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API 5CT Tubing Manufacturer Expands Supply Capacity for Global Oilfield Drilling Projects | Royal Steel Group

Royal Steel Group, a leading API 5CT tubing manufacturer and supplier, has announced the expansion of its production and supply capacity to meet the growing global demand for high-quality OCTG products. This strategic investment strengthens our ability to support oil and gas exploration, drilling, completion, and production operations worldwide.

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High-Quality API 5CT Tubing for Oil & Gas Industry

Royal Steel Group manufactures and supplies premium API 5CT tubing in full compliance with the latest API 5CT standard, ensuring superior performance in demanding oilfield environments. Our tubing products are widely used in a variety of drilling and production applications, providing reliable strength, excellent collapse resistance, and long service life.

Complete Range of API 5CT Tubing

We supply a wide range of API 5CT tubing sizes, grades, and connection types, including:

Sizes: OD 2-3/8" to 4-1/2"

Grades: H40, J55, K55, N80 (1-3), L80 (1-13Cr), C90, T95, P110, Q125

Types: Seamless

Connections: STC (Short Thread & Coupling), LTC (Long Thread & Coupling), BTC (Buttress)

End Finish: Plain End, Beveled End, Threaded & Coupled

Advanced Manufacturing & Strict Quality Control

With advanced production lines, precision testing equipment, and a strict quality management system, Royal Steel Group ensures that every API 5CT Casing and Tubing product meets the highest industry standards. All tubing is manufactured under ISO 9001 quality management system and undergoes rigorous inspection including dimension check, hydrostatic test, tensile test, NDT, and grade verification.

Strengthening Global Supply Capacity

To better serve our international clients, we have increased our production capacity, optimized inventory management, and strengthened cooperation with global shipping partners. This allows us to provide faster delivery, stable supply, and competitive lead times for API 5CT tubing and other OCTG products.

Your Reliable API 5CT Tubing Manufacturer & Supplier

Royal Steel Group is committed to providing high-quality API 5CT steel pipe, professional technical support, and customized solutions to meet the specific requirements of oil and gas companies, drilling contractors, and EPC projects worldwide.
For more information about our API 5CT tubing products or to request a quotation, please contact our sales team today.

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ROYAL GROUP

Address

Kangsheng development industry zone,
Wuqing district, Tianjin city, China.

E-mail

admin@royalsteelgroup.com

Phone

Cherry Yang - CEO : +8613652091506
Wendy Wu -Business Director : +8615222747108

Hours

Monday-Sunday: 24-hour Service

Post time: Jun-25-2026
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