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Ultrasonic testing

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Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006982
EISBN: 978-1-62708-439-0
... Abstract This article focuses on ultrasonic testing (UT) applied to metallic additive manufacturing (AM) parts, presenting the basic principles of UT. It provides a detailed discussion on postprocess UT inspection of powder-bed-fusion-manufactured samples and directed-energy-deposition...
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Published: 30 June 2023
Fig. 2 Principle of ultrasonic testing. (a) Ultrasonic probe faces a sample to inspect that contains a flaw. (b) Plot of signal obtained by the inspection More
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Published: 01 August 2018
Fig. 11 Schematic for A-scan display. UT, ultrasonic testing More
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Published: 01 August 2018
Fig. 8 Phased array ultrasonic testing calibration block design as considered in ISO 19675 More
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Published: 01 August 2018
Fig. 9 Configurations for air-coupled ultrasonic testing. (a) Through-transmission. (b) Angled beam. (c) Pitch-catch. (d) Guided wave More
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Published: 15 January 2021
Fig. 5 Ultrasonic testing A-scan of time and amplitude More
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Published: 30 August 2021
Fig. 89 Shear wave ultrasonic testing of circumferential weld C1 (in red) More
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Published: 30 June 2023
Fig. 1 Manually operated ultrasonic testing inspection. The probe is placed in contact with the sample to test and is connected to the controller. More
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Published: 30 June 2023
Fig. 17 Ultrasonic testing images (A-, B-, C-, and D-scans) corresponding to the scan presented in Fig. 16 More
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Published: 30 June 2023
Fig. 26 Results of phased array ultrasonic testing scan with total focusing method corresponding to interconnected vertical cylinders, with seven of seven cavities detected (C- and D-scans) More
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Published: 30 June 2023
Fig. 27 Results of phased array ultrasonic testing scan with total focusing method corresponding to spherical cavities, with six of seven cavities detected (C- and D-scans) More
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Published: 30 June 2023
Fig. 28 Results of phased array ultrasonic testing scan with total focusing method corresponding to oriented cylinders, with three of seven clearly detected and three of seven lightly detected (C- and D-scans) More
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Published: 30 June 2023
Fig. 29 Results of phased array ultrasonic testing scan with total focusing method corresponding to horizontal cylinders, with six of seven cylinders detected (C- and D-scans) More
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Published: 30 June 2023
Fig. 32 Ultrasonic testing inspection representing a B-scan at one position of the probe. Healthy sample on left; defective sample with missing strut on right More
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Published: 30 June 2023
Fig. 42 In-process ultrasonic testing inspection of an aluminum sample made by wire arc additive manufacturing from below the build plate. (a) Experimental setup. (b) B-scan of the global part, with scale in decibels More
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Published: 30 June 2023
Fig. 8 Ultrasonic testing (UT) device installed on the bottom of the fused filament fabrication substrate. (a) Schematic of the UT system. (b) Actual UT system. Reprinted from Ref 59 with permission of the American Society of Mechanical Engineers (ASME) More
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003315
EISBN: 978-1-62708-176-4
... Abstract This article discusses the underlying concepts and basic techniques for performing ultrasonic fatigue tests and describes test equipment design, specimen design, and effective control over test variables. It reviews the results obtained with ultrasonic fatigue test methods with respect...
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Published: 01 August 2018
Fig. 11 Typical area-amplitude response curve from ultrasonic test blocks having flat-bottomed holes More
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Published: 30 June 2023
Fig. 8 Principle of beamforming by delay and sum with phased array ultrasonic testing. (a) Transmission with elements to focus on a given point. (b) Signal reception with elements. (c) Delay and sum of received signals to form the beamformed signal. Red and blue represent transmission More
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Published: 01 January 2000
Fig. 9 Ultrasonic hardness testing application. (a) Hardness testing of fillet radius on an engine crankshaft. (b) Probe and special fixture. (c) Test location. Courtesy of Krautkramer Branson More