电弧喷涂锌铝合金涂层的防腐机理和应用现状  

Anticorrosion Mechanism and Application Status of Arc-sprayed Zn-Al Alloy Coating

作　　者：黄钰[1] 程西云[2] 

机构地区：[1]汕头职业技术学院,广东汕头525041 [2]汕头大学工学院,广东汕头515063

出　　处：《热加工工艺》2014年第4期9-11,16,共4页Hot Working Technology

基　　金：广东省高等学校高层次人才培养项目(2011140184002)

摘　　要：从合金的相结构、涂层自腐蚀电位、涂层孔隙电阻、涂层电容等方面分析了锌铝合金涂层在氯离子存在环境中的防腐机理,综述了锌铝合金涂层的应用现状,并展望了锌铝合金涂层防腐技术的发展趋势。AThe anticorrosive mechanism of Zn-AI alloy coating in the chloride ion environment was analyzed from the alloy phase structure, the corrosion potential of the coating layer, the coating pore resistance, capacitance, etc. The application status of the alloy coating was reviewed. And the development trend of the coating anticorrosion technology was prospected.

关 键 词：电弧喷涂 锌铝合金 防腐机理 牺牲阳极 钝化 

分 类 号：TG174.3[金属学及工艺—金属表面处理]