Table of Contents

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 (informative) - Uncertainty of the mean hardness
        value of reference blocks
Bibliography

Abstract

Describes 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.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 164
Supersedes	ISO/DIS 6506-3 : 60.00 (2014) ISO 726 : 1982