DWC Pipe

Double Wall Corrugated (DWC) refers to a type of pipe construction that consists of two layers of corrugated plastic. The inner and outer walls are connected by a series of corrugations, creating a hollow space between them. DWC pipes are typically made from high density polyethylene (HDPE) or polypropylene (PP) materials.

The benefits of DWC Pipe include:

  • Strength and Durability: The corrugated structure enhances the strength and rigidity of the pipe, allowing it to withstand high loads, pressure, and external forces. This makes DWC pipes suitable for underground applications where they can withstand soil and traffic loads.

  • Lightweight: Despite their strength, DWC pipes are lightweight compared to traditional solid-wall pipes, making them easier to handle, transport, and install.

  • Flexibility: The corrugated design provides flexibility to DWC pipes, allowing them to adapt to ground movement and absorb stresses. This flexibility reduces the risk of cracks or failures due to soil settlement or temperature variations.

  • Corrosion Resistance: DWC pipes made from HDPE or PP offer excellent resistance to corrosion and chemical attacks, making them suitable for conveying a wide range of fluids, including sewage, stormwater, and industrial effluents.

  • Smooth Inner Wall: The inner wall of DWC pipes is typically smooth to facilitate the efficient flow of fluids. This smooth surface minimizes friction, reduces head loss, and prevents the accumulation of debris, ensuring optimal hydraulic performance.

  • Leak Detection: Some DWC pipes feature a built-in leak detection system. These pipes have an additional layer or a special design that allows the detection of leaks or seepages, providing early warning signs of potential issues.


Application of DWC Pipe