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Dichloromethane resistance at specified temperature (DCMT)

Test methods

A sample (pipe) is submerged for 30m in dichloromethane at a specified temperature to check that the material is not affected at that temperature.

Products to test

Plastics piping systems for civil works for water in:

  • Piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly (vinyl chloride) (PVC-U) EN ISO 1452-1, -2, -3, -5.
  • Drainage and sewerage without pressure made of unplasticized poly (vinyl chloride) (PVC-U) EN 1401-1.
  • Drainage and sewerage without pressure (structured wall) made of unplasticized poly (vinyl chloride) (PVC-U) EN 13476-1.
  • Conveyance of water under pressure made of oriented unplasticized Poly (vinyl chloride) (PVC-O) ISO 16422
  • Supply of buried and above ground drainage, sewerage and irrigation water under pressure - Oriented unplasticized poly(vinyl chloride) (PVC-O) UNE EN 17176-2, -5 / UNE-CEN/TS 17176-3.

Plastics piping systems for building and discharge of waste water made of:

  • Unplasticized poly (vinyl chloride) (PVC-U) EN 1329-1.
  • Unplasticized poly (vinyl chloride) (PVC-U) (structured wall) EN 1453-1