DD 174:1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Guide to the calibration and setting up of the ultrasonic time of flight diffraction (TOFD) technique for the location and sizing of flaws
Hardcopy , PDF
01-01-1993
English
01-01-1989
The two transducer version of TOFD used to locate and size flaws as a result of linear scanning. Appendices provide a preliminary classification of defects and brief description of special techniques based on TOFD.
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