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.
Tämän julkaisun valmistelusta Suomessa vastaa Metalliteollisuuden Standardisointiyhdistys ry, puh. 09 19 231 (vaihde).
Sisällysluettelo
Foreword
1 Scope
2 Normative references
3 Manufacture of reference blocks
4 Calibration machine
5 Calibration procedure
6 Number of indentations
7 Non-uniformity of reference block
8 Marking
9 Validity
Annex A Uncertainty of the mean hardness value of reference blocks (informative)
ISO 376:2011 Metallic materials -- Calibration of force-proving instruments used for the verification of uniaxial testing machines
ISO 6506-2:2014 Metallic materials -- Brinell hardness test -- Part 2: Verification and calibration of testing machines
ISO 376:2011 Metallic materials -- Calibration of force-proving instruments used for the verification of uniaxial testing machines
ISO 6506-2:2014 Metallic materials -- Brinell hardness test -- Part 2: Verification and calibration of testing machines