超声波声速测量技术及其在材料评价中的应用

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摘要介绍两种测量声速的方法,阐述这两种方法的原理和区别,并列举了利用声速评价材料性能的实例.

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	何方成
	宫兆斌

关键词 ：超声声速, 无损评价

Abstract：Two ultrasonic velocity measuring methods were introduced, the principle and difference between the two methods were expatiated. Some examples of ultrasonic velocity measuring technology in material evaluation were given.

Key words： ultrasonic velocity non-destructive evaluation (NDE)

收稿日期: 2002-07-26 出版日期: 2003-08-20

中图分类号:

TB331

作者简介: 何方成(1971- ),男,工程师,现从事无损检测研究工作,联系地址:北京81信箱6分箱(100095).

引用本文:

何方成, 宫兆斌. 超声波声速测量技术及其在材料评价中的应用[J]. 材料工程, 2003, 0(8): 33-34.
HE Fang-cheng, GONG Zhao-bin. Ultrasonic Velocity Measuring Technology and its Application in Materials Evaluation. Journal of Materials Engineering, 2003, 0(8): 33-34.

链接本文:

http://jme.biam.ac.cn/new/CN/ 或 http://jme.biam.ac.cn/new/CN/Y2003/V0/I8/33

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[3] L PICHE.Ultrasonic velocity measurement for the determination of density in polyethylene[J]. Polymer Engineering and Science,1984,24:1354-1358.
[4] D J Roth. Eliminating the Effect of Plate Thickness Variation in Ultrasonic Images Using a Single Transducer Method[J]. SPIE,1996,2944:76-85.