ISO 4439:1979 Preview

Unplasticized polyvinyl chloride (PVC) pipes and fittings -- Determination and specification of density

The density of an unplasticised polyvinylchloride (PVC-U) pipe or -fitting, measured by the method described in ISO 1183, shall be between the limits of 1,35 gram per cubic centrimetre and 1,46 gram per cubic centrimetre. This does not apply to pipes made of compounds containing fillers or cellular products.


General information

  • Status :  Published
    Publication date : 1979-07
  • Edition : 1
    Number of pages : 1
  • :
    ISO/TC 138/SC 5
    General properties of pipes, fittings and valves of plastic materials and their accessories -- Test methods and basic specifications
  • 23.040.20
    Plastics pipes
    23.040.45
    Plastics fittings

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