Dear All, good afternoon,
Please see the below question, and provide me with the formula and the steps:
What is the depth of the longitudinal near field in the steel plate 5 inch thick when tested with a 2.25 MHz contact transducer having a 0.75 inch diameter circular the element?
You can use one of these formulas to calculate near field;
ASNT 107643, PCN 205373.
Responsible NDT Level 3 & Radiation Principal Licensee
Air New Zealand
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