# ISO 15500-6:2012 — Withdrawn and superseded ISO standards For ISO 15500-6:2012, item title is Road vehicles — Compressed natural gas (CNG) fuel system components — Part 6: Automatic valve; status code is 9599; successor is ISO 15500-6:2020; withdrawn / published date is 2012-04-04, recorded from its source on 2026-08-05. - **Identifier:** ISO 15500-6:2012 _(verified: appears in the quote below)_ - **Item title:** Road vehicles — Compressed natural gas (CNG) fuel system components — Part 6: Automatic valve _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 15500-6:2020 - **Withdrawn / published date:** 2012-04-04 _(verified: appears in the quote below)_ ## What the source says > 51562,IS,,ISO 15500-6:2012,Road vehicles — Compressed natural gas (CNG) fuel system components — Part 6: Automatic valve,Véhicules routiers — Composants des systèmes de combustible gaz naturel comprimé (GNC) — Partie 6: Valve automatique,2012-04-04,2,['43.060.40'],ISO/TC 22/SC 41,9599,[30453],[75990],['en'],5,"
This part of ISO 15500 specifies tests and requirements for the automatic valve, a compressed natural gas
(CNG) fuel system component intended for use on the types of motor vehicles defined in ISO 3833.
This part of ISO 15500 is applicable to vehicles (mono-fuel, bi-fuel or dual-fuel applications) using natural gas
in accordance with ISO 15403.
It is not appl ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).