Leading API 5L Pipeline Mill in China Since 1998

UNIASEN, a certificated API 5L pipeline manufacturer in China, was established in 1998.

Factory Direct Price

24 Years Experience

API 5L Certificated

Weekly Process Report

Our Products

ERW Pipe

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Hollow Section

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Pipe Coating

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Steel Fabrication

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Quality Assurance

Strict Supplier Management

Raw Material Inspection

ITP & MPS Docs Preparation

Physical & Chemical Tests

Appearance & Packaging Inspection

Traceable Bar Code on Each Pipe

How Can We Grow Your Business?

Rich Experience in Oil & Gas Pipeline Projects

UNIASEN has rich experience in supplying API 5L line pipes to pipeline projects over the world.

MOGE Pipeline Project
PDVSA Pipeline Project
Edgen Murry Pipeline Project

Our Clients

Let's Raise Your Project Profit to the Next Level, NOW!

After understanding the requirements, we will let our pipe expertise to help you to provide a completely solution.

We usually reply your message within 6 bussiness hours, please pay attention to the email with the suffix “@uniasen.com.”


Get an instant quote from our most experienced consultants.