# ISO 3386-1:1986 — Withdrawn and superseded ISO standards For ISO 3386-1:1986, item title is Polymeric materials, cellular flexible — Determination of stress-strain characteristics in compression — Part 1: Low-density materials; status code is 9599; successor is ISO 3386-1:2025; withdrawn / published date is 1986-06-05, recorded from its source on 2026-08-05. - **Identifier:** ISO 3386-1:1986 _(verified: appears in the quote below)_ - **Item title:** Polymeric materials, cellular flexible — Determination of stress-strain characteristics in compression — Part 1: Low-density materials _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 3386-1:2025 - **Withdrawn / published date:** 1986-06-05 _(verified: appears in the quote below)_ ## What the source says > 8683,IS,,ISO 3386-1:1986,"Polymeric materials, cellular flexible — Determination of stress-strain characteristics in compression — Part 1: Low-density materials",Matériaux polymères alvéolaires souples — Détermination de la caractéristique de contrainte-déformation relative en compression — Partie 1: Matériaux à basse masse volumique,1986-06-05,2,['83.100'],ISO/TC 45/SC 4,9599,[8682],[89164],"['en','fr']",3,

Covers the determination of material with a density up to 250 kg/m3. It also indicates a method for the calculation of the compression stress value of such materials. The compression stress/strain characteristic is a measure of the load-bearing properties of the material. Two formulas ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).