1 1 2 hot dipped galvanized roofing nails

1 1 2 hot dipped galvanized roofing nails

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1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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  • 1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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  • 1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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  • 1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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  • Hot dip galvanizing is to make the molten metal react with the iron matrix to produce an alloy layer, so that the matrix and the coating are combined. Hot dip galvanizing is to first pickling the iron and steel parts. In order to remove the iron oxide on the surface of the iron and steel parts, after pickling, it is cleaned in the tank of ammonium chloride or zinc chloride aqueous solution or mixed aqueous solution of ammonium chloride and zinc chloride, and then sent into the hot dip plating tank. Hot dip galvanizing has the advantages of uniform coating, strong adhesion and long service life.

    1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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  • The galvanized requirements of the parts to be plated: the surface of the parts to be plated should be smooth, and there is no dirt that cannot be removed by pickling method. Such as paint, grease, cement, asphalt and excessive rotten harmful substances; All welds of welded components shall be sealed without air; Pipe fittings and containers must have exhaust and zinc inlet holes; The workpiece should be finished welded steel pipe without thread, if any thread should be protected.

    1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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  • 1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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  • 1 1 2 hot dipped galvanized roofing nails

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    1 1 2 hot dipped galvanized roofing nails 1 1 2 hot dipped galvanized roofing nails

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