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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001624
EISBN: 978-1-62708-218-1
...Abstract Abstract An electronic sensor coil failed continuity testing, indicating that a break was present in the polymer-coated wire. An area of the wire showed a green discoloration and the break in the wire was located in this same region. The discoloration was suspected to be an indicator...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001593
EISBN: 978-1-62708-234-1
...Abstract Abstract A failure analysis was conducted on a flow-sensing device that had cracked while in service. The polysulfone sensor body cracked radially, adjacent to a molded-in steel insert. This article describes the investigative methods used to conduct the failure analysis...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001901
EISBN: 978-1-62708-218-1
...Abstract Abstract Thermogravimetric analysis (TGA) and differential scanning calorimetry (DSC) were used to analyze an automotive polyoxymethylene (POM) sensor housing that was depolymerizing during service. It was found that a combination of heat, oxygen, and sulfuric acid attacked and caused...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006394
EISBN: 978-1-62708-217-4
... resulted in the formation of grain boundary precipitates, including chromium carbides. It was concluded that failure of the diaphragm was due to a combination of sensitization caused by improper heat treatment and subsequent SCC. It was recommended that the remaining 24 sensor diaphragms from the affected...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001021
EISBN: 978-1-62708-214-3
... in other spars in service, the Royal Australian Air Force requested that the crack growth rate during service be determined. The loading history of the aircraft was made available in the form of flight by-flight records of the counts from the vertical accelerometer sensors fitted to the airframe...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006763
EISBN: 978-1-62708-295-2
... for photo table and tabletop photography so that lighting can be immediately adjusted, color correction performed, and accurate focus verified. The resolution in a digital photographic image is determined by the number of pixels in the imaging sensor; the higher the number of pixels, the greater the image...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003527
EISBN: 978-1-62708-180-1
... on silver halide crystals in the film emulsion. In digital photography, the image is recorded on a microelectronic sensor made up of an array of light-sensitive elements similar to the silver halide crystals in a film emulsion. The captured image is stored in a removable media that is subsequently used...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001601
EISBN: 978-1-62708-235-8
... defect detection system that consists of force sensors, signal amphifiers, an AC/DC conversion board, and a personal computer. Forming force signals of rollers X, Y, and Z are generated by pressure sensors, while power of the main spindle, power of the saddle, turning speed of the main spindle, and feed...
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
... with PT, MT, IR, UV, laser reference lines, video, and magnifying lenses All Thermal/infrared (IR)—includes passive thermal inspections, flash thermography, and laser flying spot/line technology Surface temperatures are imaged by point sensors, IR cameras, or coatings that change appearance...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003503
EISBN: 978-1-62708-180-1
... are: Component Function Stop valve Controls gas flow; full-on/full-off (controlled by the controller) Controller Opens and closes stop valve (responds to temperature sensor) Temperature/pressure sensor Senses water temperature and pressure Check valve Prevents reverse flow if overpressure...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003563
EISBN: 978-1-62708-180-1
... of RCF testing methods Method Description Ref NASA five-ball testing apparatus Four lower balls, freely rotation 90° apart in a separator; simulates the kinematics of a thrust-loaded bearing; the contact angle can be varied; vibration sensor detects failure in unattended tests; low- (cryo...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2
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
... highly accurate and high-resolution UT measurements when compared to traditional UT probes. Acoustic emission testing is a UT method that can be used to determine the location and characteristics of an audible sound introduced into a component. Multiple UT sensors can be used in concert on structures...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001814
EISBN: 978-1-62708-241-9
..., feasibility, and redundancy of designs. These recommendations are not intended as a comprehensive list, but may provide partial guidance for safe operation of gasifiers. Install and monitor temperature sensors at several select locations to give better measurement of normal and abnormal temperatures...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006769
EISBN: 978-1-62708-295-2
... be observed in the secondary electron or compositional BSE images. In many instruments, a topographical mode subtracts signals from different BSE sensors to reduce composition contrast. The bias on the secondary electron detector can also be varied on some instruments to obtain a highly directional BSE image...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006791
EISBN: 978-1-62708-295-2
... B.F. , Griffin J.M. , Arunachalam N. , and Pereir M.P. , Understanding Galling Wear Initiation and Progression Using Force and Acoustic Emissions Sensors , Wear , Vol 436–437 , 2019 , p 202991 10.1016/j.wear.2019.202991 106. Tisza M. and Fülöp T. , A General...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003504
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.a0003500
EISBN: 978-1-62708-180-1
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006753
EISBN: 978-1-62708-295-2
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006829
EISBN: 978-1-62708-295-2
... imply the use of numerous sensors and therefore connectors right next to the engines (automotive, plane, train, etc.). Enduring high-frequency vibrations as well as cyclical thermal loadings, the pin-clip interface experiences fretting wear damage ( Fig. 5 ). Noble materials such as gold plating...