Square pipe is a kind of name for square pipe. The main difference between it and steel pipe is that one is round and one is square. It can be made of many materials. Square pipe according to the use can be divided into structural square pipe, decorative square pipe, construction square pipe, mechanical square pipe, etc.

The main uses of square tube are: construction, machinery manufacturing, iron and steel construction projects, shipbuilding, solar power generation bracket, steel structure engineering, electric power engineering, power plant, agriculture and chemical machinery, glass curtain wall, automobile chassis, airport, etc.

Square tube is a kind of square section of cold formed steel, it is Q235 hot rolled or cold rolled strip steel or coil as the base material through cold bending processing and then through high frequency welding made of square section shape size of the section steel. In addition to the thickening of the wall, the corner size and the flatness of the edge of the hot rolled extra-thick wall square pipe reach or even exceed the level of the resistance welding cold-formed square pipe. The price of square pipe is mainly based on the price of steel and the production process, different materials and production process prices are different, and the price is also affected by many factors, so the price of the pipe industry is often changed.