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radiographic 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: 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.a0006455
EISBN: 978-1-62708-190-0
... to produce the desired photographic density obeys the reciprocity law for equivalent exposures. The reciprocity law can be modified to include the inverse-square law, which models the relation between radiation intensity at the film and the source-to-film distance. Therefore, because the intensity is...
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.a0006457
EISBN: 978-1-62708-190-0
... Abstract Adhesive-bonded joints are extensively used in aircraft components and assemblies where structural integrity is critical. This article addresses the problem of how to inspect bonded assemblies so that all discrepancies are identified. It describes several inspection techniques and...
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...
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: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006445
EISBN: 978-1-62708-190-0
.... Practical tests on production parts compare well with both analytical and numerical modeling techniques in predicting surface voltage distributions. Studies of surface-breaking flaws have indicated excellent defect detectability ( Ref 10 ). Fig. 8 Dual-surface sensor configuration for inspection of a...
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: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001472
EISBN: 978-1-62708-173-3
... deformation of the surface roughness in order to cause metal-to-metal contact at asperities, followed by the removal of interfacial voids and cracks by diffusional and creep processes. For conventional diffusion bonding without a diffusion aid, the three-stage mechanistic model shown in Fig. 14 describes...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001478
EISBN: 978-1-62708-173-3
... in Production and Installation ANSI/ASQC Q93-1987, Quality Systems—Model for Quality Assurance in Final Inspection and Test (It should be emphasized that the quality system requirements specified in the above-listed standards are complementary, rather than being an alternative to the specified...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006438
EISBN: 978-1-62708-190-0
... representative and worst-case flaws. Frequently, the justification that the target volume is covered and that the representative flaws envelop the flaws of concern throughout the area of interest is addressed by physics-based models of the part and the interaction of the inspection technique with that part. In...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006441
EISBN: 978-1-62708-190-0
... extensive numerical modeling and experimental studies, which formed an important part of the development and justification of the GWT method. The first studies addressed the reflectivity of the guided modes from rectangular-shaped notches ( Ref 13 , 14 , 15 , 16 , 17 ), while later studies examined the...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005600
EISBN: 978-1-62708-174-0
..., diode-pumped models have better efficiency. Fiber and disk lasers are also referred to as high-brightness lasers due to the excellent beam quality and high power densities they can produce. Both technologies can generate output powers above 20 kW and are excellent laser sources for HLAW. Both fiber...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001459
EISBN: 978-1-62708-173-3
... temperature dependence of the tensile modulus and Poisson's ratio is shown in Fig. 9 . These properties are particularly useful for finite-element modeling of solder joint residual stresses. Fig. 8 Temperature dependence of tensile strength, yield strength, and ductility of 63Sn-37Pb solder. Source...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005614
EISBN: 978-1-62708-174-0
... geometry, part configuration, melt-zone configuration, weld atmosphere (vacuum and nonvacuum), and joint design. It describes various aspects considered in EBW of thin and thick metal sections and poorly accessible joints. An overview of scanning and joint tracking techniques for inspection of electron...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004168
EISBN: 978-1-62708-184-9
... numerous works show that after the first 12 to 25 mm (0.5 to 1.0 in.), the chloride profiles fit well with diffusion models. In such efforts, an effective diffusion coefficient is determined, rather than deriving the actual diffusion coefficient and making allowance for sorption-desorption isotherms...
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
... size. This definition of POD is illustrated in Fig. 1 . It should be noted that the “Have Cracks, Will Travel” data were recorded only in terms of hit and miss. These POD models provide better estimates of POD than the previous binomial-based estimates documented in American Society for Testing...