# ISO 23277:2006 — Withdrawn and superseded ISO standards For ISO 23277:2006, item title is Non-destructive testing of welds — Penetrant testing of welds — Acceptance levels; status code is 9599; successor is ISO 23277:2015; withdrawn / published date is 2006-10-02, recorded from its source on 2026-08-05. - **Identifier:** ISO 23277:2006 _(verified: appears in the quote below)_ - **Item title:** Non-destructive testing of welds — Penetrant testing of welds — Acceptance levels _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 23277:2015 - **Withdrawn / published date:** 2006-10-02 _(verified: appears in the quote below)_ ## What the source says > 41428,IS,,ISO 23277:2006,Non-destructive testing of welds — Penetrant testing of welds — Acceptance levels,Contrôle non destructif des assemblages soudés — Contrôle par ressuage des soudures — Niveaux d'acceptation,2006-10-02,1,['25.160.40'],ISO/TC 44/SC 5,9599,,[62315],"['en','fr','ru']",4,"

ISO 23277:2006 specifies acceptance levels for indications from surface breaking imperfections in metallic welds detected by penetrant testing.

The acceptance levels in ISO 23277:2006 are primarily intended for use during manufacture examination, but where appropriate they can be used for in-service inspection.

These acceptance levels can be related to welding standards, application standa ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).