I.S. EN ISO 6508-3:2015
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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METALLIC MATERIALS - ROCKWELL HARDNESS TEST - PART 3 - CALIBRATION OF REFERENCE BLOCKS (ISO 6508-3:2015)
Hardcopy , PDF
11-01-2024
English
01-01-2015
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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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