Zinc electroplating is the result of external power supply through electricity stacking method to obtain the coating. The coating is achieved by the fine grains composed of pure zinc .
Hot-dip galvanizing is by thermal diffusion effect constitute a physical coating. Then constitute the primary iron-zinc compounds which have generated a pure zinc layer on iron zinc compounds appearance.
Theoretically, arbitrary thickness can be obtained galvanized zinc layer. Current useful galvanized zinc of up 1200g/m2. The amount of zinc electro-galvanized layer is also usually up to 750g/m2. The amount of hot-dip galvanizing can only reach 593g/m2 though with highest zinc elements.
Mechanical properties of hot-dip galvanizing steel will drop , high-demand high strength and corrosion resistance of galvanized steel wire rope , multi-use electro-galvanized steel wire twisting .
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