对热浸镀锌层钝化处理可以进一步提高其外观质量和整体防护性能.六价铬对人体和环境有害,传统的六价铬钝化工艺已经被限制使用,并开发了新的代铬(Ⅵ)钝化技术.分别论述了三价铬钝化、无铬钝化及无机盐/有机物复合钝化技术及其机理的研究进展,分析了其优缺点,并指出了未来的发展方向.
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