Precision bright tube manufacturer sales
The precision steel pipe has high dimensional accuracy, high internal and external surface finish, no oxide film on the internal and external surfaces of the steel pipe after heat treatment, no crack and cold bending deformation of the steel pipe, can withstand high pressure, and can be used for various complex deformation and mechanical deep processing.
Main steel pipe grades: 10#, 20#, 35#, 45#, 40Cr, 42CrMo, 16Mn, etc.
National standard for precision steel pipe; GB / t699-2008, national standard for precision steel pipe; GB / t3639-2008, and GB / t8162-2008 precision steel pipes for structures may also be applied.
The European standard of precision steel pipe is DIN2391
Precision steel pipes are widely used in automobiles, motorcycles, electric vehicles, petrochemicals, electric power, ships, aerospace, bearings, pneumatic components, seamless steel pipes for medium and low pressure boilers, as well as reinforcement sleeves, bearings, hydraulics, machining and other fields!