| 粉末材料中微夹杂缺陷的超声波检验 |
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| 引用本文： | 梁菁,史亦韦.粉末材料中微夹杂缺陷的超声波检验[J].材料工程,1996(10):26-28. |
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| 作者姓名： | 梁菁 史亦韦 |
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| 作者单位： | 北京航空材料研究院 |
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| 摘 要： | 介绍了用超声波方法检测微夹杂缺陷的一些试验结果，比较了不同频率、不同试验方法检测能力的差异，并通过解剖试验对检出缺陷的性质、尺寸作了比较。
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| 关 键 词： | 粉末材料 微夹杂缺陷 超声检测 |
Ultrasonic Inspection of Small Inclusion in Powder Metallurgy Materials |
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| Liang Jing, Shi Yiwei, Han Bo, Tang Zhenzeng, Li Jiawei, Zhou Yuxian.Ultrasonic Inspection of Small Inclusion in Powder Metallurgy Materials[J].Journal of Materials Engineering,1996(10):26-28. |
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| Authors: | Liang Jing Shi Yiwei Han Bo Tang Zhenzeng Li Jiawei Zhou Yuxian |
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| Abstract: | In the case of powder metallurgy materials,the most important fact causing incipient crack formation which can reduce the life of fatigue is inclusions.This paper introduces the method and results of smallinclusion detected by Ultrasonic,compares the testing capability of different frequency and discusses the characterise and size of the inclusion in the dissected specimen. |
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| Keywords: | s:P/M materials small inclusion ultrasonic inspection |
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