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Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006871
EISBN: 978-1-62708-395-9
... of the Resistance to Artificial Weathering ,” European Committee for Standardization , 2018 27. ISO 4892-3 , “ Plastics—Methods of Exposure to Laboratory Light Sources—Part 3: Fluorescent UV Lamps ,” International Organization for Standardization , 2016 28. ASTM G154 , “ Standard Practice...
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
... 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 are then covered...
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
... in photo-documentation at closer focal lengths. Fig. 10 Fracture surface fiber optic ring lighting. (a) Fiber optic ring light copystand setup. (b) Resulting fiber optic ring light photograph of a fatigue fracture Fracture Surface Fluorescent Lighting Fluorescent lighting produces a more...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0046222
EISBN: 978-1-62708-217-4
... in inches. (b) Longitudinal score mark (region A) and circumferential scratches (arrow B) on shank that had been peened over. A galled area (arrow C) is also visible. At every overhaul, the spindles were fluorescent-magnetic-particle inspected, and the surface was carefully examined for evidence...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0048850
EISBN: 978-1-62708-229-7
... before the stop valve. It was concluded using thermal stress analysis done using numerical methods and software identified as CREPLACYL that one or more severe thermal downshocks might cause the damage pattern that was found. The root cause of the failure was identified to be thermal fatigue...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0047865
EISBN: 978-1-62708-225-9
... end of each rotor shaft. Only one tooth on each shaft had broken off. Examination of the fracture surfaces revealed that they were dark in color, which indicated that cracking had occurred before or during oil quenching after induction heating. The shafts were inspected by the fluorescent liquid...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001569
EISBN: 978-1-62708-229-7
... in maintenance. Nondestructive inspections by visual, magnetic particle, ultrasonic, and radiographic methods for detecting and monitoring damage are discussed. These failures are presented to provide hindsight that will help others in increasing the success rate for anticipating and analyzing the remaining life...
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
... methods, visible and fluorescent magnetic particles are available. Sometimes, a white coating is applied to the surface prior to conducting visible-particle tests (dry or wet) to enhance contrast and improve detection. Benefits and limitations of both types of particles/indications are similar to those...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006920
EISBN: 978-1-62708-395-9
... sensitivities to longer wavelengths can be tested with this technology. Some technologies and test methods use radiation sources such as xenon arc lamps with so-called extended-UV filters or fluorescent UVB lamps that have significant irradiance below the natural UV cut-on. This short-wavelength radiation...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c9001697
EISBN: 978-1-62708-219-8
... — — 75± — a - Si0 2 3 — 4 15 Amorphous Balance Balance Balance Balance Results of X-ray Fluorescence Analysis of Four Corrosion Product Samples. Table 4 Results of X-ray Fluorescence Analysis of Four Corrosion Product Samples. Element Weight Percent Sample 1 Sample...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001342
EISBN: 978-1-62708-215-0
... branch cracking that originated on the inner surface of the bellows and propagated outward. The bellows was dye penetrant inspected for possible cracks using the fluorescent dye method. Thorough inspection did not reveal any through cracks in the main bellows assembly. The as-received joint...
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
... White balance settings for color temperature control with the professional digital camera can be used to accurately record the color of a failed component under different natural lighting conditions. White balance settings for natural lighting, flash lighting, fluorescence lighting, and tungsten...
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
... maintenance, including assurance that adequate calibrations have been upheld. Methods such as x-ray fluorescence (XRF), arc or spark optical emission spectroscopy (OES), and inductively coupled plasma OES (ICP-OES) can be considered quantitative methods. To obtain optimal quantitative results, the sample...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006851
EISBN: 978-1-62708-395-9
... side lighting Fig. 18 Exemplar crankshaft fracture illuminated with incandescent fiber optic top lighting Fig. 19 Exemplar fractured crankshaft illuminated with fluorescent direct lighting Fig. 20 Exemplar crankshaft fracture illuminated with fluorescent direct lighting...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006766
EISBN: 978-1-62708-295-2
... Abstract Identification of alloys using quantitative chemical analysis is an essential step during a metallurgical failure analysis process. There are several methods available for quantitative analysis of metal alloys, and the analyst should carefully approach selection of the method used...
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
... (PFA). The article describes the damage tolerance approach to life management of cyclic-limited engine components and lists the commonly used nondestructive evaluation methods. It concludes with an illustration on the role of NDE, as quantified by POD, in fully probabilistic life management...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006937
EISBN: 978-1-62708-395-9
...Physical properties of principal optical plastics Table 1 Physical properties of principal optical plastics Properties Methyl methacrylate Polystyrene Polycarbonate Methyl methacrylate styrene copolymer ASTM method Refractive index D 542   n D 1.491 (7...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001122
EISBN: 978-1-62708-214-3
... a scanning electron microscope (SEM). Results were quantified by correcting for atomic number, absorption, and fluorescence (the ZAF method). The composition of the hammerhead is listed in Table 1 . It is within the range specified by the American National Standards Institute ( Ref 1 ). Composition...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001686
EISBN: 978-1-62708-220-4
... coil 5 following the second, most recent failure. The root cause failure analysis method was used in the current study. This method was implemented successfully by the Electric Power Research Institute in their boiler tubes failure correction, prevention, and control research project [ 1...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001459
EISBN: 978-1-62708-234-1
... as an oily line in the chalk or zinc oxide coating. The test is of considerable value in the absence of facilities for applying a more refined method. A more modern version of the foregoing is the use of a fluorescent liquid in the form of a penetrating solution. This is applied generously...