Table of Contents

Foreword<br>1 Scope<br>2 Normative references<br>3 Manufacture of reference blocks<br>4 Calibration machine and calibration indenter<br>5 Calibration procedure<br>6 Number of indentations<br>7 Uniformity of hardness<br>8 Marking<br>9 Calibration certificate<br>10 Validity<br>Annex A (normative) - Uniformity of reference blocks<br>Annex B (informative) - Uncertainty of the mean hardness<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;value of hardness-reference blocks<br>Annex C (normative) - Requirements for reference diamond<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;indenters<br>Bibliography

Abstract

Defines a method for the calibration of reference blocks to be used for the indirect and daily verification of Rockwell hardness testing machines, as specified in ISO 6508-2:2015.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	British Standards Institution
Pages
ISBN
Committee	ISE/101/5
Supersedes	97/714944 DC : SEP 97 13/30264465 DC : 0 04/30074924 DC : DRAFT JUNE 2004