Cu-Sn alloy coating with different Sn content can be replacement plating out on iron and steel surface in a solution comprising of copper sulfate, stanous sulfate, complexant and stabilization agent.

铁件在由硫酸、硫酸亚锡、、稳定等组成的溶液中,可以置换镀覆不同锡质分数的- 锡金镀层,其工艺可替代氰化物预镀,氰化物污染,是实现电镀清洁生产措施之一。

Metal complexants such as ferrous complexant and cobaltic complexant are common used in this process.

液相法常用的金属有亚铁和钴等。