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HDPE Water Supply Pipe

The HDPE Water Supply Pipe is a high-density polyethylene pressure pipe specifically engineered for potable water transmission and distribution. Widely adopted by municipal water authorities and infrastructure developers worldwide, this pipe system delivers exceptional durability, leak-free joint performance, and long-term reliability in buried pressure applications.

HDPE Water Supply Pipe

High-Performance Pressure Pipe for Municipal & Industrial Water Distribution

Material & Specifications

Parameter Details
Material PE80, PE100 (ISO 4427 / ASTM D3035 compliant)
Pressure Ratings PN6, PN8, PN10, PN12.5, PN16, PN20, PN25
Diameter Range DN 20 mm to DN 2000 mm
Color Blue (potable water) or Black with blue stripes

Key Advantages

  • Leak-Free Joint System – Butt fusion and electrofusion welding create monolithic, fully restrained joints that eliminate leak points. Unlike traditional pipes with rubber gaskets, HDPE fusion joints provide zero leakage, significantly reducing water loss and non-revenue water.

  • Corrosion & Chemical Resistance – Immune to electrochemical corrosion, rust, and chemical attack. No need for external coatings, cathodic protection, or internal linings, reducing installation and maintenance costs.

  • Flexibility & Seismic Resistance – High flexibility allows the pipe to accommodate ground settlement, soil movement, and seismic activity without joint failure. Ideal for earthquake-prone regions and challenging terrains.

  • High Flow Capacity – Smooth inner surface (Hazen-Williams coefficient C = 150) maintains consistent flow characteristics over time with no scaling or biofilm accumulation.

  • Lightweight & Durable – Approximately one-eighth the weight of steel pipe, enabling faster installation with reduced labor and equipment requirements. Service life exceeding 50 years with minimal maintenance.

  • NSF/ANSI 61 Certified – Meets international standards for potable water applications, ensuring safe drinking water quality with no leaching or contamination.


Applications

  • Municipal water distribution networks

  • Transmission mains for potable water

  • Water treatment plant piping

  • Rehabilitation and trenchless installation (slip lining, pipe bursting)

  • Industrial water supply systems

  • Rural and agricultural water supply

  • Fire protection water mains


Connection Methods

Method Application
Butt Fusion Mainline joining of same-diameter pipes
Electrofusion Fittings, tie-ins, and repairs
Mechanical Joints Transition to existing systems or above-ground connections

Installation Methods

HDPE water pipes can be installed using:

  • Open trench – Conventional installation with fusion welding

  • Horizontal directional drilling (HDD) – Trenchless installation under roads, rivers, and obstacles

  • Slip lining – Rehabilitation of existing deteriorated pipelines

  • Floating or submerged – River crossings and intake lines


Standards & Compliance

Our HDPE Water Supply Pipe is manufactured in compliance with:

  • ISO 4427 (international standard for polyethylene piping systems)

  • ASTM D3035 / D3350 (US standards)

  • EN 12201 (European standard)

  • NSF/ANSI 61 (certification for potable water safety)


Quality Assurance

All products undergo rigorous quality control, including raw material testing, dimensional verification, pressure testing, and visual inspection, ensuring consistent performance and full traceability.



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The product undergoes strict quality control at every stage of development, manufacturing, production, and delivery, making the concept of "quality is life" deeply ingrained in people's hearts.

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