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耐火耐候钢的耐蚀性研究
引用本文:刘静,付益平,刘继雄,张恒.耐火耐候钢的耐蚀性研究[J].腐蚀科学与防护技术,2008,20(3):216-219.
作者姓名:刘静  付益平  刘继雄  张恒
作者单位:武汉科技大学,钢铁冶金及资源利用省部共建教育部重点实验室,武汉,430081
摘    要:对室内盐雾加速腐蚀循环试验和10个月大气暴露试验的耐火耐候建筑用钢试样进行电化学测试,研究了其耐蚀性能。结果表明,各钢种阴极极化曲线由裸露的扩散控制极化转变为带锈的活化极化,而且带锈的耐火耐候钢阳极极化反应比普通建筑用钢受到更大的阻滞,表明耐火耐候钢的耐蚀性比普通碳钢要好.对锈层横截面的扫描电镜分析表明合金元素有助于保护膜的生成.

关 键 词:极化  耐火耐候钢  腐蚀
文章编号:1002-6495(2008)03-0216-04
收稿时间:2006-11-07
修稿时间:2006年11月7日

WEATHERING PROPERTY OF FIRE-RESISTANT AND WEATHERING CONSTRUCTION STEEL WGJ510C2
LIU Jing,FU Yi-ping,LIU Ji-xiong,ZHANG Heng.WEATHERING PROPERTY OF FIRE-RESISTANT AND WEATHERING CONSTRUCTION STEEL WGJ510C2[J].Corrosion Science and Protection Technology,2008,20(3):216-219.
Authors:LIU Jing  FU Yi-ping  LIU Ji-xiong  ZHANG Heng
Affiliation:LIU Jing,FU Yi-ping,LIU Ji-xiong,ZHANG Heng Key laboratory for Ferrous Metallurgy , Resources Utilization of Ministry of Education Wuhan University of Science , Technology,Wuhan 430081
Abstract:Weathering performance of the fire-resistant and weathering construction steel WGJ510C2 was studied by using indoor cyclic corrosion test and atmospheric field exposure test(at Wuhan for ten months).The results of electrochemical test show that anode polarization reaction of the tested steels transforms from diffusion control polarization into rust activation polarization.Moreover,compared to ordinary construction steel Q235 and Q345,the anodic polarization process of the steel WGJ510C2 with rust scale is r...
Keywords:polarization  fire-resistant and weathering construction steel  corrosion  
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