| 镁锂合金在人体模拟汗液中的腐蚀行为 |
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| 引用本文： | 黄晓梅,凌文亮,刘飒,王艳艳.镁锂合金在人体模拟汗液中的腐蚀行为[J].表面技术,2009,38(6):45-47. |
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| 作者姓名： | 黄晓梅 凌文亮 刘飒 王艳艳 |
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| 作者单位： | 哈尔滨工程大学超轻材料与表面技术教育部重点实验室,黑龙江,哈尔滨,150001;哈尔滨工程大学超轻材料与表面技术教育部重点实验室,黑龙江,哈尔滨,150001;哈尔滨工程大学超轻材料与表面技术教育部重点实验室,黑龙江,哈尔滨,150001;哈尔滨工程大学超轻材料与表面技术教育部重点实验室,黑龙江,哈尔滨,150001 |
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| 摘 要： | 为了研究镁锂合金在人体模拟汗液中的腐蚀特性，测试了镁锂合金在该溶液中开路电极电位与时间的关系曲线及在该溶液中浸泡不同时间的极化曲线，对比了镁锂合金在模拟汗液中及在pH=7的3．5％NaCl溶液中的电化学阻抗谱。采用数码相机、扫描电镜观察了镁锂合金在人体模拟汗液中的腐蚀形貌，用失重法测得了腐蚀速率。结果表明：在1～35min内，随浸泡时间的增加，镁锂合金会出现钝化现象，腐蚀速率降低；镁锂合金在人体模拟汗液中的电化学反应电阻为47．69Ω／cm^2，腐蚀为全面的点腐蚀，腐蚀速率为4．40g／（m^2·h）。
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| 关 键 词： | 镁锂合金 模拟汗液 腐蚀 |
Corrosion Behavior of Mg-Li Alloy in Human Body Simulation Sweat |
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| HUANG Xiao-mei,LING Wen-liang,LIU Sa,WANG Yan-yan.Corrosion Behavior of Mg-Li Alloy in Human Body Simulation Sweat[J].Surface Technology,2009,38(6):45-47. |
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| Authors: | HUANG Xiao-mei LING Wen-liang LIU Sa WANG Yan-yan |
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| Affiliation: | HUANG Xiao-mei,LING Wen-liang,LIU Sa,WANG Yan-yan(Key Laboratory of Ministry of Education of Superlight Materials , Surface Technology,College of Materials Science , Chemical Engineering,Harbin Engineering University,Harbin 150001,China) |
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| Abstract: | In order to study the corrosion characteristics of Mg-Li alloy in different environment,corrosion behavior of Mg-Li alloy in solution of human body simulation sweat was investigated through open circuit electrode potential vs time curve,polarization curve and impedance spectroscopy.The difference of impedance spectroscopy result between in solution of human body simulation sweat and in sodium chloride solution(5%,pH=7 3) was investigated.The corrosion surface appearances of Mg-Li alloy were observed by digi... |
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| Keywords: | Mg-Li alloy Solution of simulating human body sweat Corrosion |
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