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引用第128楼Upig于2009-05-01 17:35发表的 :正解,我在做的潜水阀门用到的就是镍镍铬工艺,先镀一层铜,再镀两层镍,最后镀铬,完全应付海水盐腐试验,关键在于两层镍,价格比较高,450克的阀体就要2.5元一个,不锈钢也正是因为加入了镍这个元素,才使它防锈,就是普通的电镀也必须有铜作为电解质,只是铜的厚度不一样罢了。
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