With regards to the surface treatment, our crafts include nigrescence, phosphorization, zinc plating, dacromet, nickel plating and copper plating.
表理有发黑、磷化、机锌、达克罗、镍、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.
尽管一般液态锌蘸洗钢铁镀锌,有时候也会的方法,在镀镍和铜时就常使镀。
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