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X-ray radiography

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Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006974
EISBN: 978-1-62708-439-0
... Abstract X-ray radiography and computed tomography (CT) are nondestructive testing (NDT) tools particularly well suited to additive manufacturing (AM). A brief overview of NDT for AM is presented in this article, including other NDT methods, followed by identifying the key advantages...
Image
Published: 01 January 1993
Fig. 3 Schematic of the x-ray radiography system used for measuring weld pool surface velocity More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005218
EISBN: 978-1-62708-187-0
... topography, two-dimensional X-ray radiography, and ultra-fast three-dimensional X-ray tomography. solidification microstructure solidification two-dimensional X-ray topography two-dimensional X-ray radiography in situ monitoring X-ray imaging synchrotron radiation ultra-fast three-dimensional X...
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...
Image
Published: 01 August 2018
Fig. 11 Schematic of flaws and their x-ray images. Defect types that can be detected by x-ray radiography are those that change the attenuation of the transmitted x-rays. Source: Ref 11 More
Image
Published: 01 August 2018
Fig. 16 Positive print from neutron radiograph showing void and porosity in an adhesive bond line. Two 13 mm ( 1 2 in.) thick aluminum adherends bonded with EA 9628 adhesive are shown; AF-55 adhesive bond would have yielded similar results with x-ray radiography. More
Image
Published: 01 November 2010
Fig. 5 (a, b) Sedimentation of growing equiaxed grains recorded by synchrotron x-ray radiography in columnar-to-equiaxed transition following a jump in pulling rate from 1.5 to 15 μm/s at t 0 . Directional solidification of a refined Al-3.5wt%Ni alloy, G = 30 K/cm ( Ref 14 ). (c More
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
... of radiation in radiographic inspection, including X-rays and gamma rays. It deals with the characteristics that differentiate neutron radiography from X-ray or gamma-ray radiography. The geometric principles of shadow formation, image conversion, variation of attenuation with test-piece thickness, and many...
Image
Published: 01 November 2010
Polytechnique Fédérale de Lausanne. (b) Equiaxed grains growing in the melt during cooling of an Al-4wt%Cu alloy. Observed by synchrotron x-ray radiography at the European Synchrotron Radiation Facility (Institut Matériaux Microélectronique Nanosciences de Provence, Univ. Paul Cézanne). Equiaxed crystals have More
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 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.a0006445
EISBN: 978-1-62708-190-0
... of a part that either reduces or increases x-ray attenuation will be resolvable by x-ray radiography. Some types of flaws and their x-ray images are shown in Fig. 11 ( Ref 11 ). Fig. 11 Schematic of flaws and their x-ray images. Defect types that can be detected by x-ray radiography are those...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006477
EISBN: 978-1-62708-190-0
... of the methods performed on various types of flaws resulting from solid-state welding processes. eddy current nondestructive evaluation solid-state welding ultrasound testing X-ray radiography A NUMBER OF NONDESTRUCTIVE EVALUATION (NDE) methods, such as visual, liquid penetrant, magnetic particle...
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.a0006448
EISBN: 978-1-62708-190-0
... associated with radiography. There are two main aspects of safety: monitoring radiation dosage and protecting personnel. The article summarizes the major factors involved in both and discusses the operating characteristics of X-ray tubes. It describes the various methods of controlling scattered radiation...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002363
EISBN: 978-1-62708-193-1
... force microscopy, and scanning acoustic microscopy. The article also reviews the X-ray diffraction technique used for determining the compositional changes, strain changes, and residual stress evaluation during the fatigue process. acoustic emission technique atomic force microscopy crack growth...
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
... sections radiographic film processing THE TERM RADIOGRAPHY often refers to the specific radiological method that produces an image on film (conventional radiography) or digitally using detection systems that fluoresce once exposed to penetrating radiation (with x-rays or γ-rays). This article...
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
... absorption of penetrating radiation by the material. X-rays or gamma rays are the two types of waves used for this process. The radiography method works well for detecting and sizing volumetric flaws such as pores, voids, and inclusions. With the radiographic method, it is possible to examine a wide variety...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003436
EISBN: 978-1-62708-195-5
..., radiography, X-ray computed tomography, thermography, low-frequency vibration methods, acoustic emission, eddy current testing, optical holography, and shearography. The article presents some examples are for fiber-reinforced polymer-matrix composites. Many of the techniques have general applicability...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005522
EISBN: 978-1-62708-197-9
... of R. Glardon and W. Kurz, École Polytechnique Fédérale de Lausanne. (b) Equiaxed grains growing in the melt during cooling of an Al-4wt%Cu alloy. Observed by synchrotron x-ray radiography at the European Synchrotron Radiation Facility (Institut Matériaux Microélectronique Nanosciences de Provence...
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