China High Density Polyethylene Pipe Manufacturer, Supplier, Factory
High-density polyethylene (HDPE) pipe is a durable and versatile thermoplastic piping solution widely used across numerous industries. Its exceptional properties, including high-impact resistance, flexibility, and corrosion immunity, make it an ideal choice for demanding applications. For transporting potable water, managing sewage, or protecting underground utilities, Polyethylene Pipe systems offer long-term reliability. When precision and smaller diameters are required, HDPE Tubing is the preferred option for fluid transfer in industrial and laboratory settings. The term Pe Pipe is often used interchangeably with HDPE pipe, highlighting its polyethylene composition. A critical application is the use of HDPE Electrical Conduit for safeguarding electrical and fiber optic cables, providing superior mechanical protection and longevity compared to traditional materials.
High Density Polyethylene Pipe is engineered to withstand harsh environmental conditions, from extreme temperatures to chemical exposure. Its leak-free, fused joint system ensures a monolithic pipeline that is virtually impervious to root intrusion and ground movement. The material's smooth interior wall minimizes friction loss, leading to significant energy savings in pumping systems. High Density Polyethylene Pipe is also an environmentally responsible choice, being fully recyclable and contributing to sustainable infrastructure development. Its lightweight nature compared to alternative materials like concrete or steel simplifies handling and installation, reducing overall project timelines and costs.
Key Product Specifications
- Material: High-Density Polyethylene (PE100 or PE4710)
- Standard Dimensions Ratio (SDR): Ranges from SDR 7.3 to SDR 26, determining pressure rating
- Pressure Rating (PN): Commonly available in PN6, PN8, PN10, PN12.5, and PN16
- Temperature Range: Operational from -40°C to 60°C (-40°F to 140°F)
- Jointing Method: Butt Fusion, Electrofusion, or Mechanical Fittings
- Certifications: Compliant with NSF/ANSI 61, ASTM D3350, and ISO 4427 standards
Standard Size and Pressure Rating Chart
| Nominal Diameter (mm/inch) | SDR 11 (PN10) | SDR 17 (PN6) | SDR 21 (PN5) |
|---|---|---|---|
| 20 mm / ¾ inch | 2.3 bar / 33 psi | 1.4 bar / 20 psi | 1.1 bar / 16 psi |
| 63 mm / 2 inch | 2.3 bar / 33 psi | 1.4 bar / 20 psi | 1.1 bar / 16 psi |
| 110 mm / 4 inch | 2.3 bar / 33 psi | 1.4 bar / 20 psi | 1.1 bar / 16 psi |
| 250 mm / 10 inch | 2.0 bar / 29 psi | 1.2 bar / 17 psi | 1.0 bar / 14 psi |
| 500 mm / 20 inch | 1.6 bar / 23 psi | 1.0 bar / 14 psi | 0.8 bar / 12 psi |
Key Advantages of HDPE Piping Systems
- Corrosion and Chemical Resistance: Immune to electrochemical and chemical corrosion, ideal for aggressive soils and effluents.
- Long Service Life: Designed to last for 50-100 years with minimal maintenance.
- Flexibility and Impact Resistance: Can withstand ground settlement and seismic activity without failure.
- Leak-Free Integrity: Heat-fused joints create a permanent, homogeneous system stronger than the pipe itself.
- Cost-Effectiveness: Lower installation and life-cycle costs due to lightweight design and durability.
- Environmental Safety: Non-toxic, odorless, and safe for potable water applications.
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