• Zhongao

round steel series

  • Hollow Section Square Tube Rectangular Tube

    Hollow Section Square Tube Rectangular Tube

    Fang Gang: It is solid, bar material. Different from the square tube, the hollow tube belongs to the tube. Steel (Steel): It is a material with various shapes, sizes and properties required by steel ingots, billets or steel through pressure processing. Steel is an important material necessary for national construction and the realization of the four modernizations. It is widely used and has a wide variety of products. According to different cross-sectional shapes, steel is generally divided into four categories: profiles, plates, pipes and metal products.

  • Cold Drawn Square Steel

    Cold Drawn Square Steel

    Fang Gang: It is solid, bar material. Different from the square tube, the hollow tube belongs to the tube. Steel (Steel): It is a material with various shapes, sizes and properties required by steel ingots, billets or steel through pressure processing. Steel is an important material necessary for national construction and the realization of the four modernizations. It is widely used and has a wide variety of products. According to different cross-sectional shapes, steel is generally divided into four categories: profiles, plates, pipes and metal products.

  • S235jr Hollow Steel Square And Rectangular Welded Steel Pipe

    S235jr Hollow Steel Square And Rectangular Welded Steel Pipe

    Fang Gang: It is solid, bar material. Different from the square tube, the hollow tube belongs to the tube. Steel (Steel): It is a material with various shapes, sizes and properties required by steel ingots, billets or steel through pressure processing. Steel is an important material necessary for national construction and the realization of the four modernizations. It is widely used and has a wide variety of products. According to different cross-sectional shapes, steel is generally divided into four categories: profiles, plates, pipes and metal products.

  • Special steel 20# hexagon 45# hexagon 16Mn square steel

    Special steel 20# hexagon 45# hexagon 16Mn square steel

    According to the different process, it can be divided into hot rolled special-shaped steel, cold drawn (cold drawn) special-shaped steel, cold bending special-shaped steel, welded special-shaped steel and so on.