---
title: "100mm DWC Sewerage Pipe (4 Inch) Specs"
canonical: https://www.alompoly.com/products/size/100mm-dwc-pipe
source: ALOM Poly Extrusions Limited
---
# 100mm DWC Sewerage Pipe (4 Inch) Specs

Alcorr 100mm (equivalent to 4-inch internal diameter) DWC pipe is the benchmark size for lateral municipal sewerage and stormwater drainage connections. Fuses high stiffness classes with a smooth bore that prevents solid settlement and clogging.

## Specification
- **Brand:** Alcorr
- **Full name:** Alcorr 100mm Double Wall Corrugated HDPE Pipe
- **Nominal size:** 100 mm ID
- **Outer diameter:** 120 mm
- **Inner diameter:** 100 mm
- **Ring stiffness:** SN 4 / SN 8 / SN 16 Stiffness
- **Standard:** IS 16098 (Part 2)
- **Supply length:** 6 m / 9 m / 12 m Sticks with Integrated Socket
- **Typical application:** Municipal Sewers, Gated Township Stormwater & Culverts

## FAQ

### Can 100mm DWC be buried under roads?
Yes, when specified in SN8 class with proper granular bedding, it handles Class A traffic loading under carriageways.

### How are these pipes joined?
They are joined by a push-fit socket and spigot connection fitted with a high-durability rubber sealing ring.

For CAD drawings, compliance certificates and B2B pricing estimates, contact mktg@alom.in.