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July 14, 2022

Cold Drawn Tube

Cold-drawn Steel Pipe is a kind of steel pipe, that is, it is classified according to different production processes, which is different from hot-rolled (expanded) pipe. In the process of expanding the diameter of the capillary blank or the raw material tube, it is processed by multiple passes of cold drawing, usually on a single-chain or double-chain cold drawing machine of 0.5 to 100T. Cold-rolled (pulled) steel pipes are divided into general steel pipes, low and medium pressure boiler steel pipes, high pressure boiler steel pipes, alloy steel pipes, stainless steel pipes, petroleum cracking pipes, machined pipes, thick-walled pipes, small diameter and internal mold cold drawn pipes and other steel pipes. , Also includes carbon thin-walled steel pipe, alloy thin-walled steel pipe, stainless thin-walled steel pipe, special-shaped steel pipe. The outer diameter of the cold-drawn steel pipe can reach 6mm, the wall thickness can reach 0.25mm, and the outer diameter of the thin-walled pipe can reach 5mm and the wall thickness is less than 0.25mm. Restrictions, its diameter and length are subject to certain restrictions.

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