也谈镀锌钝化的发展

Also talk about the development of zincification's passivation

本文对镀锌超低铬兰白钝化、一次性银白钝化、无硫酸低铬彩钝、无硝酸低铬彩钝等工艺提出了一些看法,并对应用中的一些问题提出了若干意见。

This paper has bring forward personal view of zincificaion' s exceed lower chrome passivation,once silver passivation,no-vitriol lower chrome color passivation,no-nitric acid lower chrome passivation and technics,and giv- en several suggestions about the problem in the application