With regards to the surface treatment, our crafts include nigrescence, phosphorization, zinc plating, dacromet, nickel plating and copper plating.
表有发黑、磷化、机锌、达克罗、、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钢铁镀,有也会用电解的方法,在电镀镍和铜就通常使用电镀。
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