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BSI 23/30405158 DC:2023 Edition

BSI 23/30405158 DC:2023 Edition

$13.70

BS ISO 24489. Non-destructive testing. Acoustic emission testing. Detection of corrosion at atmospheric and low-pressure metallic storage tank floors

Published By Publication Date Number of Pages
BSI 2023 28
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PDF Catalog

PDF Pages PDF Title
1 30405158-NC.pdf
3 ISO_DIS 24489 ed.1 – id.78895 Enquiry PDF (en).pdf
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 General principles
5 Qualification of test personnel
6 Test equipment
6.1 Acoustic emission testing system
11 6.2 Acoustic emission sensors
6.3 Acoustic emission signal cables
6.4 Couplant
6.5 Preamplifiers
12 6.6 Power-signal cables
6.7 Filters
6.8 Acoustic emission instrument
13 6.9 Maintenance and verification of test equipment
7 Actions before testing
7.1 General information
7.2 Documents
7.3 Site inspection
7.4 Preparation of test instruction and record sheet
14 7.5 Sensor mounting
7.6 Setting of the acoustic emission instrument
7.6.1 First steps
7.6.2 Simulation of acoustic emission sources
15 7.6.3 Determination of sound velocity
7.6.4 Background noise
7.6.5 Sensitivity check and threshold
17 8 Performing the test
8.1 Storage tank liquid level and condition
8.2 Interfering acoustic emission sources
8.3 Data acquisition and observations during acoustic emission testing
9 Interpretation of test results
9.1 General requirements
18 9.2 Data processing
9.3 Classification system for the corrosion status and recommendations for maintenance
19 10 Documentation
10.1 General
10.2 Written test instruction
10.3 Test records
20 10.4 Test report
21 Annex€A (informative) Classification method based on time-difference location analysis and an example
24 Annex€B (informative) Classification method based on overall floor condition analysis and an example
28 Bibliography

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BSI 23/30405158 DC
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