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spline teeth deformation

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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
.... splined shaft fatigue fracture transient torsional overloading medium carbon steel spline teeth deformation stress analysis fracture toughness SAE/AISI 1045 (medium-carbon alloy steel) UNS G10450 Introduction Visual Examination Stress Analysis Conclusions References References...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0092155
EISBN: 978-1-62708-221-1
... show deformed areas on drive-gear teeth and mating internal splines. Dimensions given in inches Material and Fabrication Visual Examination Conformance to Material Specifications Microstructure Gear and Spline Configuration Conclusions Recommendations Selected Reference...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001587
EISBN: 978-1-62708-217-4
... on the upper surface of the lower mechanical stop. Damage to the spline teeth was also observed on the lower mechanical stop. The stripping pattern and offset circumferential marks were consistent with the lower stop being at two or more skewed angles to the splines of the jackscrew during stripping...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047793
EISBN: 978-1-62708-217-4
.... It was concluded that the combined effect of vibration and abrasive wear by sand and metal particles removed from the splines damaged the shaft. Case hardened spline teeth surface was recommended to increase resistance to wear and abrasion. Case hardening Wear resistance Case-hardened steel Abrasive wear...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001815
EISBN: 978-1-62708-180-1
... lubricants. Gear-Tooth Contact The way in which tooth surfaces of properly aligned gears make contact with each other is responsible for the heavy loads that gears are able to carry. In theory, gear teeth make contact along lines or at points; in service, however, because of elastic deformation...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003573
EISBN: 978-1-62708-180-1
... in which gear teeth deformed because of faulty design and low core hardness. Details A and B show deformed areas on drive-gear teeth and mating internal splines. Dimensions given in inches Fig. 1 Comparison of the conventional stress-strain behavior of a low-carbon steel, a strain-hardening...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006797
EISBN: 978-1-62708-295-2
... assembly in which gear teeth deformed because of faulty design and low core hardness. Details A and B show deformed areas on drive-gear teeth and mating internal splines. Dimensions given in inches Fig. 8 Two spiral power springs from a textile machine; (a) is an acceptable part, whereas (b) took...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006820
EISBN: 978-1-62708-329-4
... is perpendicular to the surface. As the contact continues, there is sliding in the upward direction, while the proportion of rolling slowly decreases. Then, as a result of the tooth geometry and elastic deformation, contact begins on the second set of teeth, and the sliding is in the downward direction...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0046195
EISBN: 978-1-62708-225-9
... on the fracture surface adjacent to the cross hole near the cracks appeared to be the result of the etching. Except for the rust in the etched area, no corrosion products were present, and general wear on the spline teeth was negligible. Only one spline tooth showed any ductility associated with the fracture...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001808
EISBN: 978-1-62708-180-1
... resulting from torsional shear is frequently accompanied by deformation of the splines not engaged by the mating part. However, the portion of the shaft not engaged by the mating part is sometimes unavailable for examination. When macroscopic examination affords only inconclusive evidence, use...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006810
EISBN: 978-1-62708-329-4
... and corresponding torsional-fatigue cracks. (a) and (b) Shaft with keyway. (c) Shaft with splines Fig. 28 Forged grade 4140 steel textile-machine crankshaft that fractured in fatigue originating at machining marks and forging defects. (a) Configuration and dimensions (given in inches). (b) Fracture...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006830
EISBN: 978-1-62708-329-4
... the slightest bend. Example 3: Surface Deformation and Overload of Crane Cables Example 4: Fatigue Fracture of a Steel 8 × 19 Elevator Cable Shock loading of a wire rope causes a variety of different types of damage. Shock loading or rebound, such as can occur during a dropped load, can result...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001811
EISBN: 978-1-62708-180-1
... through 2.6-mm (0.102-in.) diam steel wire. Light-etching surface layer (top) is untempered martensite; adjacent dark-etching zone is self-tempered martensite. The matrix was composed of deformed pearlite. Etched with 5% nital. 265× Example 3: Fatigue Fracture of Individual Steel Wires in a Hoisting...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003544
EISBN: 978-1-62708-180-1
..., a plastic zone—or region of deformation—develops at the defect tip. This zone of high deformation becomes an initiation site for a fatigue crack. The crack propagates under the applied stress through the material until complete fracture results. Fatigue cracks form at the point or points of maximum...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006779
EISBN: 978-1-62708-295-2
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
... the critical pressure the debris was red and identified as α-Fe 2 O 3 . Similar results were obtained with an austenitic stainless steel, except in this case, the plastic deformation at the low pressures resulted in martensite formation and the growth of surface fatigue cracks ( Ref 67 ). The effects of slip...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003510
EISBN: 978-1-62708-180-1
... the areas of mass. Avoid sharp corners and reentrant angles. Avoid sharp corners between heavy and thin sections. Avoid single internal or external keys, keyways, or splines. Provide adequate fillet or radius at the base of gear teeth, splines, and serrations. Do not have holes in direct line...