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Q235 Welded Steel Pipe | Industrial & Construction Grade Carbon Steel Tubing

Short Description:

Durable Q235 Carbon Steel Welded Pipe for construction, industrial, and mechanical applications


  • Brand: Royal Steel Group
  • Material: Q235
  • Tensile strength (σb): 370–500 MPa
  • Yield Strength (σs): ≥235 MPa
  • Length: 6-12m
  • FOB Port: Tianjin Port/Shanghai Port
  • Product Detail

    Product Tags

    Carbon Steel Pipe

    Product Detail

     

    Parameter Description
    Product Name Q235 Carbon Steel Welded Pipe
    Material Q235 Carbon Steel (also available: Gr.A/B/C, S235/275/355/420/460, SS400, A36, Q195/235/345)
    Surface Treatment Bare pipe, oiled & PVC coated, galvanized, painted
    Application Construction, industrial, mechanical, water & gas pipelines; suitable for high-pressure and high-temperature applications
    Shape Round
    Thickness 2–50mm (customizable)
    Length 1–24m or as per customer request
    External Diameter 6–820mm
    Technology Welded (ERW / Spiral Welded)
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    The thickness is produced inaccordance with the contract.Our company process the thicknesstolerance is within ±0.01mm.Laser cutting nozzle, the nozzle issmooth and neat.Straight Q235 Steel Pipe, galvanized surface.Cutting length from 6-12meters ,wecan provide American standard length20ft 40ft.Or we can open mold to customizeproduct length,such as 13 meter      ect.50.000m.warehouse.tproduces morethan 5,000 tons ofgoods per day.so we can providethem with fastestshipping time andcompetitive price

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    Product Of Advantages

    High Strength and Durability

    Q235 is a mild carbon steel with excellent tensile strength, making the pipes strong and long-lasting.

    Resistant to wear and mechanical stress, suitable for structural applications.

    Cost-Effective

    More affordable compared to higher-grade carbon steels, providing a balance between performance and cost.

    Ideal for large-scale construction projects where budget efficiency is key.

    Good Weldability

    Easily welded using standard methods (MIG, TIG, or arc welding).

    Allows for flexible fabrication in construction, pipelines, and industrial applications.

    Versatile Applications

    Suitable for water, gas, and oil transportation, as well as structural frameworks.

    Commonly used in mechanical engineering, construction, and furniture manufacturing.

    Corrosion Resistance (with Coating)

    While plain Q235 is prone to rust, it can be coated (galvanized, painted, or epoxy-coated) for enhanced corrosion resistance.

    Easy to Fabricate and Process

    Can be cut, bent, or machined without losing its mechanical properties.

    Offers flexibility in custom sizes and shapes.

    Wide Availability

    Standardized production ensures easy sourcing and replacement.

    Summary Sentence:
    Q235 Carbon Steel Welded Pipes are strong, cost-effective, versatile, and easy to weld, making them ideal for construction, mechanical, and industrial applications.

     

    Main Application

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    Widely used in many industries: shipbuilding, mechanical equipment, construction machinery, or electricity, coal yard, metallurgy, fluid/gas transmission, steel structure, construction;

    Note:
    1.Free sampling, 100% after-sales quality assurance, Support any payment method;
    2.All other specifications of round carbon steel pipes are available according to your requirement (OEM&ODM)! Factory price you will get from ROYAL GROUP.

    Process of Production

    First of all, raw material uncoiling: The billet used for it is generally steel plate or It is made of strip steel, then the coil is flattened, the flat end is cut and welded-looper-forming-welding-inner and outer weld bead removal-pre-correction-induction heat treatment-sizing and straightening-eddy current testing-cutting- Water pressure inspection—pickling—final quality inspection and size test, packaging—and then out of the warehouse.

    Product Inspection

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    Packing and Transportation

    Packaging is generally naked, steel wire binding, very strong.
    If you have special requirements, you can use rust proof packaging, and more beautiful.

    Precautions for packaging and transportation of 
    1. Carbon steel pipes must be protected from damage caused by collision, extrusion and cuts during transportation, storage and use.
    2. When using , you should follow the corresponding safety operating procedures and pay attention to prevent explosions, fires, poisoning and other accidents.
    3. During use, carbon steel pipes should avoid contact with high temperatures, corrosive media, etc. If used in these environments, carbon steel pipes made of special materials such as high temperature resistance and corrosion resistance should be selected.
    4. When selecting carbon steel pipes, carbon steel pipes of suitable materials and specifications should be selected based on comprehensive considerations such as the use environment, medium properties, pressure, temperature and other factors.
    5. Before carbon steel pipes are used, necessary inspections and tests should be carried out to ensure that their quality meets the requirements.

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    Transportation: Express (Sample Delivery), Air, Rail, Land, Sea shipping (FCL or LCL or Bulk)

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    FAQ

    Q: Are u a manufacturer?

    A: Yes, we are a manufacturer. We have our own factory located in Tianjin City, China.

    Q: Can I have a trial order only several tons?

    A: Of course. We can ship the cargo for u with LCL serivece.(Less container load)

    Q: If sample free?

    A: Sample free, but the buyer pays for the freight.

    Q: Are you gold supplier and do trade assurance?

    A: We seven years gold supplier and accept trade assurance.


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