Polypropylene (PP) pipes and fittings -- Density -- Determination and specification
The density shall be determined according the method described in ISO 1183 with an accuracy of 0,001 gram per cubic centimetre. The density shall be between 0,90 and 0,95 gram per cubic centimetre. This does not apply to pipes and fittings from PP-materials containing fibres or fire retardant additives.
A standard is reviewed every 5 years
Revisions / Corrigenda