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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.machtools.c9001413
EISBN: 978-1-62708-223-5
... layer lowered its resistance to the initiation of a fatigue crack to that of iron, considerably less than the resistance of the mild steel from which the rod was made and well below that shown by the carburized layer. Decarburizing Hydraulic presses Screw threads Torque Mild steel Fatigue...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001614
EISBN: 978-1-62708-225-9
... as well as other surfaces, while the microstructure of the material is analyzed using a combination of the two techniques. The fracture surface and other parts of the screw were cleaned using an organic solvent. The fracture surface was further cleaned by being pressed into a soft plastic material...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006912
EISBN: 978-1-62708-395-9
... potential failure scenarios. For example, during assembly, parts can be bonded with adhesives that are incompatible with the plastic, resulting in stress cracking. Screws can be overtorqued, resulting in a loose assembly or overstressed parts. Parts can be improperly stacked and stored in warehouses...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001216
EISBN: 978-1-62708-217-4
... Metalworking-related failures Countersunk riveted joints in aluminium sheet are widely employed in the aircraft industry. The preparation of the sheet for the riveting process consists either of countersinking where the sheet is sufficiently thick or of dimpling. The dimples can either be pressed (pulled...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001287
EISBN: 978-1-62708-215-0
... Abstract A recurring piston shaft failure problem on the billet-loading tray of an extrusion press was investigated. Two shafts fractured within a period of 10 days. The shaft was machined from normalized EN3 (AISI C1022) steel stock without further treatment. Visual, microstructural, chemical...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.med.c9001606
EISBN: 978-1-62708-226-6
... four of the implants. In every instance, the fatigue cracks initiated from the attachment screw holes at the reduced cross sections of the implants. Two fixation implant designs were analyzed using finite-element modeling. This analysis confirmed the presence of severe stress concentrations adjacent...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001127
EISBN: 978-1-62708-214-3
... failures occurred at the base of the nipple of each float ball. The nipple broke off and remained attached to the threaded brass rod that was screwed into it ( Fig. 3 ). Both float balls were sent for examination, but only one rod. Fig. 3 View of float ball severed from rod at nipple 0.5...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001819
EISBN: 978-1-62708-180-1
... holes. (i) Classical Bagby compression bone plate. (j) Cortical bone screw. (k) Cancellous bone screw (with shaft to produce compression). (l) Condylar angle blade plate. (m) Hip plate for osteotomies. (n) Jewett nail plate with three-flanged nail. (o) Two-component dynamic hip screw plate. (p...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006864
EISBN: 978-1-62708-395-9
... molding, compression molding, transfer molding, hand lay-up process, casting, and additive manufacturing. compounding operations dies extruder extrusion molding injection molding mixing molds process troubleshooting product design screw extruder thermoforming webline handling Extrusion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.med.c9001690
EISBN: 978-1-62708-226-6
... plates presented fractured along one of the screw holes ( Fig. 1 a and 1b). The fracture surfaces of both plates are composed of two distinct areas that are 90% flat region and 10% slant region ( Fig. 2 a, arrows A and B, respectively). The detail of the flat regions showed fatigue striations...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006915
EISBN: 978-1-62708-395-9
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001812
EISBN: 978-1-62708-241-9
... Abstract Several cases of embrittlement failure are analyzed, including liquid-metal embrittlement (LME) of an aluminum alloy pipe in a natural gas plant, solid metal-induced embrittlement (SMIE) of a brass valve in an aircraft engine oil cooler, LME of a cadmium-plated steel screw from...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001663
EISBN: 978-1-62708-236-5
... of BFA is shown in inset photograph. The rifle is shown with the magazine removed. On the night of June 13, 1983, a BFA exploded during a normal security training exercise at Oak Ridge National Laboratory (ORNL). The explosion occurred while the BFA was screwed onto an M-16 automatic rifle...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006811
EISBN: 978-1-62708-329-4
... on the device "failures" that include fracture, wear, and corrosion. The article first discusses failure modes of long-term orthopedic and cardiovascular implants. The article then focuses on short-term implants, typically bone screws and plates. Lastly, failure modes of surgical tools are discussed...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006805
EISBN: 978-1-62708-329-4
... are usually obtained only when the shear load is transmitted over a very short length of the member, as with rivets, screws, and bolts. When the ultimate shear stress is relatively low, a pure shear failure may result, but in general, a member subjected to a shear load fails under the action of the resulting...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.9781627083959
EISBN: 978-1-62708-395-9
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001812
EISBN: 978-1-62708-180-1
... be tension, shear, bending, or torsion—either singly or in combination. Dynamic forces may result from impact or from cyclic fatigue loading, including vibration. Pure shear failures are usually obtained only when the shear load is transmitted over a very short length of the member, as with rivets, screws...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006837
EISBN: 978-1-62708-329-4
... inner races as well as the seal wear rings are interference-fit to the axle journal. After pressing the bearing onto the axle journal, an end cap and three cap screws maintain the compressive load onto the bearing stack. Fig. 40 Sectional view of the cartridge bearing and related components...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003562
EISBN: 978-1-62708-180-1
... characteristics of fretting wear, with an emphasis on steel, are reviewed in this article. This review is followed by several examples of failures related to fretting wear. Common sites for fretting are in joints that are bolted, keyed, pinned, press fitted, or riveted; in oscillating bearings, splines, couplings...
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
... 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 stress...