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cyclic softening

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Published: 01 August 2005
Fig. 3.6 Schematic of cyclic softening by stress-controlled cyclic loading More
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Published: 01 November 2012
Fig. 16 Cyclic hardening and cyclic softening. Source: Ref 1 More
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Published: 01 November 2012
Fig. 38 Stress-strain response under (a) cyclic softening or (b) cyclic hardening conditions. Source: Ref 19 More
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Published: 01 March 2006
Fig. 2.6 Cyclic hardening and softening of oxygen-free high-conductivity (OFHC) copper under strain control depends on its initial hardness ( Ref 2.3 ). (a) Fully annealed showing cyclic hardening. (b) Partially annealed showing a small degree of hardening. (c) Extremely cold worked showing More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870325
EISBN: 978-1-62708-344-7
... that shed light on the fatigue behavior and crack growth mechanisms of common structural polymers and moves on from there to discuss the fatigue behavior of bone and how it compares to stable and cyclically softening metals. It also discusses the fatigue characteristics of engineered and composited ceramics...
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Published: 01 March 2006
Fig. 11.83 Effect of intermittent heating on fatigue life of cyclic strain softening steel subjected to load cycling conditions. Source: Ref 11.94 More
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Published: 01 March 2006
Fig. 2A2.1 Cyclic strain hardening/softening behavior of two steels. (a) AM 350 alloy. (b) 52100 bearing steel ( Ref 2.4 ) More
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Published: 01 March 2006
Fig. 4.3 Schematic patterns of strain ratcheting under force control for (a) cycling hardening and (b) cyclic softening, and patterns of cyclic stress relaxation under strain control for (c) cyclic hardening and (d) cyclic softening More
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Published: 01 March 2006
Fig. 2.5 Response of annealed and hardened steels under cyclic straining. (a) Annealed 304 stainless steel (cyclically hardening). (b) Hardened 4340 steel (cyclically softening). Source: Ref 2.2 More
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Published: 01 August 2005
Fig. 3.4 Examples of the early stress-strain behavior of OFHC copper subjected to controlled cyclic strain. (a) Fully annealed showing cyclic hardening. (b) Partially annealed. (c) Severely cold worked showing cyclic softening. Source: Ref 3.5 More
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Published: 01 March 2006
Fig. 2.4 Typical pattern of response of materials during strain cycling (schematic). (a) Cyclically hardening material. (b) Cyclically softening material More
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Published: 01 August 2005
Fig. 3.8 Cyclic stress-strain curve for SAE 4340 steel obtained by connecting the tips of several stable loops of separate tests. Cyclic softening is apparent by comparing the cyclic stress-strain curve with the material’s original monotonic stress-strain curve. Source: Ref 3.3 More
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Published: 01 March 2006
Fig. 2.26 Strain-range ratcheting under force cycling of cyclically strain softening 4340 steel More
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Published: 01 March 2006
Fig. 2.27 Permanent stretch under force cycling of cyclically strain softening 4340 steel More
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Published: 01 March 2006
Fig. 2.28 Strain behavior during force cycling of cyclically strain softening 4340 steel, Δ S = 2500 MPa (364 ksi) More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870009
EISBN: 978-1-62708-344-7
... to strain cycling. cyclic hardening cyclic softening cyclic straining cyclic stress-strain curves gray cast iron uniaxial strain cycling Introduction Metal fatigue has long been associated with variations of stress and strain. In Wöhler’s time, about 150 years ago, it was his...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540121
EISBN: 978-1-62708-309-6
... are presented below. Cyclic Strain Hardening and Softening Consider the stress-strain history shown in Fig. 3.2 . First, tension stress was applied and the test went beyond point A 0 (the elastic limit) to point B 0 , an arbitrary preselected strain level of + 0.048. It was then unloaded from point...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610147
EISBN: 978-1-62708-303-4
... to generate fatigue data. It compares the Gerber, Goodman, and Soderberg methods for predicting the effect of mean stress from bending data, describes the statistical nature of fatigue measurements, and explains how plastic strain causes cyclic hardening and softening. It discusses the work of Wohler, Basquin...
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Published: 01 March 2006
Fig. 2A1.3 A new and more definitive criterion for predicting cyclic hardening or softening behavior based on S u /r y and n More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240243
EISBN: 978-1-62708-251-8
... hardening, cyclic strain softening, or remain stable. Cyclic strain hardening and softening are illustrated schematically in Fig. 14.11 . In both cases, the hysteresis loops change with successive cycles. Cyclic hardening leads to increasing peak strain with increasing cycles, while cyclic softening...