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Steel Pipe Manufacturing

Premium Steel Pipes & Curtain Walls

ISO-Certified Manufacturer of Structural Steel Pipes, ERW Steel Tubes, and Aluminum Curtain Wall Systems for Global Construction Projects

About Five Steel

A trusted manufacturer of structural steel pipes and architectural curtain wall systems based in Tianjin, China — the world's largest welded pipe production hub.

Five Steel Factory

Your Trusted Partner in Steel & Facade Solutions

Five Steel (Tianjin) Tech Co., Ltd. specializes in the design, production, and export of high-quality structural steel pipes and aluminum curtain wall systems. Located in Daqiuzhuang Industrial Park, we leverage over 3,000 square meters of advanced manufacturing space to deliver precision-engineered building materials.

Our comprehensive services include product design, fabrication, logistics, construction management, on-site installation support, and dedicated after-sales service. With extensive experience in foreign trade, we serve clients across Asia, Europe, Africa, and the Americas.

  • ISO9001, ISO13485 & CE Certified
  • Over 3,000㎡ Production Facility
  • OEM & Custom Fabrication Available
  • Global Export Experience

Why Choose Us

We combine technical expertise, quality assurance, and customer-focused service to deliver reliable building solutions worldwide.

Certified Quality

CE, ISO9001, and ISO13485 certified manufacturing processes ensure consistent product quality and compliance with international standards.

Large-Scale Production

Over 3,000 square meters of modern production space equipped with advanced machinery for high-volume, precision manufacturing.

Global Export Expertise

Extensive experience in international trade with reliable logistics and documentation support for seamless global delivery.

Dedicated Support

Intimate after-sales service and a professional sales team ready to assist with technical consultation and project-specific solutions.

Our Products

High-performance steel pipes and architectural facade systems engineered for durability, safety, and aesthetic excellence.

AS1163 Structural Steel Pipe

AS1163 C250/C350 Structural Steel Pipe

Hollow section steel pipe for structural applications, hot-dip galvanized for corrosion resistance.

  • Standard: AS1163
  • Grade: C250, C350
  • Type: ERW, Welded
  • Finish: Galvanized
ASTM A500 Steel Pipe

ASTM A500 Square & Rectangular Steel Pipe

Carbon steel structural tubing for construction, scaffolding, and industrial frameworks.

  • Standard: ASTM A500 Gr.B
  • Shape: Square, Rectangular
  • Material: Carbon Steel
  • Application: Building Construction
Aluminum Curtain Wall

Unitized Aluminum Glass Curtain Wall

Prefabricated facade system with thermal break technology for commercial high-rises.

  • Type: Unitized Glazing
  • Finish: Anodized, Powder Coated
  • Coating: PVDF
  • Insulation: Double/Triple Glazed
Spider Glass Fitting System

Spider Glass Fitting Curtain Wall

Stainless steel (304/316) structural glazing system for modern glass facades.

  • Material: 304/316 Stainless Steel
  • Application: Facade Cladding
  • Design: Point-Supported
  • Finish: Polished, Brushed
ASTM A53 Steel Pipe

ASTM A53 Round Steel Pipe

Seamless and welded carbon steel pipe for mechanical and structural applications.

  • Standard: ASTM A53
  • Type: ERW, Seamless
  • Grade: A, B
  • Use: Structural, Mechanical
Aluminum Gusset Plate

Aluminum Gusset Plate & Connectors

High-strength aluminum components for curtain wall and structural framing systems.

  • Material: Aluminum Alloy
  • Function: Structural Connection
  • Finish: Anodized
  • Custom: OEM Cutting Available
BS4568 Steel Conduit

BS4568 Steel Conduit

Galvanized steel electrical conduit for industrial and commercial wiring protection.

  • Standard: BS4568
  • Finish: Hot-Dip Galvanized
  • Type: Light, Medium, Heavy Duty
  • Use: Electrical Installation
EN10219 Steel Pipe

EN10219 Cold Formed Steel Pipe

Welded structural hollow sections for construction and mechanical engineering.

  • Standard: EN10219
  • Type: Cold Formed, ERW
  • Shape: Round, Square, Rectangular
  • Application: Structural Framework
Tempered Glass Curtain Wall

Tempered Insulated Glass Curtain Wall

Thermally broken, energy-efficient facade system with Low-E double glazing.

  • Glass: Tempered, Low-E
  • Insulation: Double/Triple Pane
  • System: Unitized, Stick-Built
  • Benefit: Sound & Thermal Insulation
MS Square Pipe

MS Carbon Steel Square Pipe

Mild steel square tubing for industrial, agricultural, and construction use.

  • Standard: ASTM A500, GB
  • Shape: Square, Rectangular
  • Thickness: 1.0–6.0mm
  • Finish: Black, Galvanized
Aluminum Profile

Custom Aluminum Profiles

Extruded aluminum profiles for curtain walls, windows, and structural glazing.

  • Alloy: 6063, 6061
  • Process: Extrusion, CNC Cutting
  • Finish: Anodized, Powder Coated
  • Service: OEM/ODM Supported
Fire Resistant Panels

Fire-Resistant Aluminum Decorative Panels

Moisture-proof, integrated metal ceiling and wall cladding for commercial interiors.

  • Material: Aluminum Composite
  • Feature: Fire & Moisture Resistant
  • Design: Suspended Ceiling, Cladding
  • Use: Interior Decoration
3000+
Square Meters Facility
100+
Global Clients
15+
Years Experience
ISO
Certified Quality

Frequently Asked Questions

What standards do your steel pipes meet?

Our steel pipes comply with international standards including ASTM A500, ASTM A53, AS1163, EN10219, and BS4568. All products are manufactured under ISO9001 and CE-certified processes.

Do you offer OEM and custom fabrication?

Yes, we provide full OEM and ODM services including custom cutting, sizing, coating, and packaging. Our team supports project-specific design and engineering needs.

What is your production capacity?

With over 3,000 square meters of manufacturing space and automated production lines, we can handle large-volume orders with fast turnaround and reliable delivery schedules.

How do you ensure product quality?

We implement strict quality control at every stage — from raw material inspection to final packaging. Our ISO9001 and ISO13485 certifications validate our commitment to excellence.

Can you assist with international shipping?

Absolutely. We have extensive experience in foreign trade export and work with trusted logistics partners to ensure safe, timely delivery to destinations worldwide.

Get in Touch

Reach out to our team for product inquiries, quotes, or technical support.

Contact Information

  • Daqiuzhuang Industrial Park, Jinghai District, Tianjin, China
  • 0086 22 5938 5986
  • +86 182 0225 6900
  • [email protected]

Send Us a Message

For inquiries, please visit our official website to submit your request. Our team responds within 24 hours.

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