With regards to the surface treatment, our crafts include nigrescence, phosphorization, zinc plating, dacromet, nickel plating and copper plating.
表面处理有发黑、、、克罗、镍、铜等工艺。
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Though galvanisation is often done by dipping steel in liquid zinc, it is sometimes done by electrolysis-nickel and copper plating are normally done this way.
尽管一般是通过液态锌蘸洗钢铁锌,有时候也会用解的方法,在和铜时就通常使用。
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