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Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001092
EISBN: 978-1-62708-214-3
... stresses Transmissions (automotive) 4320H UNS H43200 Rolling-contact wear Fatigue fracture Background A transfer gear shaft that was part of a transmission sustained severe surface damage after 12 h of dynamometer testing at various gearing and torque loads. Applications The gear shaft...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0090938
EISBN: 978-1-62708-221-1
...Abstract Abstract Both halves of a gray cast iron transmission housing from a 50-ton dump truck were found to contain numerous cracks. The housing material was possibly G3000 grade designation for automotive gray cast iron. No service duration or material specifications were provided...
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
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001763
EISBN: 978-1-62708-241-9
...Abstract Abstract This paper presents a failure analysis of a reverse shaft in the transmission system of an all-terrain vehicle (ATV). The reverse shaft with splines fractured into two pieces during operation. Visual examination of the fractured surface clearly showed cracks initiated from...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001764
EISBN: 978-1-62708-241-9
...° and is 1103 rpm. The torque varies inversely with the speed, and, assuming a constant power transmission of 250 kW (330 hp), the maximum and minimum transmitted torque is 2592 and 2130 N-m (1912 and 1571 ft-lbf), respectively. The torque amplitude and mean torque in this example are 232 and 2362 N-m (171...
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.a0001810
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.a0003549
EISBN: 978-1-62708-180-1
... to the deterioration of buried infrastructure such as pipelines in the United States. Figure 4 shows the result of an unexpected corrosion failure of a 100-year-old riveted steel water transmission main. The snowplow and icing of the power lines in the photograph indicate that repairs had to be made under less than...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001600
EISBN: 978-1-62708-217-4
.... , ed., American Society for Metals , Metals Park, Ohio , 1984 , p. 364 . 2. Personal conversation with Win Welsch, 15 Sept . 1999 , during meeting at the Army Research Lab, Maryland. 3. Residual Stress Measurement by X-Ray Diffraction - SAE J784a , Society of Automotive Engineers...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003523
EISBN: 978-1-62708-180-1
... an accident scene in which a vehicle was driven into a guy wire of a power transmission pole Fig. 5 Printout of a simulation model of an automobile collision. (a) Trajectory simulation. (b) Vehicle damage profile Fig. 6 Black-and-white reproduction of color output from a finite-element...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006777
EISBN: 978-1-62708-295-2
... conditions. (b) High-quality transmission electron microscopy replica showing elongated shear dimples from fatigue region Fig. 8 Fatigue fracture in gas-carburized and modified 4320 steel showing overview of initiation, stable crack propagation, and unstable crack propagation, with extent of stable...
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
... with tongues at B, shallow dimples at C, and secondary cracks at D. Fracture shown was produced in a specimen of 4315 steel by stress-corrosion cracking in a 3.5% NaCl solution. Transmission electron microscopy replica. Original magnification: 2680× Fig. 61 Deviation plots showing deformation...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c9001578
EISBN: 978-1-62708-233-4
... of the response of one of the control room windows showed that the natural frequency of the window was very close to the frequency of the pressure waves being emitted by the rotary casting conveyor. The rotary conveyor clearly caused the vibration problem, but the transmission path was through the air rather...
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
... Couplings Example 6: Failure of Plasticized Poly(vinyl chloride) Tubing Example 7: Cracking of Poly(butylene terephthalate) Automotive Sleeves Example 8: Cracking of ABS Protective Covers Example 9: Failure of Polycarbonate/PET Appliance Housings Example 10: Failure of PET Assemblies...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006789
EISBN: 978-1-62708-295-2
... (cross sections) Optical microscopy Microhardness profiles Advanced techniques Collected wear particles Visual inspection Scanning electron microscopy Transmission electron microscopy (especially on very fine, submicrometer airborne particles) X-ray diffraction Wear Mechanisms...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003543
EISBN: 978-1-62708-180-1
... or intergranular Ductile microprocess, microvoid coalescence Transmission electron microscopy (>10,000×) May have a large level of local plasticity High amount of plasticity globally RA, reduction of area Ductile Overload Failures Ductile overload failures are simply those that exhibit...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006778
EISBN: 978-1-62708-295-2
... of area or ductility Medium-to-high reduction of area Microscale, scanning electron microscopy (100–10,000×) Brittle microprocess, cleavage or intergranular Ductile microprocess, microvoid coalescence Transmission electron microscopy (>10,000×) May have a large level of local plasticity High...
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.a0006829
EISBN: 978-1-62708-295-2
... of false Brinelling damage in a ball bearing assembly). Adapted from Ref 34 . Reprinted with permission from Elsevier Fig. 44 Severe damage from fretting (false Brinelling) on the surface of a shaft that served as the inner raceway for a needle-roller bearing Fig. 45 Automotive front...
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