三价铬盐的二甲基酰胺(DMF)水溶液体系电沉积Fe-Cr合金,可获得含Cr12%~65%(质量分数)的光亮合金镀层.研究了阴极电流密度、镀液pH值、三价铬盐浓度对镀层成分的影响及合金镀层耐腐蚀性能.
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