ASTM E2985/E2985M-14
- Standard Practice for Determination of Metal Purity Based on Elastic Constant Measurements Derived from Resonant Ultrasound Spec
- standard by ASTM International, 10/01/2014
- Category: ASTM
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1.1 This practice is intended for use with resonant ultrasound spectrometers capable of exciting, measuring, recording and analyzing multiple whole body mechanical vibration resonant frequencies within parts exhibiting acoustical ringing in the acoustic or ultrasonic, or both, resonant frequency ranges.
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