Standard
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AS 1817.2:2026
[Current]Metallic materials - Vickers hardness test, Part 2: Verification and calibration of testing machines (ISO 6507-2:2018, IDT)
AS 1817.2:2026 identically adopts ISO 6507 2:2018, which specifies a method of verification and calibration of testing machines and diagonal measuring system for determining Vickers hardness in accordance with AS 1817.1
Published: 13/02/2026
Pages: 18
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 General conditions
5 Direct verification
5.1 General
5.1.1
5.1.2
5.1.3
5.1.4
5.2 Calibration of the test force
5.2.1
5.2.2
5.2.3
5.3 Verification of the indenter
5.3.1
5.3.2
5.3.3
5.3.4
5.3.5
5.3.6
5.4 Calibration and verification of the diagonal measuring system
5.4.1
5.4.2
5.5 Verification of the testing cycle
5.6 Uncertainty of calibration/verification
6 Indirect verification
6.1 General
6.1.1
6.1.2
6.1.3
6.1.4
6.2 Test force and hardness levels
6.3 Measurement of reference indentation
6.4 Number of indentations
6.5 Verification result
6.6 Repeatability
6.7 Bias
6.8 Uncertainty of calibration/verification
7 Intervals between verifications
8 Verification report/calibration certificate
8.1 Vickers testing machine
8.2 Vickers indenter
Annex A
A.1 General
A.2 Direct verification of the hardness testing machine
A.2.1 Calibration of the test force
A.2.2 Calibration of the diagonal measuring system
A.2.3 Verification of the indenter
A.2.4 Verification of the test cycle
A.3 Indirect verification of the hardness testing machine
A.4 Budget of uncertainty of measurement
Bibliography
Cited references in this standard
[Current]
Metallic materials — Calibration of force-proving instruments used for the verification of uniaxial testing machines
[Current]
Metallic materials — Vickers hardness test — Part 3: Calibration of reference blocks
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