Galvanized Steel Pipe

Galvanized steel pipe is widely used in fire protection systems, water supply lines, construction piping and general industrial applications.
With a zinc-coated surface, galvanized steel pipe offers improved corrosion resistance and longer service life compared with ordinary black steel pipe, making it suitable for environments where protection against rust is required.

We supply galvanized steel pipes in a wide range of sizes, wall thicknesses and specifications to meet different project requirements and international standards.

Features of Galvanized Steel Pipe

  • Excellent corrosion resistance

  • Zinc coating helps protect the pipe surface from rust

  • Strong and durable for long-term use

  • Suitable for threading, grooving, cutting and welding where applicable

  • Smooth surface and neat appearance

  • Available in various sizes, wall thicknesses and lengths

  • Widely used in fire fighting, water supply and utility piping systems

Technical Specifications

Product Name: Galvanized Steel Pipe
Pipe Type: Hot-dip galvanized steel pipe / Pre-galvanized steel pipe
Base Pipe: ERW steel pipe or seamless steel pipe
Outer Diameter: 1/2" to 12" or according to project requirements
Wall Thickness: SCH 10 / SCH 20 / SCH 40 / SCH 80 / STD or according to standard
Length: 5.8m, 6m, 11.8m, 12m or customized
Material Grade: ASTM A53, ASTM A500, BS / EN standard grades or equivalent
Surface: Hot-dip galvanized / Pre-galvanized
Zinc Coating: According to project requirement or applicable standard
End Type: Plain end, threaded end, grooved end, beveled end
Connection: Threading, grooved connection, welding where applicable
Inspection: Zinc coating inspection, hydrostatic test, dimensional inspection, chemical composition, mechanical properties
Packaging: Bundles, steel strips, plastic caps, waterproof packing, export standard packing

Applications of Galvanized Steel Pipe

Galvanized steel pipes are commonly used in:

  • Fire protection piping systems

  • Water supply and drainage systems

  • Water treatment supporting pipelines

  • Construction and building services

  • HVAC and utility piping

  • Agricultural irrigation systems

  • Municipal engineering projects

  • General low and medium pressure fluid transmission

Available Surface and Processing Options

To meet different application needs, we can provide:

  • Hot-dip galvanized steel pipe

  • Pre-galvanized steel pipe

  • Threaded galvanized pipe

  • Grooved galvanized pipe

  • Cut-to-length service

  • Beveling

  • Marking

  • Customized packing

Quality Assurance

Quality is controlled throughout the supply process to ensure stable coating performance, dimensional accuracy and reliable delivery.

Our inspection items may include:

  • Raw material verification

  • Outer diameter and wall thickness inspection

  • Zinc coating inspection

  • Surface quality check

  • Hydrostatic pressure test

  • Mechanical property testing

  • Chemical composition analysis

  • Packing inspection before shipment

Mill test certificates and related inspection documents can be provided upon request.

Packaging and Shipment

Our galvanized steel pipes are packed for safe export transportation and convenient project handling.

  • Bundled with steel straps

  • Plastic caps for pipe ends if required

  • Waterproof packing available

  • Standard export marking

  • Suitable for container shipment and bulk cargo loading

We support flexible shipment arrangements based on destination, order quantity and delivery schedule.


Reliable Galvanized Steel Pipe Supply for Global Projects
We supply galvanized steel pipes for fire protection, water treatment and general piping applications with stable quality, flexible specifications and efficient export service.