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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001504
EISBN: 978-1-62708-217-4
... surface in the vicinity of a corrosion pit in the lock pin hole, the arrow points to the location of the fatigue crack shown below (×40). d: The dotted line outlines the extent of the fatigue crack (×170). Detailed examination of the broken axle revealed that the final fracture process had...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001365
EISBN: 978-1-62708-215-0
... voids from the original casting process. Surface repair welds had been used to fill in or cover over larger shrinkage cavities. It was recommended that more stringent visual and nondestructive examination criteria be established for the castings. A743 Electric power generation Repair welds...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001054
EISBN: 978-1-62708-214-3
.... The components comprised circular cylinders fabricated by plating a thin layer of silver on each of the contact surfaces (uranium and stainless steel) and pressing the parts together at elevated temperature to solid-state bond the two silver surfaces. The manufacturing process produced a high level of residual...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001704
EISBN: 978-1-62708-218-1
... metallurgist or metallographer is certainly familiar with the phenomenon known as microbiologically influenced corrosion, or MIC. However, many new to the field may be surprised to learn that there are microorganisms that can actually corrode metal via iron-oxidizing or sulfur-reducing processes. MIC...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006770
EISBN: 978-1-62708-295-2
... by information on the operating principles and applications of detectors for x-ray spectroscopy, namely energy-dispersive spectrometers, wavelength-dispersive spectrometers, and handheld x-ray fluorescence systems. The processes involved in x-ray analysis in the SEM and handheld x-ray fluorescence analysis...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c0045909
EISBN: 978-1-62708-232-7
... polished and etched and were found to be composed of ferrite and pearlite mixtures, as would be expected. However, the sample taken from a location about 75 mm (3 in.) from the hole contained a cluster of unusually large inclusions. By removing the beryllium window from in front of the detector, EPMA...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006826
EISBN: 978-1-62708-329-4
...Abstract Abstract The first part of this article focuses on two major forms of machining-related failures, namely machining workpiece (in-process) failures and machined part (in-service) failures. Discussion centers on machining conditions and metallurgical factors contributing to (in-process...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001753
EISBN: 978-1-62708-241-9
... , West Conshohocken, PA ( 2009 ). 10.1520/B0026_B0026M-09 , www.astm.org 2. Standard Practice for Heat Treatment of Aluminum-Alloy Castings from All Processes, B917/B917M, 2009 . ASTM International , West Conshohocken, PA ( 2009 ). 10.1520/B0917_B0917M-09 , www.astm.org 3. Hatch...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... during failure analysis. It describes the general considerations for bulk and microscale chemical analysis in failure analysis, the most effective techniques to use for organic or inorganic materials, and examples of using these techniques. The article discusses the processes involved in the chemical...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006828
EISBN: 978-1-62708-329-4
...; conditions of the faying surfaces; postbraze cleaning; and service conditions. This article focuses on the advantages, limitations, sources of failure, and anomalies resulting from the brazing process. It discusses the processes involved in the testing and inspection required of the braze joint or assembly...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006831
EISBN: 978-1-62708-329-4
... (a) Defects that under some circumstances could contribute, either directly or indirectly, to casting failures. Adapted from International Atlas of Casting Defects , American Foundrymen’s Society, Des Plaines, IL General characteristics of casting processes Table 2 General characteristics...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003534
EISBN: 978-1-62708-180-1
... or at interfaces, evaluation of cleaning processes, and the identification of stains and discolorations. Successful failure analysis can often be a matter of piecing together the different bits of information that different techniques can provide. Each of these three surface analysis techniques provides...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003556
EISBN: 978-1-62708-180-1
... that microbiological effects are of significant concern in failure analysis and prevention. Microbially induced corrosion problems afflict water-handling operations and manufacturing processes in oil and gas production, pipelining, refining, petrochemical synthesis, power production, fermentation, waste water...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006774
EISBN: 978-1-62708-295-2
... cracks Voids formed on grain boundaries or wedge-shaped cracks at grain triple points Reaction scales or internal precipitation Some cold flow in last stages of failure Contributing factors Load exceeded the strength of the part Check for proper alloy and processing by hardness...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003537
EISBN: 978-1-62708-180-1
...Abstract Abstract This article provides an overview of fractography and explains how it is used in failure analysis. It reviews the basic types of fracture processes, namely, ductile, brittle, fatigue, and creep, principally in terms of fracture appearances, such as microstructure. The article...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003524
EISBN: 978-1-62708-180-1
..., and service is an essential engineering process for continual improvement in product reliability. This article describes the general procedures, techniques, and precautions employed in the investigation and analysis of metallurgical failures that occur in service. The stages of investigation are discussed...