# ISO 4661-1:1993 — Withdrawn and superseded ISO standards For ISO 4661-1:1993, item title is Rubber, vulcanized or thermoplastic — Preparation of samples and test pieces — Part 1: Physical tests; status code is 9599; successor is ISO 23529:2004; withdrawn / published date is 1993-09-23, recorded from its source on 2026-08-05. - **Identifier:** ISO 4661-1:1993 _(verified: appears in the quote below)_ - **Item title:** Rubber, vulcanized or thermoplastic — Preparation of samples and test pieces — Part 1: Physical tests _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 23529:2004 - **Withdrawn / published date:** 1993-09-23 _(verified: appears in the quote below)_ ## What the source says > 20168,IS,,ISO 4661-1:1993,"Rubber, vulcanized or thermoplastic — Preparation of samples and test pieces — Part 1: Physical tests",Caoutchouc vulcanisé ou thermoplastique — Préparation des échantillons et éprouvettes — Partie 1: Essais physiques,1993-09-23,2,['83.060'],ISO/TC 45/SC 2,9599,[10635],[36888],"['en','fr']",4,"
Includes a number of factors important in the preparation of test pieces. Procedure for adjusting the thickness, if necessary, is described. No other possibility available, test pieces may be prepared from specially moulded sheets. It is important that both product and sheet are made from the same batch of material and have equivalent cure.
" ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).