Galvanized special-shaped steel pipes can be divided into oval special-shaped steel pipes, triangular special-shaped steel pipes, hexagonal special-shaped steel pipes, rhombus special-shaped steel pipes, octagonal special-shaped steel pipes, semi-circular special-shaped steel pipes, unequal hexagonal special-shaped steel pipes, and five-petal plum blossom shaped
Galvanized square pipes are generally made of welded square pipes or seamless square pipes as raw materials through hot-dip galvanizing or electro-galvanizing processes. Hot-dip galvanized square tubes are square tubes made by curling and welding steel plates or steel strips in a
Galvanized round pipe is a metal pipe manufactured into a circular shape. The surface is galvanized to increase the corrosion resistance of the steel pipe and extend its service life. Galvanized round pipes are widely used in construction, mechanical engineering, manufacturing and