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nondestructive assessment

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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003515
EISBN: 978-1-62708-180-1
... Abstract This article provides information on life assessment strategies and conceptually illustrates the interplay of nondestructive evaluation (NDE) and fracture mechanics in the damage tolerant approach. It presents information on probability of detection (POD) and probability of false alarm...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006802
EISBN: 978-1-62708-329-4
... on failure and life assessment of components, structural design philosophies, the role of the failure analyst in life assessment, and the role of nondestructive inspection. They also cover fatigue life assessment, elevated-temperature life assessment, fitness-for-service life assessment, brittle fracture...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006808
EISBN: 978-1-62708-329-4
...-for-service assessment methodologies for calculating allowable or critical flaw sizes are also discussed. carbon steel fitness-for-service assessment low-alloy steel nondestructive examinations weld cracks welding JOINING is a key process of manufacturing of complex components and assemblies...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003512
EISBN: 978-1-62708-180-1
... information on fatigue life assessment, elevated-temperature life assessment, and fitness-for-service life assessment. elevated-temperature life assessment fabrication failure analysis fatigue life assessment fitness-for-service life assessment material defects nondestructive inspection stress...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006780
EISBN: 978-1-62708-295-2
.... The article also reviews various factors related to creep behavior and associated failures of materials used in high-temperature applications. The complex effects of creep-fatigue interaction, microstructural changes during classical creep, and nondestructive creep damage assessment of metallic materials...
Image
Published: 30 August 2021
Fig. 12 Damage-tolerance approach to life assessment. Curves indicate progression of damage from different nucleating conditions, with broken segments representing regimes in which a perfect nondestructive evaluation technique would indicate removal of the component from service. More
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001332
EISBN: 978-1-62708-215-0
..., which were then inspected nondestructively for conformance to specifications. Selected Reference Selected Reference • Thompson R.B. , Nondestructive Evaluation and Life Assessment , Failure Analysis and Prevention , Vol 11 , ASM Handbook , ASM International , 2002 , p 269 – 275...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006758
EISBN: 978-1-62708-295-2
... Abstract The goal of using nondestructive evaluation (NDE) in conjunction with failure analysis is to obtain the most comprehensive set of data in order to characterize the details of the damage and determine the factors that allowed the damage to occur. The NDE results can be used to determine...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001079
EISBN: 978-1-62708-214-3
...-related failures Brittle fracture Background During a scheduled inspection and maintenance outage, a steam turbine rotor that had been in service for more than 30 years was nondestructively examined. Numerous potential flaws were observed, and a fracture-mechanics-based analysis showed...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0006548
EISBN: 978-1-62708-180-1
... growth rate DBTT ductile-to-ductile transition tempera- ture diam diameter DIN Deutsche Industrie-Normen DMA dynamic mechanical analysis DoD Department of Defense DPFAD deformation plasticity failure assess- ment diagram DSC differential scanning calorimetry DTA differential thermal analysis E Young s...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003517
EISBN: 978-1-62708-180-1
... and Evaluation Inspection and evaluation includes the assessment of mechanical damage, surface degradation, microstructural deterioration, and creep damage. Mechanical damage is generally detected by nondestructive testing techniques, while the balance of the damage is best detected by destructive...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001669
EISBN: 978-1-62708-229-7
... Cracking in the superheater outlet header associated with the longitudinal weld seam. Fig. 2 Schematic diagram of Shawville 3 SH outlet header, with boat sample locations indicated. Various nondestructive tests were undertaken to assess the extent of detectable damage to the header...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001074
EISBN: 978-1-62708-214-3
... for sequential polishing and metallographic observations to determine the size of the cavities. Four randomly selected numbers of unmachined castings obtained from the same supplier were used for radiography to assess the location of shrinkage cavities. Cut portions containing the defect locations from...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001354
EISBN: 978-1-62708-215-0
... Abstract An A-470 steel rotor disk was removed from the high-pressure portion of a steam turbine-powered compressor after nondestructive testing revealed cracks in the shoulder of the disk during a scheduled outage. Samples containing cracks were examined using various methods. Multiple cracks...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0090030
EISBN: 978-1-62708-217-4
... (Design Assessment of Reliability With INspection), has been developed under FAA funding that is specifically tailored to perform a probabilistic analysis of titanium rotors subject to HA ( Ref 6 ). DARWIN integrates finite-element stress analysis, fracture mechanics analysis, nondestructive inspection...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001811
EISBN: 978-1-62708-241-9
... enough, they cause yielding, fracture, or elastic collapse (buckling). The evaluation and monitoring of these stresses by nondestructive method may play an important role in assessing the life of the components. In this study, the presence of residual stresses is analyzed by eddy current method...
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
... Abstract Nondestructive testing (NDT), also known as nondestructive evaluation (NDE), includes various techniques to characterize materials without damage. This article focuses on the typical NDE techniques that may be considered when conducting a failure investigation. The article begins...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006809
EISBN: 978-1-62708-329-4
... size selected for use in the level 3 assessment shall be appropriate for the inspection and nondestructive evaluation (NDE) completed on the subject equipment. A smaller postulated reference flaw size can be employed for more extensive inspection scopes completed with more sensitive inspection methods...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001059
EISBN: 978-1-62708-214-3
... metallography and replication are extremely useful tools when a fast, nondestructive damage assessment is needed on a vessel in service. In this instance, a type 316 stainless steel column was suspected to have suffered damage (sensitization) from a fire. Although no carbide precipitation was evident, pitting...