Heat Resistant Carbon Steel Seamless Pipe is specially designed to withstand high-temperature environments while maintaining excellent mechanical strength and durability. It is widely used in power plants, petrochemical industries, boilers, and high-temperature industrial pipelines.
Material Type :
Heat Resistant Carbon Steel (15CrMo, 12Cr1MoV, ASTM A213 T12)Outer Diameter Range :
16mm – 610mmWall Thickness Range :
2.0mm – 55mmCustomizable :
YesOrder(MOQ) :
2TSpecifications
Heat resistant carbon steel seamless pipes are manufactured using advanced seamless production methods and heat-resistant carbon steel grades, providing uniform wall thickness, strong load-bearing capacity, and excellent resistance to thermal stress and oxidation.
These pipes offer high tensile strength, durability, and long-term stability in high-temperature and demanding industrial conditions. Their seamless construction ensures safety and reduces the risk of leaks under elevated temperatures.
Heat resistant carbon steel seamless pipes are widely used in industrial boilers, heat exchangers, petrochemical pipelines, pressure vessels, and high-temperature fluid transportation, where thermal resistance, reliability, and structural integrity are essential.
Heat Resistant Carbon Steel Seamless 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, %) |
|---|---|---|---|---|
| 20G | GB 20G
|
Tensile 415–550 MPa
|
OD 16–630 mm
|
C 0.17–0.23, Si≤0.37
|
| 15CrMoG | GB 15CrMoG
|
Tensile ≥440 MPa
|
OD 16–630 mm
|
C 0.12–0.18, Cr 0.80–1.10
|
| 12Cr1MoVG | GB 12Cr1MoVG
|
Tensile ≥470 MPa
|
OD 20–630 mm
|
C 0.08–0.15, Cr 0.90–1.20
|
| 12Cr2MoG | GB 12Cr2MoG
|
Tensile ≥510 MPa
|
OD 25–630 mm
|
C 0.09–0.15, Cr 2.00–2.50
|
| A335 P5 | ASTM A335 P5
|
Tensile ≥415 MPa
|
OD 20–630 mm
|
C≤0.15, Cr 4.00–6.00
|
| A335 P9 | ASTM A335 P9
|
Tensile ≥415 MPa
|
OD 20–630 mm
|
C≤0.15, Cr 8.00–10.00
|
|
Note: If you do not find a Heat Resistant Carbon Steel Seamless 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. |
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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 Heat Resistant Carbon Steel Seamless 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. |
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