ISO 14577-3:2015
Metallic materials — Instrumented indentation test for hardness and materials parameters — Part 3: Calibration of reference blocks
ISO 14577-3:2015 specifies a method for the calibration of reference blocks to use for the indirect verification of testing machines for the instrumented indentation test as specified in ISO 14577‑2:2015.
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Foreword
Introduction
1 Scope
2 Normative references
3 Manufacture of reference blocks
4 Calibrating machine
4.1 General
4.2 Calibration of the test force
4.3 Verification of the indenter
4.3.1 General
4.3.2 Vickers indenter
4.3.3 Berkovich, modified Berkovich, corner cube indenters, hardmetal ball indenters, and spherical tipped conical indenters
4.4 Calibration of the displacement measuring device
4.5 Verification of the testing cycle
5 Calibration procedure
6 Number of indentations
7 Uniformity of the reference blocks
8 Marking
9 Validity
Bibliography
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Foreword
Introduction
1 Scope
2 Normative references
3 Manufacture of reference blocks
4 Calibrating machine
4.1 General
4.2 Calibration of the test force
4.3 Verification of the indenter
4.3.1 General
4.3.2 Vickers indenter
4.3.3 Berkovich, modified Berkovich, corner cube indenters, hardmetal ball indenters, and spherical tipped conical indenters
4.4 Calibration of the displacement measuring device
4.5 Verification of the testing cycle
5 Calibration procedure
6 Number of indentations
7 Uniformity of the reference blocks
8 Marking
9 Validity
Bibliography