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Color coated steel plate is a product made of cold-rolled steel plate and galvanized steel, zinc aluminum magnesium, and galvanized steel plate as the base mate···
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Galvanized steel strip is the use of zinc added to the surface of the steel strip, so that the steel strip under a layer of protective clothing, and zinc this l···
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Understanding the quality defects and countermeasures of hot-galvanized coil products is helpful for us to better communicate with users and improve the quality···
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