BS 4331-3:1974
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Methods for assessing the performance characteristics of ultrasonic flaw detection equipment Guidance on the in-service monitoring of probes (excluding immersion probes)
Hardcopy , PDF
15-07-2001
English
31-12-1974
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Cooperating organizations
Foreword
Guide
1. Scope
2. References
3. Range of tests
4. Probe index
5. Beam angle
6. Beam profile
7. Dominant frequency
8. Pulse length
9. Dead zone
10. Near field
11. Signal-to-noise ratio
12. Overall system gain
13. Beam alignment (squint)
14. Resolving power (depth)
15. Resolving power (angular)
16. Frequency of checking
17. Actions after checking
Appendices
A. Recommended checking procedures
B. Text deleted
C. Control of ambient temperature
Figures
1. A2 calibration block
2. A4 block
3. Calculation of beam angle (alternative to visual
estimation)
4. Block for checking beam angle: different test ranges
5. Principle for plotting beam profile (compressional
waves)
6. 'Welding Institute' block for checking beam profile
and resolution (depth)(A5 block)
7. Dominant frequency checking
8. Examples of traces for probes having nominal
frequency of (a) 2.5 MHz and (b) 4 MHz
9. Checking of shear wave probe using block shown in
figure 7
10. Measurement of pulse length (diagrammatic)
11. Block for checking dead zone (A6 block)
12. Examples of traces using block shown in figure 11
13. Block for near field checks: miniature probes
14. Block for near field checks: shear wave probes
15. Signal-to-noise ratio
16. Check of overall system gain
17. Beam alignment (squint): shear wave probes
18. Beam alignment (squint): shear wave probes
(alternative)
19. Angle of squint: visual check
20. Screen traces showing full and partial resolution
21. Block for checking resolving power (depth)(A6 block)
22. Alternative block for checking resolving power
(depth)
23. Block for checking resolving power (dpeth): shear
wave probes (A7 block)
24. Resolving power (angular)
25. Resolving power (angular): shear wave probes
26. Beam profile: beam edge technique: compressional
wave probes
27. Beam profile: beam edge technique: shear wave
probes
28. Beam alignment: compressional wave probes
29. Text deleted
Guidance for monitoring parameters of probes which most strongly influence integrity of flaw detection and assessment, particularly nature of sound field and degree of signal resolution. Applies to compressional wave and shear wave probes used in contact or gap scanning on essentially flat surfaces.
| Committee |
WEE/46
|
| DocumentType |
Standard
|
| Pages |
42
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| UNE-EN IEC 62386-207:2018 | Identical |
| ESI 98-8 : ISSUE 1 | ULTRASONIC PROBES: LOW FREQUENCY SINGLE CRYSTAL SHEAR WAVE ANGLE PROBES |
| BS 6208:1982 | Methods for ultrasonic testing and for specifying quality levels of ferritic steel castings |
| BS M 42:1972 | Methods for non-destructive testing of fusion and resistance welds in thin gauge materials |
| BS 7706:1993 | Guide to calibration and setting-up of the ultrasonic time of flight diffraction (TOFD) technique for the detection, location and sizing of flaws |
| DEFSTAN 02-729(PT5)/1(2000) : 2000 | REQUIREMENTS FOR NON-DESTRUCTIVE EXAMINATION METHODS - PART 5: ULTRASONIC |
| DEFSTAN 05-65(PT2)/1(1993) : 1993 | NON-DESTRUCTIVE TESTING - PART 2: ULTRASONIC INSPECTION |
| ENA TS 98-2 : ISSUE 1 1979 | ULTRASONIC PROBES: MEDIUM FREQUENCY, MINIATURE SHEAR WAVE, ANGLE PROBES |
| ENA TS 98-7 : ISSUE 1 1982 | ULTRASONIC PROBES: NORMAL (0 DEGREES) COMPRESSION WAVE PROBES FOR CONTACT TESTING |
| ENA TS 98-12 : ISSUE 1 1989 | CALIBRATION AND ROUTINE PERFORMANCE CHECKS OF ULTRASONIC NDT EQUIPMENT |
| ESI 98-12 : ISSUE 1 | CALIBRATION AND ROUTINE PERFORMANCE CHECKS OF ULTRASONIC NDT EQUIPMENT |
| BS 6129-1:1981 | Code of practice for the selection and application of bellows expansion joints for use in pressure systems. Metallic bellows expansion joints |
| ESI 98-2 : ISSUE 1 | ULTRASONIC PROBES: MEDIUM FREQUENCY, MINIATURE SHEAR WAVE, ANGLE PROBES |
| BS 4124:1991 | Methods for ultrasonic detection of imperfections in steel forgings |
| BS 3923-1:1986 | Methods for ultrasonic examination of welds Methods for manual examination of fusion welds in ferritic steels |
| BS 2704:1978 | Specification for calibration blocks for use in ultrasonic flaw detection |
| BS 5996:1993 | Specification for acceptance levels for internal imperfections in steel plate, strip and wide flats, based on ultrasonic testing |
| BS 4331-1:1978 | Methods for assessing the performance characteristics of ultrasonic flaw detection equipment Overall performance: on-site methods |
| ENA TS 98-8 : ISSUE 1 1982 | ULTRASONIC PROBES: LOW FREQUENCY SINGLE CRYSTAL SHEAR WAVE ANGLE PROBES |
| BS DD174(1988) : 1988 | GUIDE TO THE CALIBRATION AND SETTING UP OF THE ULTRASONIC TIME OF FLIGHT DIFFRACTION (TOFD) TECHNIQUE FOR THE LOCATION AND SIZING OF FLAWS |
| BS 5996:1980 | Methods for ultrasonic testing and specifying quality grades of ferritic steel plate |
| BS 4124:1987 | Methods for ultrasonic detection of imperfections in steel forgings |
| ESI 98-7 : ISSUE 1 | ULTRASONIC PROBES: NORMAL (0 DEGREES) COMPRESSION WAVE PROBES FOR CONTACT TESTING |
| BS 4331-2:1972 | Methods for assessing the performance characteristics of ultrasonic flaw detection equipment Electrical performance |
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