| 公路钢护栏锌铝镁防腐层主要性能指标及其测试方法 |
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| 引用本文： | 周志伟,白媛媛,张璇.公路钢护栏锌铝镁防腐层主要性能指标及其测试方法[J].公路交通科技,2007(Z1). |
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| 作者姓名： | 周志伟 白媛媛 张璇 |
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| 作者单位： | 交通部公路科学研究院公路交通安全技术交通行业重点实验室，交通部公路科学研究院公路交通安全技术交通行业重点实验室，交通部公路科学研究院公路交通安全技术交通行业重点实验室 北京 100088，北京 100088，北京 100088 |
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| 摘 要： | 从经济、环保、节约能源等多角度出发,介绍了使用预镀锌铝镁防腐层作为公路交通工程钢护栏新的防腐方法,对锌铝镁防腐层的定义、防腐原理、涂层生产工艺、涂层特点、涂层适用范围等进行了说明,并介绍分析了公路钢护栏锌铝镁防腐层的外观质量、防腐层厚度、防腐层均匀性、防腐层附着性、防腐层耐盐雾腐蚀性等主要性能指标及其测试方法,对比分析了热镀锌钢护栏和预镀锌铝镁防腐层钢护栏的循环盐雾试验结果,最后介绍分析了预镀锌铝镁钢护栏带来的社会经济效益。
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| 关 键 词： | 交通工程 预镀锌铝钱镀层 公路钢护栏 均匀性 附着性 耐盐雾腐蚀性 环保 节能 |
Performance Requirements and Test Methods for Zn-Al-Mg Coatings for Guardrail |
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| ZHOU Zhi-wei BAI Yuan-yuan ZHANG Xuan.Performance Requirements and Test Methods for Zn-Al-Mg Coatings for Guardrail[J].Journal of Highway and Transportation Research and Development,2007(Z1). |
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| Authors: | ZHOU Zhi-wei BAI Yuan-yuan ZHANG Xuan |
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| Abstract: | In view of economy,environment protection and energy saving,the using of Zn-Al-Mg pre-coatings as a new anticorresion method for steel guardrails in traffic engineering are introduced,the definition,anticorrosion principle,techniques and using scope of Zn-Al-Mg pre-coatings are explained.Performance requirements and test methods for uniformity,appearance quality,adhesion and salt fog resistance are analyzed.The circular test results of hot zinc-plating steel guardrail and Zn-Al-Mg pre-coating steel guardrail in salt fog environment are compared and analyzed.Social and economic benefit of using Zn-Al-Mg pre-coating steel guardrail is also introduced. |
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| Keywords: | traffic engineering Zn-Al-Mg pre-coating steel guardrail uniformity adhesion salt fog resistance environment protection energy saving |
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