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radiography

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Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003238
EISBN: 978-1-62708-199-3
...Abstract Abstract Radiography is a nondestructive-inspection method that is based on the differential absorption of penetrating radiation by the part or test piece (object) being inspected. This article discusses the fundamentals and general applications of radiography, and describes...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006459
EISBN: 978-1-62708-190-0
...Abstract Abstract Digital radiography is a technique that uses digital detector arrays (linear or area) to capture an X-ray photonic signal and convert it to an electronic signal for display on a computer. This article begins with an overview of real-time radiography and provides a schematic...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006455
EISBN: 978-1-62708-190-0
...Abstract Abstract Film radiography requires the development of the exposed film so that the latent image becomes visible for viewing. It describes the general characteristics of film, including speed, gradient, and graininess, and the factors affecting film selection and exposure time...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006448
EISBN: 978-1-62708-190-0
...Abstract Abstract Radiography is the process or technique of producing images of a solid material on a paper/photographic film or on a fluorescent screen by means of radiation particles or electromagnetic waves of short wavelength. This article reviews the general characteristics and safety...
Image
Published: 01 December 1998
Fig. 9 Comparison of (a) computed tomography (CT) and (b) radiography. A high-quality digital radiograph (b) of a solid rocket motor igniter shows a serious flaw in a carefully oriented tangential shot. A CT image (a) at the height of the flaw shows the flaw in more detail and in a form More
Image
Published: 15 May 2022
Fig. 35 Computed tomography radiography inspection of exemplar fractured crankshaft More
Image
Published: 01 August 2018
Fig. 27 Setup for radiography using either metallic shot or a liquid absorber as a mask to control secondary radiation More
Image
Published: 01 August 2018
Fig. 18 Arrangements for the in-motion single-wall, single-image film radiography of longitudinal welds in line pipe, using (a) a conventional portable x-ray unit and (b) a rod-anode x-ray tube More
Image
Published: 01 August 2018
Fig. 21 Setup for radiography using either metallic shot or a liquid absorber as a mask to control secondary radiation More
Image
Published: 01 August 2018
Fig. 1 Comparison of (a) computed tomography (CT) and (b) radiography. A high-quality digital radiograph (b) of a solid rocket motor igniter shows a serious flaw in a carefully oriented tangential shot. A CT image (a) at the height of the flaw shows the flaw in more detail and in a form More
Image
Published: 01 August 2018
Fig. 18 Computed tomography and digital radiography scanner designed for the nondestructive testing and dimensional analysis of a variety of parts up to 300 mm (12 in.) in diameter and 600 mm (24 in.) in length More
Image
Published: 01 August 2018
Fig. 29 Digital radiography mode. The component moves perpendicular to the fan beam, and the radiographic data are acquired line-by-line. More
Image
Published: 01 August 2018
Fig. 15 Radiography setup used with the time delay integration (TDI) detector. Source: Ref 16 More
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Published: 01 August 2018
Fig. 32 Example of an in-motion radiography facility showing (a) the facility, (b) a closeup of the source robot, and (c) the collimator and slits More
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Published: 01 August 2018
Fig. 35 Comparison of radiography and computed tomography. (a) Conventional projection radiography. (b) Computed tomography using slit collimation More
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006456
EISBN: 978-1-62708-190-0
... of performance characteristics for film radiography, real-time radiography, and X-ray computed tomography is presented in a table. A functional block diagram of a typical computed tomography system is provided. The article discusses CT scanning geometry that is used to acquire the necessary transmission data...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006457
EISBN: 978-1-62708-190-0
... to the inspection of bonded structures, including visual inspection, ultrasonic inspection, X-ray radiography, and neutron radiography. The evaluation and correlation of inspection results are also discussed. The article concludes with information on the effects of ultrasonic wave interference in the ultrasonic...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006764
EISBN: 978-1-62708-295-2
...-particle inspection radiography surface discontinuities surface inspection ultrasonic inspection NONDESTRUCTIVE TESTING (NDT), also known as nondestructive evaluation (NDE), includes various techniques to characterize materials without damage. The methods of NDE involve dimensional metrology...
Image
Published: 01 August 2018
Fig. 51 Correlation of nondestructive inspection results. The same specimen was inspected by (a) Fokker bond tester and (b) neutron radiography. See text for discussion. More
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005616
EISBN: 978-1-62708-174-0
...Abstract Abstract This article describes the fundamental aspects of three nondestructive evaluation (NDE) methods of solid-state welds in terms of operation principles. These methods are radiography, ultrasound, and eddy current methods. The article provides examples of these NDE techniques...