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ultrasonic inspection model

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Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006443
EISBN: 978-1-62708-190-0
.... It describes the NDE engineering and NDE process control, along with some case studies related to the applications of NDE. The article reviews various models for predicting NDE reliability, such as ultrasonic inspection model, eddy current inspection model, and radiographic inspection model. It...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006473
EISBN: 978-1-62708-190-0
... inclusions, which can also be processed using algorithms such as Born inversion ( Ref 8 ). The ultrasonic NDT landscape has been further revolutionized by the increased availability of modeling ( Ref 10 ) and a diverse array of research and commercially available codes ( Ref 11 ) and model-based POD studies...
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
... 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: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006471
EISBN: 978-1-62708-190-0
... ). These various technologies are illustrated in Fig. 1 . The literature on transduction and how it is related to NDT ( Ref 3 ), particularly piezoelectric transducers, is extensive ( Ref 12 , 13 ). There is extensive theory that has been developed to model transducers and the ultrasonic wave-fields...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005605
EISBN: 978-1-62708-174-0
..., thermal management, and cladding. Ultrasonic additive manufacturing is part of the broad field of additive manufacturing (AM), which has been defined by ASTM International ( Ref 1 ) as “…the process of joining materials to make objects from 3-D model data, usually layer upon layer.” The field of AM...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005863
EISBN: 978-1-62708-167-2
... of gears and gearlike components Induction hardening of off-road hinery Coil design, systematic analysis of induction coil failures, and failure prevention Quenchants and quenching devices Formation of residual and transitional stresses Computer modeling Power supplies for induction...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004215
EISBN: 978-1-62708-184-9
...). Where possible, the inspection personnel should have been tested and qualified on a test piece that realistically models the items to be inspected in service, with regard to access, orientation, and type of defect. The inspection function should be independent of normal maintenance functions to...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006449
EISBN: 978-1-62708-190-0
... nondestructive examination modeling and simulation methods eddy-current methods magnetic methods acoustic methods physical methods in-service inspection welds austenitic stainless steel tubing TUBULAR PRODUCTS, ranging in size from hypodermic needle tubing to large-diameter oil-line pipe, are used in...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006454
EISBN: 978-1-62708-190-0
... fields. In such cases, AE from laboratory tests is not a good model of AE from materials in industrial service. In a small but important class of applications, AE inspection is applied during a manufacturing process to check the quality of the product or one of its components before...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006447
EISBN: 978-1-62708-190-0
... automated optical inspection (AOI) systems. These systems are based on high-definition cameras and smart software with special algorithms that process the captured image and use various comparative techniques and models to detect and classify various types of anomalies. If findings such as, but not...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006465
EISBN: 978-1-62708-190-0
... interest in real-time process monitoring and characterization for additive processes. The inspection methods required are necessarily nondestructive, rapid, and quantitative. The development of real-time in situ characterization methods can also serve as valuable feedback for process models, process...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006460
EISBN: 978-1-62708-190-0
.... This qualitative explanation can easily be made quantitative, and an analytical expression can be readily obtained if the laser pulse shape can be described analytically ( Ref 13 , 14 , 15 ). Further to this unidimensional model, three-dimensional (3-D) cases have been treated assuming axisymmetric...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005355
EISBN: 978-1-62708-187-0
... and simultaneously vibrates the casting to break down the core sand. When the operator sees that the internal passages are cleared, the foot switch is depressed to stop the vibration, and the air tool is retracted from the casting. These tools are commonly referred to as C-frame models because the...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005341
EISBN: 978-1-62708-187-0
... it correlates with structural integrity can be understood with a simple model reflecting the physical elements that actually determine the mechanical characteristics of a material. This simple model forms the basis for determining the elastic properties of a material, such as Young's modulus, shear...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002387
EISBN: 978-1-62708-193-1
... creepcrack growth. Practical methods based on replication and parametric approaches are also discussed. corrosion damage creep crack growth creep life creep-rupture properties failure prevention FAILURE CONTROL METHODS for piping and process systems encompass the inspection, monitoring, life...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006446
EISBN: 978-1-62708-190-0
..., accurate physics-based models and multiple physics-based measurements are needed to provide a one-to-one relationship between the measured nonlinearity parameter and the prevailing microstructural condition. Acoustoelastic measurements exploit the stress dependence of ultrasonic velocity in the material...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003045
EISBN: 978-1-62708-200-6
... provided with sufficient thermocouples or other sensors, such as dielectric or ultrasonic transducers, and a cure model has been made for the resin that takes into consideration time, temperature, and viscosity transformations and coordinates these with the dielectric or ultrasonic sensory data, then part...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006461
EISBN: 978-1-62708-190-0
... in any model used. When this is combined with the shear birefringence technique, a texture-independent measure of residual stress can be obtained ( Ref 92 ). Any surface roughness must also be accounted for, because it will result in a poor coupling condition for contact ultrasonic measurements and...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003435
EISBN: 978-1-62708-195-5
... dielectric cure sensors, fiberoptics-based resin cure sensors, ultrasonics-based resin cure sensors, and dosimetry-based resin cure sensors. The article provides information on the resin cure control flow sensing, flow modeling, flow mapping, and resin flow. It addresses some practical issues in sensing...
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
... layers and evaluate the nature of the interface. Another aspect of ultrasonic spectroscopy is the phenomenon of resonance. Resonance is the result of constructive and destructive interference of standing waves in an ultrasonic medium that can be locally modeled as a plate. Positive interference happens...