海洋工程用铜镍合金的腐蚀与防护研究进展  

Research Progress on Corrosion and Protection of Copper-Nickel Alloys for Marine Engineering

作　　者：韩秋丽 安士忠 宋克兴[1,4] 刘海涛 周延军 程楚[1,2,3] 张彦敏 HAN Qiuli;AN Shizhong;SONG Kexing;LIU Haitao;ZHOU Yanjun;CHENG Chu;ZHANG Yanmin(School of Materials Science and Engineering,Henan University of Science and Technology,Luoyang 471023,Henan,China;Provincial and Ministerial Co-construction of Collaborative Innovation Center for Non-ferrous Metal New Materials and Advanced Processing Technology,Luoyang 471023,Henan,China;Henan Key Laboratory of Non-ferrous Materials Science&Processing Technology,Luoyang 471023,Henan,China;Henan Academy of Sciences,Zhengzhou 450046,China)

机构地区：[1]河南科技大学材料科学与工程学院,河南洛阳471023 [2]有色金属新材料与先进加工技术省部共建协同创新中心,河南洛阳471023 [3]河南省有色金属材料科学与加工技术重点实验室,河南洛阳471023 [4]河南省科学院,郑州450046

出　　处：《材料导报》2024年第18期148-155,共8页Materials Reports

基　　金：国家自然科学基金(52071133)。

摘　　要：铜镍合金因具有良好的耐海水腐蚀性能、高的传热系数、优良的抗微生物附着性能和冷热加工性能,被广泛应用于船舶海水冷凝系统、滨海电厂的热交换器等海洋工程领域。本文围绕海洋工程用铜镍合金的腐蚀行为,首先概述了铜镍合金铸态、变形态及热处理的组织结构特点,接着归纳分析了合金元素、温度、pH值和硫离子对铜镍合金耐蚀性的影响,重点综述了合金化法、牺牲阳极法、缓蚀剂法、防腐涂料法和膜技术等铜镍合金耐蚀性的提升方法,最后展望了海洋工程用铜镍合金的发展趋势。Cu-Ni alloys are widely used in marine engineering fields such as marine water condensation systems,and heat exchangers of coastal power plants due to they have good corrosion resistance to seawater,high heat transfer coefficient,excellent anti-microbial adhesion performance and cold and hot processing performance.In this paper,the corrosion behavior of copper-nickel alloys used in marine engineering is reviewed.Firstly,the microstructure characteristics of copper-nickel alloys in as-cast,deformed and heat treated are summarized,and then the effects of alloying elements,temperature,pH and sulfur ions on the corrosion resistance of copper-nickel alloys are summarized and analyzed.The methods of improving the corrosion resistance of copper-nickel alloys such as alloying,sacrificial anode,corrosion inhibitor,anticorrosive coating and film technology are reviewed.Finally,the development trend of copper-nickel alloys for marine engineering is prospected.

关 键 词：海洋工程 耐蚀铜合金 铜镍合金 腐蚀行为 

分 类 号：TG146.11[一般工业技术—材料科学与工程]