# ISO 17744:2004 — Withdrawn and superseded ISO standards For ISO 17744:2004, item title is Plastics — Determination of specific volume as a function of temperature and pressure (pvT diagram) — Piston apparatus method; status code is 9599; successor is ISO 17744:2025; withdrawn / published date is 2004-11-23, recorded from its source on 2026-08-05. - **Identifier:** ISO 17744:2004 _(verified: appears in the quote below)_ - **Item title:** Plastics — Determination of specific volume as a function of temperature and pressure (pvT diagram) — Piston apparatus method _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 17744:2025 - **Withdrawn / published date:** 2004-11-23 _(verified: appears in the quote below)_ ## What the source says > 33196,IS,,ISO 17744:2004,Plastics — Determination of specific volume as a function of temperature and pressure (pvT diagram) — Piston apparatus method,Plastiques — Détermination du volume spécifique en fonction de la température et de la pression (diagramme pvT) — Méthode utilisant un appareil à piston,2004-11-23,1,['83.080.01'],ISO/TC 61/SC 5,9599,,[85976],"['en','fr']",18,"
ISO 17744:2004 describes procedures for determining the specific volume of plastics as a function of temperature and pressure in both the molten and solid states.
The standard specifies the use of a piston-equipped apparatus in which the test sample, held in a measurement cell, is pressurized by means of the pis ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).