High temperature fastening bolt grain size measuring system and method
The invention discloses a high temperature fastening bolt grain size measuring system. The high temperature fastening bolt grain size measuring system comprises an ultrasonic instrument and a probe, wherein the probe is provided with an acoustic wedge block for detecting a high temperature fastening...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a high temperature fastening bolt grain size measuring system. The high temperature fastening bolt grain size measuring system comprises an ultrasonic instrument and a probe, wherein the probe is provided with an acoustic wedge block for detecting a high temperature fastening bolt to be detected, an acoustic emission transducer arranged on an acoustic emission transducing surface and an acoustic receiving transducer arranged on an acoustic receiving transducing surface; the acoustic wedge block is provided with the acoustic emission transducing surface for entry of ultrasonic waves emitted by the ultrasonic instrument and the acoustic receiving transducing surface for the return of the ultrasonic waves to the ultrasonic instrument; the acoustic emission transducer is in communicating connection of an emission part of the ultrasonic instrument; and the acoustic receiving transducer is in communicating connection of a receiving part of the ultrasonic instrument. The high temperature fast |
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