Premium API 5CT OCTG and CRA Pipes Suppliers and Factory in China

BENKOO METAL is a leading China factory and suppliers of API 5CT seamless OCTG pipes. We offer high-performance casing, tubing, and CRA grades like 13Cr for sour service and HPHT environments. Our range includes round and oval tubes, including oval 13Cr, 4130, and 4140 tubes, ensuring maximum reliability for global oil and gas projects.

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Product Details

BENKOO METAL specializes in high-performance API 5CT seamless OCTG pipes and Corrosion Resistant Alloy (CRA) solutions, engineered specifically for the rigorous demands of the oil and gas industry. Our product line comprises premium Casing and Tubing designed to maintain structural integrity in the most challenging onshore and offshore well environments, ensuring maximum operational safety and efficiency.

From standard carbon steel grades to advanced CRA materials like 13Cr and S13Cr, our pipes are optimized for sour service and High-Pressure High-Temperature (HPHT) conditions. By adhering to strict API 5CT specifications, we provide the oilfield industry with reliable conduit systems that resist corrosion and withstand extreme axial and radial loads during drilling and production.

Detailed Parameters

Product StandardAPI 5CTManufacturing TypeSeamless (SMLS)
Product TypesCasing & TubingCore ApplicationsOnshore & Offshore Wells
Group 1 GradesH-40, J-55, K-55, N-80 (T1), R-95Group 2 GradesM-65, L-80 (T1), C-90 (T1), T-95 (T1)
Group 3 & 4 GradesP-110, Q-125Special CRA GradesL-80 (9Cr, 13Cr), S13CR, UNS S41426/S41427
Service EnvironmentSour Service, HPHT WellsCertificationFull Mill Test Certificates (MTC)

Key Advantages

Superior CRA Performance

Advanced grades like 13Cr and S13CR provide exceptional resistance to CO2 and H2S corrosion in sour service environments.

HPHT Reliability

Engineered for High-Pressure High-Temperature conditions, ensuring stability and safety in deep-well operations.

Precise Dimensions

Strict dimensional control ensures perfect fit and seal, reducing the risk of leaks and installation failures.

Full Traceability

Every pipe comes with complete MTC documentation per API 5CT standards for total quality transparency.

Versatile Grade Range

Offering a comprehensive spectrum from Group 1 to Group 4, meeting diverse geological and mechanical needs.

Industry Compliance

Fully compliant with global oilfield standards, facilitating seamless integration into international projects.

Product Gallery

Management Platforms

Inventory Management

Real-time tracking of thousands of pipes and bars inventory for rapid dispatch.

Quality Control

Rigorous testing protocols for every seamless pipe to ensure zero-defect delivery.

Technical Support

Expert guidance on selecting the right API 5CT grade for your specific well conditions.

Logistical Optimization

Streamlined shipping processes for global delivery of heavy-duty steel products.

Material Sourcing

Direct access to premium raw materials for consistent chemical composition.

Compliance Audits

Regular internal audits to maintain the highest API and international standards.

Investment Return Comparison

Comparison MetricStandard Carbon SteelBENKOO CRA Pipes
Corrosion LifeShort (High Maintenance)Long-term (Resistant)High ROI
Failure RateModerate in Sour ServiceUltra-Low in Sour ServiceLow Risk
Replacement CycleFrequent intervalsExtended intervalsCost Saving
Well DowntimeHigher due to corrosionMinimal downtimeIncreased Gain
HPHT StabilityLimited PerformanceEngineered StabilityOptimal Yield

Frequently Asked Questions

Q: What is the difference between API 5CT Casing and Tubing?

Casing is used to line the borehole and prevent the wall from collapsing, while Tubing is the inner pipe through which oil and gas are produced.

Q: Which CRA grade is best for high CO2 environments?

13Cr and S13Cr grades are highly recommended for CO2-rich environments due to their superior corrosion resistance and mechanical strength.

Q: Do all BENKOO METAL pipes come with certificates?

Yes, all API 5CT products are supplied with full Mill Test Certificates (MTC) ensuring traceability and quality compliance.

Q: What are "Sour Service" pipes?

Sour service pipes are specifically treated to resist Sulfide Stress Cracking (SSC) caused by the presence of H2S in the well.

Q: Can you provide custom lengths for seamless OCTG pipes?

Yes, we can provide various lengths and specifications based on your project requirements and API 5CT guidelines.

Q: How does seamless piping differ from welded piping in oil wells?

Seamless pipes have no weld seam, offering higher pressure ratings and better reliability in extreme HPHT conditions compared to welded pipes.

Ready to secure your well with premium API 5CT Piping?

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