# ISO 899:1981 — Withdrawn and superseded ISO standards For ISO 899:1981, item title is Plastics — Determination of tensile creep; status code is 9599; successor is ISO 899-1:1993 | ISO 899-2:1993; withdrawn / published date is 1981-04-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 899:1981 _(verified: appears in the quote below)_ - **Item title:** Plastics — Determination of tensile creep _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 899-1:1993 | ISO 899-2:1993 - **Withdrawn / published date:** 1981-04-01 _(verified: appears in the quote below)_ ## What the source says > 5301,IS,,ISO 899:1981,Plastics — Determination of tensile creep,Plastiques — Détermination du fluage en traction,1981-04-01,1,['83.080'],ISO/TC 61/SC 2,9599,,"[5302,5303]","['en','fr']",6, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).