EN ISO 6508-3:2015
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Metallic materials - Rockwell hardness test - Part 3: Calibration of reference blocks (ISO 6508-3:2015)
30-09-2015
04-03-2015
Foreword
1 Scope
2 Normative references
3 Manufacture of reference blocks
4 Calibration machine and calibration indenter
5 Calibration procedure
6 Number of indentations
7 Uniformity of hardness
8 Marking
9 Calibration certificate
10 Validity
Annex A (normative) - Uniformity of reference blocks
Annex B (informative) - Uncertainty of the mean hardness
value of hardness-reference blocks
Annex C (normative) - Requirements for reference diamond
indenters
Bibliography
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