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  • In order to improve the corrosion resistance of steel pipe, the general steel pipe is galvanized. Galvanized steel pipe is divided into hot dip galvanized and electric galvanized. The layer of hot dip galvanized is thick, the cost of electric galvanized is low, and the surface is not very smooth. Used for steel blowing oxygen pipe, generally with small diameter welded steel pipe, specifications from 3/8-2 inches of eight. Made of 08, 10, 15, 20 or 195-Q235 steel strip, in order to prevent corrosion, some should be aluminized.

    umbrella roofing nails

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  • The whole country is cooling down on a massive scale. People suddenly feel that winter is coming. In much of the north, the collection of central heating and heating has also begun. People who do not have central heating or do not want to use traditional heating choose air heating. As heating equipment enters the peak season, building network sales are also gradually increasing.

    umbrella roofing nails

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    umbrella roofing nails umbrella roofing nails

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    umbrella roofing nails

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  • The barbed wire factory will store the blade barbed wire inventory in the appropriate place, because it understands the product characteristics.

    umbrella roofing nails

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    umbrella roofing nails umbrella roofing nails

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  • umbrella roofing nails

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    umbrella roofing nails umbrella roofing nails

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