Galvanized seamless steel pipe is a kind of steel pipe with a hollow cross section and no weld from beginning to end. It is galvanized to improve its corrosion resistance and wear resistance.

     Spiral seam double-sided submerged arc welded steel pipe, referred to as double-sided submerged arc spiral welded pipe, is a type of steel pipe produced through a specific process.

      Hot-dip galvanized rectangular tube is a steel pipe product treated by a special process. Its production process involves immersing the rectangular tube into the molten zinc liquid, which chemically reacts with the surface of the steel, thus forming a dense zinc layer on the surface of the steel pipe.

     Plastic-coated composite steel pipe is a kind of pipe that combines steel pipe and plastic coating. It has excellent anti-corrosion, wear resistance, pressure resistance, high temperature resistance and other properties, and is widely used in many fields.

     Plastic-lined composite steel pipe is a composite pipe that combines the respective advantages of steel pipe and plastic pipe, and is widely used in a variety of fluid conveying systems.