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.
Document identifier
ISO 4439:1979
Title
Unplasticized polyvinyl chloride (PVC) pipes and fittings -- Determination and specification of density
ISO Category
TC 138: Plastics pipes, fittings and valves for the transport of fluids
Publication date
1979-07-01
International Relationship
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