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Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003385
EISBN: 978-1-62708-195-5
... stiffness effects. The article presents the study of instability associated with postbuckling behavior and hygrothermal buckling in composite sandwich panels and shell panels. composites orthotropic plates anisotropic plates unsymmetric plates transverse shear stiffness postbuckling hygrothermal...
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Published: 31 October 2011
Fig. 10 Schematic showing keyhole instability. (a) Keyhole is formed by heat generated by electron beam. (b) Maximum penetration that can be produced by heat flow. (c) Liquid cools, causing impending collapse of displaced metal. The keyhole is filled by a lump of cooling material at the end More
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Published: 01 December 2008
Fig. 5 Image of a solid-liquid interface at the beginning of instability. For clarity, the interface of succinonitrile in a directional solidification experiment is inclined to the optical axis of the microscope. Grain boundaries and subgrain boundaries can be seen. The mean wavelength More
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Published: 01 December 2008
Fig. 24 Correlation among the different types of instability observed in graphite growth and growth morphologies with increasing undercooling, Δ T . (a) Δ T = 4 °C (7 °F). (b) Δ T = 9 °C (16 °F). (c) Δ T = 30 °C (54 °F). (d) Δ T = 40 °C (72 °F). Source: Ref 6 More
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Published: 01 January 2005
Fig. 9 Considére's construction showing point of instability in tension testing (due to decreasing strain-hardening rate) and in compression testing (due to strain softening) More
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Published: 01 January 1989
Fig. 5 Instability in emulsions. Source: Ref 3 More
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Published: 01 January 2000
Fig. 9 Considére construction showing instability conditions in tension testing (due to decreasing work-hardening rate) and in compression testing (due to work softening) More
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Published: 01 January 1993
Fig. 10 Schematic showing keyhole instability. (a) Keyhole is formed by heat generated by electron beam. (b) Maximum penetration that can be produced by heat flow. (c) Liquid cools, causing impending collapse of displaced metal. The keyhole is filled by a lump of cooling material at the end More
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Published: 27 April 2016
Fig. 21 Types of instability of a planar solid-liquid eutectic interface. (a) Single-phase instability leading to the appearance of dendrites of one phase. (b) Two-phase instability leading to the appearance of eutectic cells or colonies in the presence of a third alloying element. Source More
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Published: 01 January 1996
Fig. 20 R value effects on threshold and fracture instability behavior of 300M steel. Source: Ref 49 More
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Published: 01 January 2006
Fig. 7 Instability of the conical cup drawing process More
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Published: 01 January 2001
Fig. 3 Failures caused by local instability More
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Published: 01 January 2001
Fig. 4 Failures caused by general instability More
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Published: 30 November 2018
Fig. 1 Schematic of keyhole instability in laser beam welding. (a) Full development of keyhole and balance of forces. (b) Initial perturbation of keyhole through instability at rear molten wall. (c) Collapse of keyhole, entrapping metallic vapor within the root. (d) Reestablishment of full More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005209
EISBN: 978-1-62708-187-0
... build-up at the solid-liquid interface forming transients and steady state, the morphological stability/instability and perturbation theory, and rapid solidification effects, including solute trapping and oscillatory instabilities. The article presents a microstructural selection map that presents...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003517
EISBN: 978-1-62708-180-1
... Abstract This article focuses on the life assessment methods for elevated-temperature failure mechanisms and metallurgical instabilities that reduce life or cause loss of function or operating time of high-temperature components, namely, gas turbine blade, and power plant piping and tubing...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006252
EISBN: 978-1-62708-169-6
... Abstract The presence of macroscopic residual stresses in heat treatable aluminum alloys can give rise to machining distortion, dimensional instability, and increased susceptibility to in-service fatigue and stress-corrosion cracking. This article details the residual-stress magnitudes...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003545
EISBN: 978-1-62708-180-1
... deformation, including stress-rupture fractures. It also describes metallurgical instabilities, such as aging and carbide reactions, and evaluates the complex effects of creep-fatigue interaction. The article concludes with a discussion on thermal fatigue and creep fatigue failures. aging carbide...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002348
EISBN: 978-1-62708-193-1
..., crack propagation, and final instability. The article discusses the significant role that fatigue plays in industrial design applications. crack propagation fatigue nucleation structurally dependent crack propagation THE DISCOVERY of fatigue occurred in the 1800s when several investigators...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002364
EISBN: 978-1-62708-193-1
... instabilities caused by cyclic deformations. It discusses the effect of mean stress on fatigue life and presents the analysis of cumulative fatigue damage. The article concludes with examples of application techniques for fatigue life prediction. cyclic deformation cyclic stress-strain curve fatigue...