Unplasticized polyvinyl chloride (PVC) pipes and fittings — Determination and specification of density
STANDARD published on 1.7.1979
Designation standards: ISO 4439:1979
Publication date standards: 1.7.1979
The number of pages: 1
Approximate weight : 3 g (0.01 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: 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.