Silver electroplating of beryllium bronze with thiosulfate was used to replace conventional toxic silver plating with cyanide in accordance of the characteristics of the beryllium bronze.

• 从分析铍青铜材料的特殊性入手,针对性地采取有效的前处理工艺措施,以硫代硫酸盐镀银取代传统的有毒的氰化镀银,分析了银镀层变色的原因并提出了相应的抗变色处理措施。