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2024-11-26

Application: Seamless steel pipes are essential in various industries due to their superior strength and reliability. Common applications include:

  • Water Underground: Used for transporting water in municipal and agricultural applications.
  • Sewage and Treatment: Essential for handling wastewater and in sewage treatment plants.
  • Steel Scaffolding: Provides structural support for construction projects.
  • Transporting Oil & Gas: Critical for pipelines that transport oil, natural gas, and other fluids under high pressure.
  • Boiler and Condenser Tubes: Utilized in power generation and industrial heating applications.
  • High-Pressure Applications: Ideal for environments requiring robust pressure resistance.
  • Chemical Processing: Employed in systems that handle corrosive substances.

Manufacturing Process: The production of seamless carbon steel pipes begins with the delivery of billets and coils to the pipe mill, ready for transformation. Depending on the capabilities of the mill and the intended use of the final product, the manufacturing process involves several steps.

Seamless pipes are produced from solid billets, which are heated and then stretched over a series of mandrels to achieve the desired diameter and wall thickness. This method creates a homogenous piece of steel without any longitudinal weld seams, resulting in enhanced integrity and strength.

Is Seamless Pipe Stronger than Welded Pipe? Yes, seamless steel pipes typically exhibit better pressure capacity and higher strength compared to ERW (Electric Resistance Welded) pipes. This makes them particularly suitable for high-pressure equipment and thermal applications, including boilers. In welded pipes, the weld seam can be a weak point, which can affect the overall performance and reliability of the pipe in demanding environments.

Choose seamless steel pipes for superior performance and durability in your industrial applications. For more information or to place an order, feel free to contact us!

Seamless steel pipes are manufactured using a variety of materials to meet different industry requirements. Common materials include:

Carbon Steel:

  • Q235, Q345
  • 20#, 40#
  • A106 Gr.B
  • A53 Gr.B

Alloy Steel:

  • 15CrMo, 35CrMo
  • 12Cr1MoV
  • T91, P91

Stainless Steel:

  • 201, 304, 304L
  • 316, 316L, 321
  • 310S, 904L

Other Grades:

  • L245, L290 (Pipeline steel)
  • X42, X52, X60, X70, X80 (API standards for oil and gas)

Each material has its own properties tailored for applications such as high pressure, high temperature, or corrosive environments.

 

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The process of manufacturing stainless steel pipes

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Chongqing Zhengshen Stainless Steel Products Co., Ltd.

+86 131 1025 3743
+86 189 9647 2857
Chenjiawan Industrial Park, Jieshi Town, Banan District, Chongqing, China
Zhengshen Stainless Steel Products

Our associate factory located at Chongqing, which specializes in producing reliable quality welded pipes, seamless pipes, galvanized pipes, spiral pipes, large diameter thick wall pipe, steel sheets and other custom-made various precision metal products with an annual output of 200,000 tons.