Carbon Steel Seamless Steel Pipe

Seamless Steel Pipe manufacturer and supplier in China, certified seamless steel pipes for oil, gas, water, and chemical industries.

Additional information


API 5L, API 5L A-X100, GB/T9711 L190-L690, ASTM A53, CS pipe ASTM A106 grade B


11.8m, 12m, 3-12.5m ( 10"- 41" ), 5.8m, 6m, others

Process Technique

Hot rolled


DN 15- DN 650

Product Details:

Carbon Steel Seamless Steel Pipe manufacturer and supplier in Cangzhou, Hebei, China

JS Seamless steel pipe (SMLS) is formed by drawing a solid billet over a piercing rod to create the hollow shell, without welding or seam. It is suitable for bending and flanging. The most advantage is increasing the ability to withstand higher pressure. So it is widely used for boiler and pressure vessels, automotive areas, oil wells, and equipment components.

Summerize, the seamless steel pipes are applicable to the general structure, mechanical structure, water wall panel, economizer, super-heater, boiler, and heat exchanger with seamless steel tubes, and to transport liquid, gas, oil, etc.

Seamless steel pipe specification


API 5L seamless steel pipe: API 5L: GR B, X42, X46, X56, X60, X65, X70

ASTM A53/A106 seamless steel pipe: GR A, GR B, GR CASME SA106: GR.A, GR.B, GR.C

ASME SA192 seamless steel pipe: SA192ASME SA209M: T1, T1a

ASTM A335 seamless steel pipe: P1, P2, P5, P9, P11, P22, P23

ASTM A333 seamless steel pipe: Gr.1, Gr.3, Gr.4, Gr.6, Gr.7, Gr.8, Gr.9, Gr.10, Gr.11

  • ASTM A106 Seamless Steel Pipe for High-Temperature Service
    ASTM A53 Seamless Steel Pipe, Black, and Hot-Dipped, Zinc-Coated
    DIN 1629 Seamless Steel Pipe Circular Tubes of Non-Alloys Steel with Special Quality Requirement
    DIN 2391-1 Seamless Steel Pipe
    JIS G3454 Seamless Steel Pipe for Pressure Service
  • Dimension: ASME B36.10
  • Outer Diameter: 1/2” to 20”(DN15-DN500)
  • Wall Thickness: SCH40, SCH80
  • Pipe End: Beveled, Plain, Threaded
  • Surface: Black painting, Hot dip galvanized as ASTM A123

Mill Test Certificate: EN 10204

Seamless Steel Pipe shipped by bulk cargo ship


For orders less than 20 tons, we may choose LCL; For orders of the same length of 5.8m or 11.8m,  20ft/40ft containers are ok, for big quantity and not urgent orders, the bulk cargo ship is the cheapest way.


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common size of steel pipes are in stock more than 800 tons, CIF orders will book stand-on vessel first.

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Test report, certificates, CO and all customs clearance documents will be replied in time.

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