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Durable ASTM A36 Seamless Steel Pipe

Durable ASTM A36 Seamless Steel Pipe

ASTM A36 Seamless Steel Pipe is a carbon structural steel pipe widely used in construction, mechanical engineering, and industrial structural applications. It offers reliable strength, good weldability, and stable mechanical performance, making it suitable for structural frameworks, supports, and general engineering projects.

  • Material Type :

    A36 Carbon Steel
  • Outer Diameter Range :

    21.3mm – 630mm
  • Wall Thickness Range :

    2.0mm – 60mm
  • Customizable :

    Yes
  • Order(MOQ) :

    2T

Specifications

 

ASTM A36 Seamless Steel Pipe is manufactured from high-quality carbon steel and produced through advanced hot rolling or cold drawing processes to ensure uniform wall thickness, high strength, and reliable durability. The material conforms to ASTM A36 standards and is known for its excellent machinability, weldability, and cost-effectiveness.


This type of carbon steel pipe is commonly used in structural applications such as construction frameworks, industrial platforms, machinery components, and general engineering projects. Due to its stable mechanical properties and good formability, A36 steel pipes are also suitable for fabrication and welding operations.


ASTM A36 seamless pipes are available in a wide range of sizes and wall thicknesses to meet different structural and industrial requirements. Surface finishes such as black surface, pickled surface, or protective coatings can be provided according to project specifications.


ASTM A36 Seamless Steel Pipe is one of our core strength products. We maintain substantial inventory to ensure rapid delivery and can also customize extra-large diameter seamless pipes according to your specific requirements. Additionally, we provide comprehensive services including spectroscopic analysis, mechanical property testing, pressure testing, and non-destructive testing (NDT).

 

Grade Grade Equivalent Mechanical Properties Size Range Chemical Composition (Typical, %)
A36 ASTM A36
EN S235JR
Tensile 400–550 MPa
Yield ≥250 MPa
Elongation ≥20%
OD 10–610 mm
WT 2–50 mm
Length ≤12 m
C≤0.25
Mn ≤1.20
P≤0.040
S≤0.050
Si≤0.40

Note: If you do not find a A36 seamless steel pipe that meets your requirements or is suitable for your customer’s project, please contact our manager sales consultant (Email: stsalesman4@stmetal001.com) and send us your specifications and technical parameter files to obtain Customized quotation plan.

 

Video

 

 

Factory

  • A36 Seamless Steel Pipe
  • A36 Seamless Steel Pipe
  • A36 Seamless Steel Pipe
  • A36 Seamless Steel Pipe
  • A36 Seamless Steel Pipe
  • A36 Seamless Steel Pipe
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FAQs

Q: What types and standards of carbon steel do you mainly supply?

A: We mainly supply a wide range of carbon steel products including seamless and welded steel pipes, steel plates, coils, and bars. Common carbon steel grades include A36, A106, A53, API 5L, and S355, which are widely used in construction, machinery, and pipeline engineering. All carbon steel products comply with international standards such as ASTM, API, EN, and JIS. We can also provide corresponding material test certificates (MTC) and support customized specifications according to customer project requirements.

 

Q: Can you provide special specifications or non-standard customization? For example, extra-wide plates or pipes with specific wall thicknesses?

A: Of course. One of our advantages is our flexible customization capabilities. We can provide customized size cutting, special thicknesses, and special surface treatments (such as 2B, BA, No.4 brushed finish, mirror finish) based on your drawings or requirements. Whether it's a small trial order or a large-volume purchase, we can meet your needs.

 

Q: How do you guarantee the quality and consistency of materials? Do you have quality certifications?

A: Quality is our lifeline. We use direct supply from large steel mills to ensure material traceability. Each shipment comes with a Material Quality Certificate (MTC). We have our own quality control team that conducts random checks on material composition, dimensional tolerances, surface finish, and mechanical properties. Our factory is also ISO 9001:2015 quality management system certified.

 

Q: What are your delivery times and logistics solutions for overseas customers?

A: For standard-specification in-stock products, we can complete preparation and shipment within 7-14 days. Delivery times for customized products will be determined through negotiation based on the specific process. We have established international logistics partners who can arrange full container load (FCL), less-than-container load (LCL), or air freight according to your needs, and provide various trade terms such as EXW, FOB, CIF, and DDP, with door-to-door service.

 

Q: As a new customer, how do I begin cooperation? Can you provide samples for testing? 

A: The cooperation process is very smooth: 1) You provide specific requirements (brand, specifications, quantity, standards); 2) We provide a quotation and technical advice; 3) After confirmation, we arrange the contract and payment; 4) Production/pickup and quality inspection; 5) Shipment and provision of documentation. We encourage sample testing. For serious customers, we can provide small-size samples to ensure that the materials fully meet your processing and application requirements.

 

Note: If you do not find a A36 seamless steel pipe that meets your requirements or is suitable for your customer’s project, please contact our manager sales consultant (Email: stsalesman4@stmetal001.com) and send us your specifications and technical parameter files to obtain Customized quotation plan.

 

  • Why Choose Us
    Why Choose Us
    Over 20 years of experience in steel manufacturing, offering a comprehensive product range and one-stop supply solutions. Committed to long-term cooperation and reliable service for global partners.
  • Production & Quality Control
    Production & Quality Control
    Stable production capacity supported by an experienced technical team. Strict quality management with ISO-compliant inspections and optional third-party testing (SGS, TÜV, CE).
  • Packing & Shipping
    Packing & Shipping
    Flexible and secure packaging tailored to product type and customer requirements. Fast and reliable delivery with standard stock in 2 weeks and custom orders scheduled per specifications.
  • Certificate & Compliance
    Certificate & Compliance
    ISO9001 certified with full support for international standards. We provide material certificates (MTC) and third-party inspections to ensure compliance and customer confidence.

 

Request A Quote
For inquiries about our steel products, please submit your contact details. Our experts will respond promptly with solutions and support.

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