20.99 WD approved for registration as CD Aug 13, 2026
ISO
ISO/TC 164/SC 3 Hardness testing
International Standard
ISO 6506-3:2014 specifies a method for the calibration of reference blocks to be used in the indirect verification of Brinell hardness testing machines as described in ISO 6506‑2.
The procedures necessary to ensure metrological traceability of the calibration machine are also specified.
PUBLISHED
ISO 6506-3:2014
IN_DEVELOPMENT
ISO/WD 6506-3
20.99
WD approved for registration as CD
Aug 13, 2026