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.
铁件在由硫酸铜、硫酸亚、络
剂、稳定剂等组成的溶液中,可以置
不同
质
分数的铜-
层,其工艺可替代氰化物预
铜,消除氰化物污染,是实现电
清洁生产措施之一。