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Q235 Large Diameter Spiral Pipe Seamless 12m Drainage Pipeline Sewage Treatment Boiler Square ASTM API Certified

Spiral welded pipe is a type of steel pipe fabricated by continuously spirally welding a long steel strip. It features high strength and excellent structural stability. This kind of pipe is widely employed in multiple industries. In the field of oil and gas transportation, it provides a reliable conduit for the movement of petroleum and natural gas. For water supply and drainage systems, spiral welded pipes ensure the efficient flow and disposal of water. They also play an important role in construction projects, providing sturdy support and ensuring the durability of infrastructure. With advanced manufacturing techniques, spiral welded pipes offer consistent quality and performance, meeting the diverse needs of different applications.

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    Outer Diameter Seamless:17-914mm 3/8"-36"
    Wall Thickness

    SCH10 SCH20 SCH30 STD SCH40 SCH60 XS SCH10 SCH20 SCH30 STD SCH40 SCH60 XS

    Length

    Single random length/Double random length 5m-14m,5.8m,6m,10m-12m,12m or as customer's actual request

    Ends

    Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc.

    Surface Treatment

    Bare,Paintingblack,varnished,galvanized,anti- corrosion 3PE PP/EP/FBE coating

    Technical Methods

    Hot-rolled/Cold-rolled/Hot-expanded

    Testing Methods

    Pressure test, Flaw detection, Eddy current testing, Hydro static testing or Ultrasonic examination and also with chemical and physical property inspection

    Warranty

    12 months after shipment

    Delivery time

    30-45 days after receipt of advanced payment ,common size large quantity in stock

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