Industry Construction Spiral Steel Pipe Pit Bearing Sawh Steel Pipe Piles

      Spiral Steel Pipe Steel Pipe Pit Pipe Ssaw Pipe Sawh Pipe Bearing Pile

  Spiral steel pipe is a kind of steel material widely used in industry, construction and other industries. It is a spiral seam steel pipe made of strip steel coil as raw material, extruded at room temperature, and welded by automatic double—wire double—sided submerged arc welding process. It is widely used in water conservancy, coal mining, natural gas, oil, water supply, thermal power generation, steam heating, hydropower station pressure steel pipe, thermal power generation, dredging engineering, fluid conveying steel pipe, piling, bridges, steel structures and other basic projects in many industries.