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INITIAL ATMOSPHERIC CORROSION OF ZINC IN THE PRESENCE OF NH4Cl C.N.Cao1,C.W.Yan1,Q.Qu2,G.H.Liu2,L.LI3,L.ZHANG1 (1.Stake Key Laboratory for Corrosion and Protection,Institute of Metal Research...,Kunming 650091,China) Abstract:Influence of NH4 Cl on the initial atmospheric corrosion of zinc was investigated via quartz crystal microbalance(QCM)in laboratory at 80%RH and 25℃.The results show......
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Corrosion behavior on aluminum alloy LY12 in simulated atmospheric corrosion process WANG Zhen-yao(王振尧), MA Teng(马 腾), HAN Wei(韩 薇), YU Guo-cai(于国才) Environmental Corrosion Center, Institute... on high-strength aluminum alloy can raise evidently the resistance of atmospheric corrosion. Cl- can promote pitting generation on the oxide film of LY12 when exists, LY12 can react much intensely......
Initial atmospheric corrosion of zinc in presence of Na2SO4 and (NH4)2SO4 QU Qing(屈 庆)1, LI Lei(李 蕾)1, BAI Wei(白 玮)2, YAN Chuan-wei(严川伟)3 1. Department of Chemistry, Yunnan University, Kunming...; Abstract: Initial atmospheric corrosion of zinc in the presence of Na2SO4 and (NH4)2SO4 was investigated via quartz crystal......
Influence of NaCl deposition on atmospheric corrosion behavior of AZ91 magnesium alloy ZHOU Wan-qiu(周婉秋)1, 2, SHAN Da-yong(单大勇)2, HAN En-hou(韩恩厚)2, KE Wei(柯 伟)2 1. College of Chemistry... of oxide and hydroxide of magnesium and aluminum. Key words: magnesium alloy; atmospheric corrosion; NaCl deposition; X-ray photo electron spectroscopy 1 Introduction As the lightest structural metal......
Review of the atmospheric corrosion of magnesium alloysHongguang Liu1,Fuyong Cao1,Guang-Ling Song1,2,3,Dajiang Zheng1,Zhiming Shi3,Mathew S. Dargusch3,Andrej Atrens31. Center for Marine Materials...="ChDivSummary">Mg atmospheric corrosion is induced by a thin surface aqueous layer.Controlling factors are microgalvanic acceleration between different phases,protection by a continuous second phase......
EFFECT OF CHLORIDE ON THE ATMOSPHERIC CORROSION OF SIMULATED ARTIFACT IRON IN NO3-BEARING POLLUTANT ENVIRONMENT X. Cao1,C.C. Xu1 (1.Beijing University of Chemical Technology, Beijing 100029, China) Abstract:The effect of chloride in nitrogen-bearing pollutant on the atmospheric corrosion of cast iron was investigated by using periodic wet-dry test, electrochemical experiment and surface......
electrochemical experiments on the Al2O3-3TiO2 and CoNiCrAlY coating layers by atmospheric pressure plasma spray coating process. By evaluating the corrosion resistance of these materials... layer; underwater rotating products; marine environment; corrosion characteristics; atmospheric pressure plasma spray 1 Introduction The atmospheric pressure plasma spray coating technology is used......
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Understanding environmental impacts on initial atmospheric corrosion based on corrosion monitoring sensorsZibo Pei1,Xuequn Cheng1,Xiaojia Yang1,Qing Li2,Chenhan Xia2,Dawei Zhang1,Xiaogang Li11... Beijing2. School of Material Science and Engineering, Nanchang Hangkong University摘 要:Atmospheric corrosion monitoring(ACM) sensors were employed to study......