# ISO 13479:1997 — Withdrawn and superseded ISO standards For ISO 13479:1997, item title is Polyolefin pipes for the conveyance of fluids — Determination of resistance to crack propagation — Test method for slow crack growth on notched pipes (notch test); status code is 9599; successor is ISO 13479:2009; withdrawn / published date is 1997-04-24, recorded from its source on 2026-08-05. - **Identifier:** ISO 13479:1997 _(verified: appears in the quote below)_ - **Item title:** Polyolefin pipes for the conveyance of fluids — Determination of resistance to crack propagation — Test method for slow crack growth on notched pipes (notch test) _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 13479:2009 - **Withdrawn / published date:** 1997-04-24 _(verified: appears in the quote below)_ ## What the source says > 22078,IS,,ISO 13479:1997,Polyolefin pipes for the conveyance of fluids — Determination of resistance to crack propagation — Test method for slow crack growth on notched pipes (notch test),Tubes en polyoléfines pour le transport des fluides — Résistance à la propagation de la fissure — Méthode d'essai de la propagation lente de la fissure d'un tube entaillé (essai d'entaille),1997-04-24,1,['23.040.20'],ISO/TC 138/SC 5,9599,,[45812],"['en','fr']",9, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).