| 超声TOFD检测读谱 |
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| 引用本文： | 李衍.超声TOFD检测读谱[J].无损探伤,2010,34(5):1-8. |
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| 作者姓名： | 李衍 |
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| 作者单位： | 无锡市锅炉压力容器学会无损检测专委会,江苏无锡,214026 |
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| 摘 要： | 介绍国际法规中有关超声TOFD检测的图谱识别和显示评定要求,包括检测原理图谱、定位定量图谱、典型焊接缺陷识别和表征图谱,以及图像自身质量判定比照图谱。掌握TOFD读谱识谱基本功,是遵循法规标准、掌握承压设备焊接接头TOFD检测诊断技术的瓶颈。
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| 关 键 词： | TOFD D显示 A显示 灰度条纹 缺陷图谱 显示判读 |
Recognition and Interpretation of Ultrasonic TOFD Examination Images |
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| Authors: | LI Yan |
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| Affiliation: | LI Yan(NDT Subcommittee of Wuxi Boiler and Pressure Vessel Society,Wuxi 214026,China) |
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| Abstract: | This article introduces the relevant requirements of TOFD image recognition and interpretation,including the following four aspects:detection principles,location and measurement,recognition and characterization of typical flaws,and judgment of image-self quality.All of the above requirements are specified in the authorized international Code.Being familiar with the basic skill of reading and interpretation of TOFD images is the bottle neck of grasping TOFD diagnostic techniques for welded joints in pressure... |
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| Keywords: | TOFD D-scan A-scan Grayscale image display Image of flaws Interpretation of display |
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