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钢铁材料在武汉长江中的现场腐蚀试验结果
引用本文:黄桂桥,杨朝晖,周学杰,韩冰. 钢铁材料在武汉长江中的现场腐蚀试验结果[J]. 腐蚀与防护, 2009, 0(10)
作者姓名:黄桂桥  杨朝晖  周学杰  韩冰
作者单位:钢铁研究总院青岛海洋腐蚀研究所;武汉材料保护研究所;
基金项目:国家科技基础条件平台建设项目(2005DKA10400); 国家自然科学基金资助重大项目(50499332)。
摘    要:通过现场暴露试验,获得了7种典型钢铁材料、碳钢/不锈钢、碳钢/铜偶对在武汉长江中的腐蚀结果,总结了它们的腐蚀行为。HT200、QT500-7、Q235、16Mn在武汉长江中有较高的腐蚀速率和较重的点蚀。QT500-7的耐蚀性好于HT200。在武汉长江中暴露4年,304、316L没有明显的腐蚀,430有较轻的点蚀。在长江水中Q235与304或T2偶合,电偶腐蚀较重。

关 键 词:钢铁材料  淡水  腐蚀  长江  

Corrosion Behavior of Ferrous Metals Exposed to the Yangtse River in Wuhan of China
HUANG Gui-qiao,YANG Zhao-hui,ZHOU Xue-jie,HAN Bing. Corrosion Behavior of Ferrous Metals Exposed to the Yangtse River in Wuhan of China[J]. Corrosion & Protection, 2009, 0(10)
Authors:HUANG Gui-qiao  YANG Zhao-hui  ZHOU Xue-jie  HAN Bing
Affiliation:HUANG Gui-qiao1,YANG Zhao-hui1,ZHOU Xue-jie2,HAN Bing1(1.Qingdao Research Institute of Marine Corrosion,Qingdao 266071,China,2.Wuhan Research Institute of Materials Protection,Wuhan 430030,China)
Abstract:By using field exposure tests,the corrosion behaviors of seven typical ferrous metals,mild steel/stainless steel couple and mild steel/copper couple were studied in the Yangtse River in Wuhan of China.HT200,QT500-7,Q235 and 16Mn had higher corrosion rate and more serious pitting in the Yangtse River in Wuhan.Corrosion resistance of QT500-7 was better than that of HT200.After exposure to the Yangtse River in Wuhan for 4 years,corrosion of 304 and 316L was not obvious,and pitting of 430 was not serious.Galvan...
Keywords:ferrous metal  fresh water  corrosion  Yangtse River  
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