The main products are used for heating,water supply,wastewater treatment,oil,gas,gas transportation and other construction projects, the low pressure fluid pipes.Our products:spiral steel pipes with a diameter of 219-3200mm and wall thickness 6-20mm;Longitudinal seam steel pipes with diameter of 60-1900mm and wall thickness 4-28mm;ductile iron pipe(DN80-1200),thick wallness tubes, pipe bending supporting head flange(DN15-DN3600 steel pipe that is 21mm-3600mm supporting flange),tees,reducers. Materials are Q235B,Q345B,L245-L360,X42,X52,X56,Our company can also provide users with flange and welded steel processing,internal and external corrosion of steel pipes(including 3PE preservative),pipe insulation.