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BS EN ISO 148-2:2016

BS EN ISO 148-2:2016

$189.07

Metallic materials. Charpy pendulum impact test – Verification of testing machines

Published By Publication Date Number of Pages
BSI 2016 48
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PDF Catalog

PDF Pages PDF Title
4 European foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
10 3 Terms and definitions
3.1 Definitions pertaining to the machine
11 3.2 Definitions pertaining to energy
12 3.3 Definitions pertaining to test pieces
4 Symbols and abbreviated terms
14 5 Testing machine
6 Direct verification
6.1 General
6.2 Foundation/installation
15 6.3 Machine framework
16 6.4 Pendulum
19 6.5 Anvil and supports
20 6.6 Indicating equipment
21 7 Indirect verification by use of reference test pieces
7.1 Reference test pieces used
7.2 Absorbed energy levels
7.3 Requirements for reference test pieces
7.4 Limited direct verification
7.5 Bias and repeatability
7.5.1 Repeatability
22 7.5.2 Bias
8 Frequency of verification
9 Verification report
9.1 General
23 9.2 Direct verification
9.3 Indirect verification
10 Uncertainty
29 Annex A (informative) Measurement uncertainty of the result of the indirect verification of a Charpy pendulum impact machine
33 Annex B (informative) Measurement uncertainty of the results of the direct verification of a Charpy pendulum impact testing machine
40 Annex C (informative) Direct method of verifying the geometric properties of pendulum impact testing machines using a jig
46 Bibliography

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BS EN ISO 148-2:2016
$189.07