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Standard
ISO 4993
Fourth edition
Steel and iron castings —
2024-03
Radiographic testing
Pièces moulées en acier ou en fonte — Contrôle radiographique
Reference number
ISO 4993:2024(en) © ISO 2024
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ISO 4993:2024(en)
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© ISO 2024
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Published in Switzerland
© ISO 2024 – All rights reserved
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ISO 4993:2024(en)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Basis of purchase . 2
5 General . 2
6 Testing parameters . 2
7 Personnel qualifications . . 3
8 Testing arrangements . 3
9 Film position plan . 3
9.1 Film position plan for pilot radiography .3
9.2 Film position plan for production radiography.4
10 Rejection/acceptance criteria . 4
11 Foundry responsibility. 4
Annex A (informative) Testing arrangements . 5
Annex B (informative) Techniques for increasing the covered thickness range .10
Annex C (informative) Choice of radiation source .13
© ISO 2024 – All rights reserved
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