采用钛盐溶液替代铬酸盐溶液对镀锌层进行表面钝化处理,获得了色泽光亮、耐腐蚀性能优良的蓝色钝化膜层.探讨了钛盐钝化溶液成分及工艺参数对镀锌层表面钝化膜的耐腐蚀性影响;中性盐雾、电化学测试等腐蚀性能试验结果表明,钛盐钝化溶液所获得的蓝色钝化膜,其耐腐蚀性能更优于铬酸盐钝化膜.
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