Leading Steel Pipe Manufacturer in China

The Most Reliable Steel Pipe Supplier in China Since the 1990s.

Years Experience
Projects Done
Happy Clients

Who We Are?

UNIACERO, China’s premier steel pipe manufacturer since 1998, is at the forefront of industry innovation. Catering to a broad spectrum of sectors, we combine expertise, innovation, and efficiency in our offerings. Our comprehensive product range features SMLS Pipe, LSAW Pipe, SSAW Pipe, ERW Pipe, and a diverse assortment of Pipe Fittings. Committed to excellence, we uphold stringent production standards including API 5L, API 5CT, ASTM A53, and ASTM A106, etc, guaranteeing unparalleled product quality. With our efficient processes and dedicated team, we prioritize timely project completion. Partner with UNIACERO and elevate your business to new heights. Click here to learn more about UNIACERO

What We Do?

UNIACERO focuses on manufacturing & selling carbon steel pipes whether seamless or welded, that meet International standards. We provide steel pipe solutions for industries including manufacturing, oil and gas, construction, and more. Our business covers the following:

  • Carbon Steel Pipe Manufacturing
  • Steel Fabrication
  • Pipe Fittings
  • Pipeline Coating

Why Choose US?

  • Rich Industry Experience: Founded in 1998, UNIACERO stands as the premier steel pipe manufacturer in China, accumulating invaluable professional knowledge and rich project experience. Our rich industry experience has provided us with invaluable insights into the unique challenges and opportunities that our clients face.
  • Collective Wisdom: At UNIACERO, our team is our greatest asset. Our skilled team ensures that every project benefits from the collective wisdom gained over years of dedicated service.
  • The Industry Standard: We strictly adhere to international standards such as API 5L, API 5CT, ASTM A53, and ASTM A106. When it comes to seamless and welded steel pipes, adherence to API standards is non-negotiable. Our commitment to API standards ensures that our line pipes meet the stringent requirements for conveying gas, water, and oil. Simultaneously, the ASTM standards govern the manufacturing of pipes suitable for various applications, from structural use to high-temperature services.
  • Strict Quality Control: Our commitment to quality doesn’t stop at standards compliance. UNIACERO’s manufacturing process includes a rigorous quality control regime. Every step, from raw material selection to the final product, undergoes meticulous scrutiny. This ensures that our clients receive steel pipes that not only meet international standards but also surpass performance expectations.
  • Custom Services & Solutions: We understand that every project is unique. UNIACERO offers custom machining services and a diverse range of pipe fittings to ensure our solutions align with your specific needs. We don’t just supply steel; we tailor our offerings to bring your visions to life.

Our Clients

For over twenty years, UNIACERO has demonstrated profound expertise in this domain, catering to the needs of many esteemed clients.

Efficiency-driven Affordability

5S management efficiency, cost-effective steel pipes - UNIACERO's hallmark.

Broad Pipe Size Range

Cutting-edge facilities for varied pipe sizes, fitting diverse construction needs.

Exquisite Material Sourcing

At UNIACERO, we believe that exceptional products start with exceptional materials.

Immediate Supply Assurance

Massive 10,000-ton inventory ensures swift shipments, uninterrupted projects - UNIACERO excellence.

Our Products



Our seamless pipes Range in sizes from 1/8 inches to 36 inches, they are produced using high-quality carbon or alloy steel.


ERW Pipe

Our carbon steel EAW pipe with an O.D. ranging from 21.3mm to 660mm and W.T. between 1.0mm to 20mm.



The dimensions of our SSAW steel pipes range typically from 20 inches to 80 inches (406mm to 2032mm) in diameter.



With dimensions ranging from an OD of 406 mm to 1626 mm and a thickness of 6.35 mm to 75 mm, our LSAW pipes cater to a diverse set of requirements.


Hollow Section

At UNIACERO, we provide a comprehensive list of all the production standards applied to our HSS products, they typically align with the ASTM Specification A500.


Pipe Coating

With UNIACERO’s advanced coating solutions, pipelines benefit from enhanced flow capacity, reduced energy costs, and a significantly extended lifespan.


Steel Fabrication

At UNIACERO, our capabilities in steel fabrication are vast and varied. We leverage steel's inherent strength and adaptability, delivering durable solutions.


Pipe Fittings

Pipe fittings allow for the seamless joining, installation, termination, and direction of pipes, ensuring the efficient flow of liquids and gases.

steel pipe

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