I.S. EN 12681-2:2017
Current
The latest, up-to-date edition.
FOUNDING - RADIOGRAPHIC TESTING - PART 2: TECHNIQUES WITH DIGITAL DETECTORS
Hardcopy , PDF
English
01-01-2017
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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National Foreword
European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Classification of radiographic techniques
and compensation principles
6 General preparations and requirements
7 Test arrangements
8 Choice of tube voltage and radiation source
9 Metal screens for IPs and shielding
10 Reduction of scattered radiation
11 Source object and detector position
12 Data processing
13 Monitor viewing conditions and storage
of digital images
14 Techniques for increasing the covered
thickness range
15 Requirements on images
16 Image quality
17 Influence of crystalline structure
18 Acceptances criteria
19 Test report
Annex A (normative) - Minimum image quality values
Annex B (normative) - Severity levels for steel castings
Annex C (normative) - Severity levels for cast iron castings
Annex D (normative) - Severity levels for aluminium
and magnesium alloy castings
Annex E (normative) - Severity levels for titanium
and titanium alloy castings
Annex F (normative) - Determination of basic spatial
resolution
Annex G (normative) - Determination of minimum
grey values for CR practice
Annex H (informative) - Grey values, general
remarks (from EN ISO 17636-2:2013, Annex E)
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