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The definition and characteristics of high-precision cold drawn tubes
High-precision cold drawn pipe is a precision steel pipe with strict inner and outer diameter dimensional accuracy, good surface finish and uniform wall thickness. Its definition is that through a specific cold drawing process, seamless hot-rolled steel pipes or straight seam welded pipes are used as raw materials and drawn multiple times on a cold drawing machine to obtain high-precision and high-quality steel pipe products.
High precision cold drawn tubeIts characteristics are mainly reflected in the following aspects:
1. High precision: The tolerance range of inner and outer diameters is small, ensuring precise fit and installation of pipe fittings.
2. High surface finish: After cold drawing and subsequent processing, the inner and outer surface finish of the steel pipe is good, and no additional polishing treatment is required.
3. Uniform wall thickness: The cold drawing process makes the steel pipe wall thickness uniform, improving its pressure-bearing capacity and service life.
4. Good physical properties: The denser the structure of the cold-drawn steel pipe, the better the mechanical properties and corrosion resistance.
These characteristics make high-precision cold drawn tubes have broad application prospects in automobile manufacturing, machinery manufacturing and other fields, and can meet the requirements of high precision, high reliability and long life.