Black Steel Pipes Material Annealled Cold Rolled Steel

Cold rolled strip and sheet have the advantages of smooth and smooth surface, high dimensional accuracy and good mechanical properties. Most of the products are rolled, and a large part of them are processed into coated steel plates. The coil cold rolled sheet has high production efficiency, easy to use, and is conducive to subsequent processing. Therefore, it is widely used and has gradually replaced the hot rolled sheet with the same thickness. Only a small number of cold-rolled alloy steel sheets for special purposes are rolled in one piece. So many customers use it to do pipes.

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