Can use SY/T5037-2000 standard, GB/T9711.1-1997 standard, GB/T3091-2008 standard and the API Spec 5 L standards, production steel pipe diameters for ??219 mm-??3200 mm, and the material for Q235AB, 16 Mn and X42-X70 steel grade level, different wall thickness "wuzhou" brand spiral pipe, widely used in natural gas, petroleum, chemical industry, electric power, heat, water long-distance conveying pipeline.
Engineering application