Hollow section 80x40x3 is a steel welded or seamless pipe with a base for a rectangle. The outer dimension is 80x40 mm, the wall thickness is 3 mm. The cross-sectional area of a profile rectangular pipe 80x40x3 is 6.68 cm2, the length of the rolled product is from 4 m to 12 m. The weight of one meter of a professional pipe is 5.25 kg, in one ton - 190.48 m. According to EN 10219, profile pipes with a rectangular section 80x40x3 are available in carbon steel (S235JRH, S355J2H) by cold forming, hot rolling or electric welding. Both welded and seamless profile pipes 80x40x3 have a wide range of applications due to their low cost, high strength, lightness and flexibility. They serve as an excellent basis for the construction of metal frames for barns, greenhouses, pavilions, gazebos. They are actively used in the automotive industry and shipbuilding, as well as in the production of furniture, decorative forged products, laying a “warm floor”. If you still have questions, please contact our sales department and we will be happy to answer them. And all wholesale buyers are waiting for pleasant discounts.