1-20 of 219 Search Results for

computed tomography

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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...
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
... Abstract Computed tomography (CT) is an imaging technique that generates a three-dimensional (3-D) volumetric image of a test piece. This article illustrates the basic principles of CT and provides information on the types, applications, and capabilities of CT systems. A comparison...
Image
Published: 30 June 2023
Fig. 11 Example of before-after computed tomography (four-dimensional computed tomography) that allows the evaluation of crack location and crack path relative to the original state of the material prior to testing, with blue indicating the broken (after) state More
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: 30 August 2021
Fig. 18 (a) Computed tomography (CT) three-dimensional (3-D) surface render of scanned cutout containing the leak, with CT image plane indicated. OD, outer diameter; ID, inner diameter. (b) Image plane from CT at leak location. (c) Metallurgical cross section near leak location, with key weld More
Image
Published: 30 August 2021
Fig. 19 (a) Computed tomography (CT) three-dimensional (3-D) surface render of scanned cutout containing the leak, with CT image plane indicated. (b) Image plane from CT at leak location. (c) Optical micrograph of cryofracture-opened weld near leak location, with key weld discontinuities More
Image
Published: 30 June 2023
Fig. 8 Scans show the inspection capability of the x-ray computed tomography method in two additively manufactured parts. (a) Hinge bracket crack and surface irregularities detection. (b) Ace cup rings of porous material in the middle section of thickness via laser powder-bed fusion using More
Image
Published: 30 June 2023
Fig. 7 Typical laboratory-based x-ray computed tomography process flow, from data acquisition to measurement evaluation More
Image
Published: 30 June 2023
Fig. 2 Schematic and resulting x-ray computed tomography (CT) scan of an additively manufactured bracket More
Image
Published: 30 June 2023
Fig. 3 Computed tomography cross-sectional image (slice image) of the bracket in Fig. 1 , with pores visible as black dots just under the surface of the part. Inset shows the slice plane for this image in the three-dimensional dataset. More
Image
Published: 30 June 2023
Fig. 8 Computed tomography (CT) anomaly cluster from a powder-bed fusion additive manufacturing build consisting of 669 individually identified voxels, with the cluster representing a physical defect in the part. (a) Three-dimensional plot. (b) XY , XZ , and YZ cross sections More
Image
Published: 30 June 2023
Fig. 16 Automated defect detection in computed-tomography-scanned parts. Courtesy of Baker Hughes More
Image
Published: 30 June 2023
Fig. 16 Pore volume distribution for computed tomography scan performed on the representative oil filter ( Fig. 15 ) More
Image
Published: 15 May 2022
Fig. 35 Computed tomography radiography inspection of exemplar fractured crankshaft More
Image
Published: 15 January 2021
Fig. 34 Setup for computed tomography radiographic inspection of exemplar fractured crankshaft More
Image
Published: 15 January 2021
Fig. 35 Computed tomography radiographic image of exemplar crankshaft fracture More
Image
Published: 15 January 2021
Fig. 58 Model of swivel bracket reconstructed from computed tomography scan data. Isometric views More
Image
Published: 15 January 2021
Fig. 59 Model of swivel bracket reconstructed from computed tomography scan data. (a) Front view. (b) Rear view More
Image
Published: 15 January 2021
Fig. 60 Model of swivel bracket reconstructed from computed tomography scan data. (a) Top view. (b) Bottom view More
Image
Published: 01 January 2001
Fig. 35 Comparison of radiography and computed tomography (a) Conventional projection radiography. (b) CT using slit collimation More