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BS EN 12504-4:2021 – TC:2022 Edition

BS EN 12504-4:2021 – TC:2022 Edition

$134.27

Tracked Changes. Testing concrete in structures – Determination of ultrasonic pulse velocity

Published By Publication Date Number of Pages
BSI 2022 44
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This document specifies a method for the determination of the velocity of propagation of pulses of ultrasonic longitudinal waves or ultrasonic transverse waves in hardened concrete, which is used for a number of applications.

PDF Catalog

PDF Pages PDF Title
26 National foreword
29 European foreword
30 1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
5.1 General
31 5.2 Performance requirements
5.3 Transducers
6 Procedures
6.1 Determination of pulse velocity
6.1.1 Factors influencing pulse velocity determination
6.1.2 Transducer arrangement
32 6.1.3 Path length measurement
33 6.1.4 Coupling the transducers onto the concrete
6.1.5 Measurement of transit time
7 Expression of result
34 8 Test report
9 Precision
35 Annex A (informative) Determination of pulse velocity — indirect transmission
37 Annex B (informative) Factors influencing pulse velocity determination
40 Annex C (informative) Correlation of pulse velocity and compressive strength
42 Bibliography

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BS EN 12504-4:2021 - TC
$134.27