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magnetic ceramics

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001516
EISBN: 978-1-62708-234-1
... in disk drives consists of a metal, glass, ceramic, or plastic substrate coated with a magnetic material. Data errors are classified as ‘soft’ or ‘hard’ depending on their correctability. Examination has shown that hard errors are the result of an abrasive wear process that begins with contact between...
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
... radiation, so harmless to people at common energy levels Paper, plastics, concrete, ceramics, fabrics, wood, paint (a) PT, liquid penetrant test; MT, magnetic-particle test; IR, infrared; UV, ultraviolet This article focuses on the typical NDE techniques that may be considered when conducting...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001796
EISBN: 978-1-62708-241-9
... and countermeasures . http://www.koyousa.com/brochures/pdfs/catb3001e.pdf . Accessed 27 July 2012 2. RP newswire: Surface coating, ceramic rolling elements reduce bearing failure . http://www.reliableplant.com/Read/19978/surface-coating,-ceramic-rolling-elements-reduce-bearing-failure . Accessed 27...
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
..., and ceramics to locate surface-connected discontinuities. Relatively easy to use and does not require elaborate equipment Cannot detect discontinuities that do not break the surface of a test part. Requires properly trained personnel with considerable application experience Magnetic particle A magnet...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003508
EISBN: 978-1-62708-180-1
... was submitted for failure analysis to determine the cause of cracking. Investigation The cylinder head was magnetic-particle inspected by both the head and coil methods. No indications were present on the cylinder head, except those shown in Fig. 1 and 2 . The head was cracked on the rocker-arm pan...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006757
EISBN: 978-1-62708-295-2
... Mechanical spectroscopy Viscosity, normal stress difference, shear elastic and loss modulus Infrared (IR) spectroscopy, Fourier transform infrared spectroscopy (FTIR) Chemical functional groups Attenuated total reflectance (ATR) Surface functional groups Nuclear magnetic resonance (NMR...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003522
EISBN: 978-1-62708-180-1
.... The article concludes with a review of the evaluation of polymers and ceramic materials in failure analysis. Auger electron spectroscopy ceramic materials corrosion electron probe microanalysis energy dispersive spectroscopy failure analysis macroscopic examination metallographic specimen...
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
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003551
EISBN: 978-1-62708-180-1
... of materials. They are often called “engineering ceramics” or “advanced ceramics,” subdivided into “structural ceramics” (which exhibit superior mechanical properties as compared to traditional ceramics) and “functional ceramics” (which exhibit superior electrical, magnetic, or optical properties, again...
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
... such as composites and ceramics that must be considered ( Ref 50 ). This becomes even more important as combinations of different engineering materials are often employed in complex assemblies. A more complete treatment of the importance of materials selection in preventing failures is found in the article...
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
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006800
EISBN: 978-1-62708-329-4
... selection. In electrical engineering design, for example, the physical property requirements (e.g., magnetic, electrical, electronic, or thermal properties) typically supersede the mechanical property requirements. Other design disciplines include industrial, automotive, welding, mining, aerospace, nuclear...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003501
EISBN: 978-1-62708-180-1
... requirements (e.g., magnetic, electrical, electronic, or thermal properties) typically supersede the mechanical property requirements. Other design disciplines include industrial, automotive, welding, mining, aerospace, nuclear, and computer engineering. Each type of engineering discipline requires...
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
...: magnetic-particle inspection of ferrous metals, liquid-penetrant inspection, ultrasonic inspection, and sometimes eddy-current inspection. All these tests are used to detect surface cracks and discontinuities. Radiography is used mainly for internal examination. A photographic record of the results...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003525
EISBN: 978-1-62708-180-1
.... The sample is suspended from the balance while heated in conjunction with a thermal program. A ceramic or, more often, a platinum sample boat is used for the evaluation. As part of the TGA evaluation, the sample is usually heated from ambient room temperature to 1000 °C (1830 °F) in a dynamic gas purge...
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
... temperature (scanning electron microscope). Optical fractography. Original magnification: 1500× Fig. 15 Crater crack in carbon steel fillet weld termination as revealed under wet fluorescent magnetic-particle testing Fig. 16 Centerline hot crack in AISI/SAE 1020 steel Fig. 17...
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
... Proper Selection of Concrete for Service Media Surface Modification Control of Polymer Quality Proper Selection of Ceramics for Service Media Design Alterations Galvanic Protection Use of Inhibitors Metallic Coatings Nonmetallic Coatings and Linings Proper Alloy Selection...
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
... Alloy steel forgings used as structural members of a ski chair lift grip mechanism were identified to have contained forging laps during an annual magnetic particle inspection of all chair lift grip structural members at a mountain resort. A lap in one of the lift grip components ( Fig. 15 ) measured...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001818
EISBN: 978-1-62708-180-1
... in commerical materials and define acceptability standards for the producer. Many imperfections are detected before actual operation. For example, a crack indication was found in a forged nozzle by magnetic-particle inspection before welding of the nozzle into a pressure vessel. The nozzle manufacturer had...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003549
EISBN: 978-1-62708-180-1
..., additional nondestructive testing may prove useful. Magnetic particle examination, penetrant examination, eddy current testing, and ultrasonic testing are a few techniques that can be employed to explore the quality and condition of the failure and material. Microscopic Examination As noted previously...