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shafts

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870157
EISBN: 978-1-62708-344-7
... Abstract This chapter deals with the effects of fatigue in rotating shafts subjected to elastic and plastic strains associated with bending stresses. It begins with a review of the basic approach to treating low-cycle fatigue in bending, explaining that the assumption that stress...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270148
EISBN: 978-1-62708-301-0
... Abstract This chapter describes an investigation that was conducted to determine why quill shafts were failing prematurely in gear boxes on aircraft engines. The investigation focused on the splines in a splined bore. Visual examination showed that the splines were heavily worn and covered...
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Published: 31 March 2024
Fig. 1.1 Illustration of different axes of gear shafts, (a) parallel, (b) intersecting, (c) nonparallel, nonintersecting (skew) More
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Published: 01 October 2011
Fig. 16.29 Beach marks in two steel shafts that failed in rotating bending fatigue. (a) Curved beach marks are centered from one fatigue crack origin (arrow). (b) Fatigue fracture initiated at numerous sites along a sharp snap ring groove; ratchet marks appear as shiny spots along the surface More
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Published: 01 December 2003
Fig. 9 Corrosion resistance of surface-treated steel spool shafts used in automotive steering columns based on ASTM B 117 salt spray test. Source: Ref 6 More
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Published: 01 December 2003
Fig. 8 Shafts treated by the oxynitride process (right) and untreated (left). Both subjected to salt spray test. Courtesy of Plateg GmbH More
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Published: 01 February 2005
Fig. 12.21 Typical examples of stepped shafts produced in precision radial forging machines. [ Altan et al., 1973 ] More
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Published: 01 November 2011
Fig. 8.24 Integral fasteners: (a) lanced tabs to attach wires or shafts to sheet metal, (b) embossed protrusions similar to rivets, (c) single-lock seaming, (d) beading, and (e) dimpling. Source: Ref 8.5 More
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Published: 01 June 1988
Fig. 6.14 Method of determining induction case-hardness pattern for shafts subjected to torsional loading. From G. A. Fett, Metal Progress , Vol 127, No. 2, February, 1985, p 49 ( Ref 11 ) More
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Published: 01 August 2015
Fig. 12.4 Ultrasonic responses from front-wheel-drive half shafts made of SAE 1050 steel and induction hardened to different depths: (a) 3.2 mm (0.13 in.), (b) 4.3 mm (0.17 in.), and (c) 5.3 mm (0.21 in.). As case depth increases, the transition zone lobe moves to the right; its position More
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Published: 01 September 2011
Fig. 7.12 Drive shafts and couplings. AAAV, advanced amphibious assault vehicle More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270122
EISBN: 978-1-62708-301-0
... Abstract The quill shaft in an aircraft engine was found in two pieces following a flameout. One piece was short, straight, and otherwise undamaged; the other piece was bent in several places as was the sleeve that covered it. The facture surface, as viewed under optical and scanning electron...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270124
EISBN: 978-1-62708-301-0
... Abstract A cardon shaft operating in an aircraft engine failed and was taken out and analyzed to determine the cause. A photograph of the broken shaft in the as-received condition shows the location and orientation of the fracture. The fracture surface appeared smooth, indicating...
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Published: 01 September 2008
Fig. 22 Cracked shaft used in a corrosive environment. Diameter of the shaft is approximately 10 cm (4 in.). More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050191
EISBN: 978-1-62708-311-9
... Abstract Induction heat treating is used in a wide range of applications. Typical uses, as described in this chapter, include the surface hardening of many types of shafts as well as gears and sprockets and the through-hardening of gripping teeth, cutting edges, and impact zones incorporated...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 March 2024
DOI: 10.31399/asm.tb.gvar.t59360091
EISBN: 978-1-62708-435-2
... or not they are related to the rotational speed of an internal or connected component. Sources of synchronous vibration include rotor unbalance, bearing defects, tooth mesh, and shaft misalignment, whereas the sources of nonsynchronous vibration include oil whip, oil whirl, nonlinear bearing stiffness, rotor rub within...
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Published: 01 June 1985
Fig. 5-29. Torsional fatigue of a shaft in longitudinal shear. Origin was at the case/core interface beneath the concentrated columnar structure of the case. (a) 1.6×. The proximity of a long inclusion that was not a factor in this failure. (b) 3.5×. The columnar structure is the result of ram More
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Published: 01 June 1985
Fig. 5-30. Residual stresses in a shaft due to plastic bending during a straightening operation. (a) Stress distribution during plastic bending. (b) Residual stress measured after load removal. 9 More
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Published: 01 June 1985
Fig. 6-1. Failure of this axle shaft resulted from torsional fatigue in the tensile plane, originating from one of several gouge marks observed around the shaft at the splined radius. The fatigue crack progressed for a large number of cycles before final fracture. More
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Published: 31 March 2024
Fig. 1.16 Bent/misaligned shaft with high axial vibration More