Joints for cast iron pipes: Fitness and tightness of elastomeric seals (NT VVS 101)

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  • Report #: NT VVS 101
  • Approved: May 1994
  • Hits: 0


The purpose of this Nordtest method is to test the fitness and tightness of joints between fittings and pipes of cast iron, when these are subjected to temperature changes, pressure, bending forces, deviation from alignment and other changes present in pipes in gravity sewers.


Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.