码头钢桩的长效腐蚀防护技术及应用现状初探

LUO Xiang-ping,ZHAN Yi-ming,AI Shao-ping, LI Yi-hang,LIU Zhong-he, LI Li-dong, KONG Ling-guang, SUN Hao, ZENG Chang-liang

wf(2022)

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Abstract
随着国民经济的发展,在港口建设中,已经越来越多的码头采用钢桩形式结构设计,但钢桩处于海洋环境中必然会遭到严重地腐蚀.为了使钢桩能够具有较长的使用寿命,需要采取一系列防腐措施对钢桩进行有效地防护.分析了海洋环境下码头钢桩的腐蚀规律以及几种长效防护技术,分别对腐蚀裕量法、耐海水钢、涂料防腐、电化学防护等技术进行了阐述.其中,复层矿脂包覆防腐(Petrolatum Tape and Covering system,简称PTC)技术是钢桩在浪花飞溅区中一种有效的防腐蚀技术.
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