Square rectangle tube

I plant specializing in the production of 100*100 - 400*400 wall thickness of 6? L? Square tube, at the same time to nearly thousands of shapes production specifications, semi-circular, oval arch, fan, triangle, hexagonal, octagonal and other complex section and different standards, materials, seamed, seamless alloy rectangular pipe. The company has roll bending, roll extrusion production line, bending, straightening, cutting and polishing equipment, can the deep processing of steel pipe after forming. The laboratory is equipped with testing equipment to ensure customer's requirements on material properties. Large-diameter thick-walled square tube, is our main product, to fill the domestic blank outer part, our products are exported to the provinces, municipalities directly under the central government, light steel structure is widely used in engineering, building, automobile manufacturing, shipbuilding, electrical and communications, conveyor manufacturing, highway guard bar, container frame.