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Tiancheng Steel delivers high-performance API-certified steel pipes, tubing, drill tools, and fittings for oil & gas, energy, and industrial applications. Trusted by clients in over 50 countries with $20M+ annual sales.
Tiancheng Steel (HK) Limited and Tianjin Tiancheng Import and Export Co., Ltd. are globally recognized suppliers of high-quality steel pipes, tubes, and related products. With a strong focus on innovation, quality, and customer satisfaction, we serve the oil & gas, petrochemical, power generation, and construction industries.
Our main products include API 5L line pipes (seamless, ERW, SSAW, LSAW), ASME & ASTM U-tubes, stainless steel tubes, static mixers, API 5CT tubing and casing, pup joints, couplings, drill pipes (HWDP), sucker rods, valves, and pipe fittings — all manufactured to meet international standards.
Quality assurance and quality control are of the highest importance at Tiancheng Steel. We maintain a dedicated Inspection Department that operates independently under the leadership of the General Manager to ensure compliance with API 5CT, API 5L, API 5D, API Spec 7-1, and ASTM standards.
Engineered for performance, durability, and compliance. All products meet API, ASTM, and ASME standards for critical industrial applications.
High-strength casing and tubing for oil and gas wells. Available in various steel grades (J55, K55, N80, P110) and thread types (API Round, Buttress, Premium).
Seamless line pipes for pipeline transportation in oil, gas, and water systems. Manufactured to API 5L specifications with high pressure resistance.
Corrosion-resistant stainless steel pipes for chemical, pharmaceutical, and food processing industries.
High thermal conductivity copper tubes and finned tubes for heat exchangers, condensers, and HVAC systems.
High-torque drill collars, tool joints, and HWDP (Heavy Weight Drill Pipe) for deep drilling operations.
Precision-machined couplings and pup joints for API casing and tubing strings. Ensures leak-proof connections.
Cold-formed U-shaped tubes for shell and tube heat exchangers, boilers, and condensers.
High-fatigue resistance sucker rods for oil well pumping systems. Durable and corrosion-resistant.
Industrial valves including gate, globe, check, and ball valves for pipeline control.
Elbows, tees, reducers, caps, and flanges for seamless pipeline integration.
Structural steel pipes for construction, machinery, and automotive applications.
Inline mixing solutions for liquids, gases, and slurries in chemical and process industries.
All products are manufactured in strict compliance with API 5CT, API 5L, API 5D, and API Spec 7-1 standards, ensuring reliability in critical environments.
Serving clients in over 50 countries with efficient logistics, warehousing, and export support from our Tianjin base.
From raw material sourcing to final inspection, packaging, and documentation — we manage every step to ensure quality and traceability.
Our products comply with API 5CT, API 5L, API 5D, API Spec 7-1, ASTM, ASME, and ISO standards, depending on the product type.
Yes, we offer custom manufacturing for pipe lengths, diameters, wall thicknesses, and thread types (API and premium connections).
Yes, every batch undergoes rigorous inspection, and we provide Mill Test Certificates (MTC), NDT reports, and third-party inspection options.
We have a robust manufacturing and supply chain network capable of fulfilling large-volume international orders with short lead times.
Reach out for product inquiries, quotations, or technical support.
Phone: 0086-22-87986520
Mobile: +86 155 0224 6541
Email: [email protected]
Fax: 0086-22-87986520
Address: No. 2 Building, Ruixin Commercial Plaza, Xiqing District, Tianjin, China
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