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Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500019
EISBN: 978-1-62708-317-1
... Abstract This chapter begins with a review of the mechanics of bending and the primary elements of a bending system. It examines stress-strain distributions defined by elementary bending theory and explains how to predict stress, strain, bending moment, and springback under various bending...
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 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140253
EISBN: 978-1-62708-335-5
... Abstract This data set contains the results of rotating-beam reversed-bending fatigue tests for a wide range of aluminum casting alloys. These fatigue curves are the results of tests on individual lots of material considered representative of the respective alloys and tempers. aluminum...
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Published: 01 August 2012
Fig. 2.5 Bending: (a) air bending; (b) die bending; (c) edge bending. Source: Ref 2.4 More
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Published: 01 December 2004
Fig. 5 Springback of a beam in simple bending. (a) Elastic bending. (b) Elastic and plastic bending. (c) Bending and stretching More
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Published: 30 June 2023
Fig. 10.8 Sheet bending. (a) Bending and r/t calculation. (b) Influence of alloy and temper on bendability of non-heat-treatable (NHT) alloy sheet. (Source: AS&D. Sheet thickness is constant at 0.063 in. Minimum bend radius is expressed as r/t. More
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Published: 01 June 1985
Fig. 4-6. Helical gear, 1.12×. Tooth bending fatigue followed by tooth bending impact. Origin is off-center of the tooth midpoint but is directly above the center of the web. More
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Published: 01 March 2006
Fig. 5.4 Plate specimen. (a) Anticlastic bending. M y and M x are bending moments about the y and x axes, respectively. Source: Ref. 5.4. (b) Differential pressure loading Source: Ref. 5.5 More
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Published: 01 March 2006
Fig. 7.18 Comparison of lives under axial, rotating bending, and flexural bending fatigue loading. (a) Constant material homogeneity factor = m 1 (b) Constant material homogeneity factor = m 2 . Note m 2 < m 1 . Source: Ref 7.5 More
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Published: 01 August 2012
Fig. 2.22 (a) Tractrix die bending. (b) Bending angle versus springback angle in tractrix bending. Source: Ref 2.1 More
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Published: 01 August 2012
Fig. 2.50 (a) Leaf bending machine. Source: Ref 2.43 . (b) Principle of leaf bending. Source: Ref 2.4 More
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Published: 01 August 2012
Fig. 6.15 Examples of DP 600 sheet fractured during (a) bending and (b) bending and stretching More
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Published: 01 October 2012
Fig. 4.9 Minimum bending limits for press-brake versus slower (hydraulic) bending of beryllium sheet in transverse and longitudinal directions. r , bend radius; t , sheet thickness. Source: Ref 4.4 More
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Published: 01 June 1983
Figure 13.43 Illustration of bending strain introduced into a conductor by bending. Bending strain is zero along the neutral axis ( Ekin, 1981b ). More
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Published: 30 November 2013
Fig. 4 Elastic stress distribution: pure bending. T, tension. C, compression. (a) No stress concentration. (b) Transverse surface stress concentrations More
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Published: 30 November 2013
Fig. 16 Schematic sketch of a two-diameter shaft rotating under a bending stress. (a) General shape of a critical stress region in such a part. (b) The stress imposed on each grain, such as grain number 1, as it rotates, with the top of each sine wave representing the maximum tensile stress More
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Published: 30 November 2013
Fig. 26 Reversed bending fatigue of a 1.6-in.-diam shaft of 1046 steel with a hardness of approximately 30 HRC. Note the symmetrical fatigue pattern of beach marks on each side, with the final rupture on the diameter. This indicates that each side of the shaft was subjected to the same maximum More
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Published: 30 November 2013
Fig. 27 Reversed bending fatigue of an alloy-steel steering knuckle at a hardness level of 30 HRC with nonuniform application of stresses. The multiple-origin fatigue at the bottom was caused by the tendency of normal wheel loading to bend the spindle (lower right) of the knuckle upward More
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Published: 30 November 2013
Fig. 28 Reversed bending fatigue of a flat ¼-in. plate of a high-strength low-alloy steel test specimen, designed with tapered edges to prevent fatigue origin at the corners. Note the many separate origins on each side and the very thin final rupture region separating the two fatigue areas More
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Published: 30 November 2013
Fig. 29 Rotating bending fatigue fracture of a keyed shaft of grade 1040 steel, approximately 30 HRC. The fatigue crack originated at the lower left corner of the keyway and extended almost through the entire cross section before final rupture occurred. A prominent beach mark pattern More