23/30466158 DC

This standard 23/30466158 DC BS EN 17970. Ductile iron pipes. Push-in joints for ductile iron pipe systems. Resistance against root intrusion. Requirements and test methods is classified in these ICS categories:

• 23.040.10 Iron and steel pipes

This document is applicable to diffusion-tight pipes, accessories and fittings in ductile cast iron to EN 598 and to cast iron pipe systems. The document gives requirements on the contact pressure based on a risk assessment and gives a test method that simulates the penetration of a root tip into the sealing gap.