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Galvanized Steel Pipes

Global Manufacturer & Export Supplier of High-Performance Galvanized Steel Pipes

Youcheng is a professional manufacturer and global exporter of galvanized steel pipes, delivering corrosion-resistant, high-strength steel pipe solutions for construction, infrastructure, water transmission, agriculture, energy, and industrial engineering applications.
Our galvanized steel pipes are engineered to meet international standards, ensuring long-term durability, structural reliability, and consistent performance in demanding environments.
We supply to distributors, wholesalers, EPC contractors, and engineering project companies in more than 50 countries worldwide.

Thick Wall Galvanized Steel Pipe

The Thick Wall Galvanized Steel Pipe produced by Youcheng Steel Pipes is a high-strength carbon steel pipe designed for heavy-duty structural, industrial, and infrastructure applications.

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Thin Wall Galvanized Steel Pipe

Thin Wall Galvanized Steel Pipe is a lightweight welded steel pipe produced by ERW technology and protected with a zinc coating through hot-dip galvanizing or pre-galvanizing processes.

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Galvanized Welded Steel Pipe

Galvanized Welded Steel Pipe is manufactured by forming steel strips into tubular sections and joining the edges through high-frequency electric resistance welding.

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Galvanized Seamless Steel Pipe

Galvanized Seamless Steel Pipe is a high-performance carbon steel pipe produced through a seamless manufacturing process and finished with hot-dip galvanizing or electro-galvanizing coating to ensure

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Electro-Galvanized Steel Pipe

Electro-Galvanized Steel Pipe (EG Pipe) is a precision steel tube coated with a controlled zinc layer through an electrochemical deposition process.

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Hot Dipped Galvanized Steel Pipe

Hot Dipped Galvanized Steel Pipe (HDG Pipe) is a steel pipe coated with a protective zinc layer through a hot-dip galvanizing process at approximately 450°C, forming a strong metallurgical bond

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Technical Specifications

Item	Specification
Outer Diameter	21.3mm – 219mm
Wall Thickness	1.0mm – 12.0mm
Length	5.8m / 6m / 12m / customized
Steel Grade	Q195, Q235, Q345, ASTM A53
Zinc Coating	40 – 600 g/m²
Standards	ASTM / BS / EN / API
End Types	Plain / Threaded / Grooved / Beveled
Surface	Hot-dip / Pre-galvanized
Packaging	Bundles + steel straps + waterproof wrapping

Core Engineering Advantages

01/

Decades of Corrosion Resistance
Engineered to withstand coastal, humid, and chemically aggressive environments with a lifecycle expectancy of 20–50 years (depending on coating thickness and site conditions).

02/

Superior Mechanical Strength
Outstanding load-bearing performance and impact resistance for heavy construction.

03/

Flawless Fabrication & Welding
Excellent weldability ensures fast, leak-free, and secure installation on-site.

04/

Optimized Lifecycle Cost
Minimizes maintenance, inspection, and replacement costs over decades of operation.

Engineering Applications

Municipal Infrastructure

Urban water supply networks, public utility pipelines, sewage, and drainage systems.

Industrial EPC Projects

Chemical & processing plant piping, industrial fluid transmission networks, and facility construction.

Construction & Structural Engineering

High-load structural frameworks, heavy-duty scaffolding, and temporary/permanent supporting structures.

Fire Protection Systems

High-pressure fire water pipelines and automatic sprinkler system infrastructure.

Agricultural & Smart Farming

Heavy-duty greenhouse steel structures, irrigation networks, and livestock fencing.

Quality Assurance System

Multi-stage inspection system includes:
• Chemical composition testing
• Mechanical strength testing
• Zinc coating thickness measurement
• Hydrostatic pressure testing
• Surface defect inspection
• Dimensional accuracy verification
All production follows ISO-based quality management systems.

Customization Services

We support full OEM and project customization:

Diameter & wall thickness customization

Zinc coating thickness adjustment

Length cutting service

Threading / grooving options

Private labeling

Customized packaging solutions

Packaging & Logistics

Export Packaging Standard

• Steel strip bundling
• Plastic end caps protection
• Waterproof wrapping
• Optional wooden reinforcement packaging

Shipping Support

• 20ft / 40ft container loading optimization
• Bulk cargo for EPC projects
• Safe ocean freight packaging system

Our Certificate

Frequently Asked Questions

Q: Can Youcheng support long-term, multi-phase EPC infrastructure supply contracts?

A: Yes. We specialize in project-based long-term supply, offering locked-in production schedules and staggered shipments to match your project milestones.

Q: What is the maximum zinc coating thickness you can achieve?

A: For heavy industrial or marine environments, we can provide continuous hot-dip galvanizing up to 600 g/m² (approx. 85 μm), compliant with ASTM A123 standards.

Q: Do you provide Mill Test Certificates (MTC) with the delivery?

A: Absolutely. Every shipment is accompanied by EN 10204 3.1 Mill Test Certificates detailing exact chemical compositions and mechanical test results.

Q: How do you handle third-party pre-shipment inspections?

A: We seamlessly coordinate with SGS, BV, or any agent of your choice. We grant them full access to our production lines and laboratory facilities for sampling and testing.

Get a Project Quotation

Looking for a reliable galvanized steel pipe supplier for your project?
Contact Youcheng to receive:
• Technical datasheet
• Project-based quotation
• Compliance documentation
• Inspection support report
• Fast response within 24 hours

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We're professional galvanized steel pipes manufacturers and suppliers in China, specialized in providing high quality customized products. We warmly welcome you to wholesale high-grade galvanized steel pipes for sale here from our factory.