The Spiral SAW steel pipes are widely-used as water pipes,piling pipes,gas pipes,petro pipes,etc,and famous for its cheap price and excellent performance in the relervant area.Xin Yida Steel Pipe Co.,Ltd is one of the renowed manufactruers who specializing in making SSAW pipes with the annual productivity of 30,0000 metric tons of different specifications arranging from Outside Diameter 219mm-2032mm,Wall Thickness 6mm-18mm.The pipes willl be manufactured as per ASTM or API-5L which are the international standards and GB/T9711.1-1997 or SY/T5037-2000 which are the dometstic standards.