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Steel Pipe Factory

Reliable · Stable · High Quality Steel Pipes

Tianjin GNEE Steel Pipe Co., Ltd is a professional and experienced steel pipe supplier & exporter. Founded in 2008 and located in Tianjin city, China. Covering a workshop area of 1,400 m², with over 250,000 tons of inventory.

About Gnee Steel

Gnee Steel (Tianjin) Co., Ltd is a professional and experienced steel pipe supplier & exporter. Founded in 2008 and located in Tianjin city, China. Covering a workshop area of 1,400 m², with over 250,000 tons of inventory.

1000+
Factory Area (m²)
2000+
Employees
500+
Company Honors
15+
Years Experience
Factory Overview

Our Products

High-quality steel pipes for diverse industrial applications. All products are manufactured under strict quality control and international standards.

Welded Pipe

Welded Pipe

Made from steel plate or strip steel, rolled and welded. Commonly used in structural and fluid transport applications.

  • • Standard Length: 6 meters
  • • Material: Q235B, Q235C
  • • Applications: Construction, pipelines
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Seamless Pipe

Seamless Pipe

High-strength pipe without weld seams. Ideal for high-pressure and high-temperature environments.

  • • API 5L Grade A available
  • • Cold drawn or hot rolled
  • • Used in oil & gas, boilers
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Aluminum Pipe

Aluminum Pipe

Lightweight, corrosion-resistant non-ferrous metal tube. Extruded from pure aluminum or alloy.

  • • Applications: Aerospace, automotive
  • • Excellent conductivity
  • • Easy to fabricate
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API 5L Pipe

API 5L Pipe

Standard for seamless and welded steel pipes used in petroleum and natural gas transportation systems.

  • • PSL1 & PSL2 specifications
  • • Suitable for pipeline systems
  • • High durability and pressure resistance
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Alloy Steel Pipe

Alloy Steel Pipe

Enhanced mechanical properties. Used in high-stress environments like power plants and chemical industries.

  • • Grade: 12Cr2MoG
  • • Superior heat resistance
  • • Used in boilers and reactors
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Carbon Steel Pipe

Carbon Steel Pipe

Made from ingot or solid round steel, hot rolled, cold rolled or cold drawn. Economical and strong.

  • • Grade: Q235C
  • • General industrial use
  • • High tensile strength
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Square Tube

Square Tube

Hollow steel profile with square cross-section. Lightweight with high torsional strength.

  • • Also known as rectangular pipe
  • • Used in construction & machinery
  • • Efficient material usage
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Steel Pipe Pile

Steel Pipe Pile

Used in foundation construction for wharfs, ports, and offshore structures.

  • • Diameter: 400–2000mm
  • • Common size: 1800mm
  • • High load-bearing capacity
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Our Services

From consultation to delivery, we provide end-to-end support to ensure your project’s success.

Pre-Sales Service

Expert consultation, technical support, and customized product recommendations based on your project needs.

In-Sales Service

Order tracking, quality assurance, and logistics coordination to ensure timely and accurate delivery.

After-Sales Service

Installation support, documentation, and responsive customer service to address any concerns post-delivery.

Our Quality Control

Strict Standards Compliance

All products are produced in strict compliance with international steel pipe standards.

Final Product Testing

Comprehensive testing for dimensions, strength, and chemical composition.

Professional Inspection Team

Dedicated quality control and delivery teams ensure consistency and reliability.

Third-Party Inspections

We accept inspections by any international third-party certification body.

Custom Requirements

Products are manufactured according to specific customer standards and drawings.

Zero Defect Policy

Products that do not meet standards will never leave the factory.

Contact Baopipe.com

For inquiries, quotes, or technical support, please reach out through the official website.

Email: [email protected]

Phone: +86 -372-5055135

WhatsApp: +86 15822557385

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