# ISO 6507-3:2005 — Withdrawn and superseded ISO standards For ISO 6507-3:2005, item title is Metallic materials — Vickers hardness test — Part 3: Calibration of reference blocks; status code is 9599; successor is ISO 6507-3:2018; withdrawn / published date is 2005-12-08, recorded from its source on 2026-08-05. - **Identifier:** ISO 6507-3:2005 _(verified: appears in the quote below)_ - **Item title:** Metallic materials — Vickers hardness test — Part 3: Calibration of reference blocks _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 6507-3:2018 - **Withdrawn / published date:** 2005-12-08 _(verified: appears in the quote below)_ ## What the source says > 37748,IS,,ISO 6507-3:2005,Metallic materials — Vickers hardness test — Part 3: Calibration of reference blocks,Matériaux métalliques — Essai de dureté Vickers — Partie 3: Étalonnage des blocs de référence,2005-12-08,3,['77.040.10'],ISO/TC 164/SC 3,9599,[24834],[64067],"['en','fr']",9,"
ISO 6507-3:2005 specifies a method for the calibration of reference blocks to be used for the indirect verification of Vickers hardness testing machines, as specified in ISO 6507-2.
The method is applicable only for indentations with diagonals greater than or equal to 0,020 mm.
" ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).