong KIM2, Seok-Ki JANG2, 1. Nagoya University, Furo-cho, Chikusa-ku...; Abstract: The chemical conversion coating......
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......
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......
Microstructure and formation mechanism of Ce-based chemical conversion coating on 6063 Al alloy CHEN Dong-chu(陈东初)1, 2, LI Wen-fang(李文芳)1, GONG Wei-hui(龚伟慧)1, WU Gui-xiang(吴桂香)1, WU... as to identify the element compositions of the chemical conversion coating. The corrosion resistance of the formed coating was evaluated by potentiodynamic polarization curve determined in 3.5% NaCl......
of magnesium and its alloys have been developed[2]. Among various surface treatments, the chemical conversion coating process is one of important corrosion protective methods of magnesium alloys... electrochemical polarization behaviors. Fig.5 Photos of corrosion surfaces after 3 d of salt spray: (a) OMCC coating; (b) Dow7 coating 4 Conclusions 1) A chemical conversion coating on AZ91D magnesium alloy......
Cerium Chemical Conversion Coating on a Novel Mg-Li Alloy高丽丽,张春红Key Laboratory of Superlight Materials and Surface Technology,College of Materials Science and Chemical Engineering,Harbin Engineering University摘 要:A novel Mg-Li alloy was treated in a cerium nitrate solution and cerium chemical conversion coating was obtained on the alloy......
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......
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 University of Science and Technology, Kunming, China) 摘要:A new chromium-free conversion film was obtained on surface of a ZnAl alloy by chemical conversion process.Influence of the additives in treating......
M. Cerium-based chemical conversion coating on AZ63 magnesium alloy [J]. Surface and Coatings Technology, 2003, 172: 227-232. [7] RUDD A L, BRESLIN C B, MANSFELD F. The corrosion protection afforded... 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......
; Abstract: The oxalate coating formed on AZ91D magnesium alloy by chemical conversion treatment methods in oxalate salt.... The results of salt spray test for oxalate coating is evaluated as Grade 9 according to ASTM B117. The electric resistance of oxalate chemical conversion coating to substrate is below 0.1 Ω. Key words......
