# ISO 10928:1997 — Withdrawn and superseded ISO standards For ISO 10928:1997, item title is Plastics piping systems — Glass-reinforced thermosetting plastics (GRP) pipes and fittings — Methods for regression analysis and their use; status code is 9599; successor is ISO 10928:2009; withdrawn / published date is 1997-08-14, recorded from its source on 2026-08-05. - **Identifier:** ISO 10928:1997 _(verified: appears in the quote below)_ - **Item title:** Plastics piping systems — Glass-reinforced thermosetting plastics (GRP) pipes and fittings — Methods for regression analysis and their use _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 10928:2009 - **Withdrawn / published date:** 1997-08-14 _(verified: appears in the quote below)_ ## What the source says > 1226,IS,,ISO 10928:1997,Plastics piping systems — Glass-reinforced thermosetting plastics (GRP) pipes and fittings — Methods for regression analysis and their use,Systèmes de canalisation en matières plastiques — Tubes et raccords plastiques thermodurcissables renforcés de verre (PRV) — Méthodes pour une analyse de régression et leurs utilisations,1997-08-14,1,"['23.040.45','23.040.20']",ISO/TC 138/SC 6,9599,,[38777],"['en','fr']",39, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).