PRODUCT

Finishing seamless steel pipe production process include cold drawing, hot-rolled and hot expanded.

Finishing seamless steel pipe production process include cold drawing, hot-rolled and hot expanded. The main processing procedures blank cutting step, ring furnace heating step, piercing step rolling process, sizing process, step cooling bed, straightening process, pipe cutting soot blowing step, magnetic flux leakage inspection step, surface inspection and length measurement weighed into packaged storage. The main technical standards structure with a seamless GB / T8162-2008, transmission fluid with seamless steel pipe GB / T8163-2008, low and medium pressure boiler seamless pipe GB3087-2008, hydraulic pillar of hot-rolled seamless steel pipe GB / T1396-1998, high-pressure boiler seamless steel pipe GB5310-2008, API casing and tubing specifications API5CT, line pipe specification API5L-44, low temperature seamless steel pipes GB / T18984-2003. Mainly used in pipes, used for conveying liquid, gas and steam; steam boiler tubes and pipes, for piping, structural and transport steam steam boilers, including delivery of high temperature and pressure steam; the structure, widely used in aviation, cars, tractors and other industrial sectors; oil industry pipe, mainly used in oil and gas, such as casing, tubing and drill pipe, oil refining and processing tubes; machinery manufacturing pipe, this pipe to make the balls bearing seat, air pump and pump plunger, and the axis of rotation of the body, etc; pressure vessels, for the manufacture of bottles, shell boilers and the like.