Published
ISO 16859-3:2015 specifies a method for the calibration of reference test blocks that are used for the indirect verification of Leeb hardness testers according to ISO 16859‑2 and for the periodic checking according to ISO 16859‑1.
The procedures necessary to ensure metrological traceability of the calibration machine are also specified.
PUBLISHED
ISO 16859-3:2015
90.92
Standard to be revised
Jun 24, 2025
PROJECT
ISO/PWI 16859-3
Metallic materials - Leeb hardness test - Part 3: Calibration of reference test blocks (ISO 16859-3:2015)
60.60 Standard published