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creep damage

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Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006780
EISBN: 978-1-62708-295-2
... article also reviews various factors related to creep behavior and associated failures of materials used in high-temperature applications. The complex effects of creep-fatigue interaction, microstructural changes during classical creep, and nondestructive creep damage assessment of metallic materials are...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005411
EISBN: 978-1-62708-196-2
... Abstract The overarching goal of life-prediction research is to develop models for the various types of time dependencies in the crack-tip damage accumulation that occur in materials subjected to elevated temperatures. This article focuses on describing the models based on creep, oxidation...
Book Chapter

By Sammy Tin
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005404
EISBN: 978-1-62708-196-2
... constitutive description of the strain-rate-dependent behavior of engineering alloys must take into account the intrinsic causes of damage accumulation in the form of cavitation, dislocation evolution, and grain-boundary sliding. Moreover, because creep occurs at elevated temperatures, seldom does the...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006756
EISBN: 978-1-62708-295-2
... what damage is present. Damage mechanism: The specific series of events that describe both how the damage was incurred and the resulting consequences. Examples of damage mechanisms include high-temperature creep, hydrogen embrittlement, stress-corrosion cracking, and sulfidation. Damage mechanism...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006757
EISBN: 978-1-62708-295-2
... heat treated cast alloy for gas turbine components showing different sizes of γ′ particles. Electropolished and electroetched. Courtesy of J.F. Radavich, Micro-Met Laboratories This is also the case when components suffering from creep damage or creep failure are examined and in which there may...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000610
EISBN: 978-1-62708-181-8
... candy fracture, cleavage fracture, brittle fracture, high-cycle fatigue fracture, fatigue striations, hydrogen-embrittlement failure, creep crack propagation, fatigue crack nucleation, intergranular creep fracture, torsional overload fracture, stress-corrosion cracking, and grain-boundary damage of...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006781
EISBN: 978-1-62708-295-2
..., creep, microstructural evolution, and surface damage such as oxidation. Mitigating failure resulting from each of the individual dominant damage mechanisms has comprised lifetimes’ worth of work, and each is yet to be fully solved in a statistically significant way for “real” materials having “real...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003225
EISBN: 978-1-62708-199-3
...) Ductile overload Brittle overload Fatigue Corrosion Wear Creep Visual, 1 to 50× (fracture surface) Necking or distortion in direction consistent with applied loads Dull, fibrous fracture Shear lips Little or no distortion Flat fracture Bright or coarse texture, crystalline...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006760
EISBN: 978-1-62708-295-2
... carbon steels, decarburization and oxide are quite often associated with the creep voids ( Fig. 10 ). Fig. 10 (a) Creep damage in a tube. (b) Creep void in carbon steel showing oxide and decarburization. Nital etch. (c) Beginning creep in Manaurite superalloy. Marble’s etch. (d) Advanced creep in...
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
... electromechanical testing equipment, continuous extensometer measurements, and a relatively low testing frequency. Further details on testing are given in the article “Fatigue, Creep Fatigue, and Thermomechanical Fatigue Life Testing” in Mechanical Testing and Evaluation , Volume 8 of the ASM Handbook , 2000...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006446
EISBN: 978-1-62708-190-0
... conditions require that both phase and group velocities of the second-harmonic wave mode match the phase and group velocities of the fundamental wave mode. The application of NLU to characterize plasticity-driven damage, such as plastic deformation, fatigue, and creep, has been extensively studied ( Ref 40...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003193
EISBN: 978-1-62708-199-3
...) Controlled porosity to enable coolant flow to the grinding zone and chip removal Intricate forms can be crush formed on the wheels Suitable for creep-feed or deep grinding, inside-diameter grinding, or high-conformity grinding Potential for longer wheel life than resin bond Excellent under oil as...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006438
EISBN: 978-1-62708-190-0
... characteristics of interest (fatigue cracks, stress-corrosion cracks, creep, pitting, erosion, embrittlement, wear, planer cracks/voids, transverse/axial cracks, color variation, density, resonant frequency, etc.) The size and orientation of rejectable/reportable flaws The anticipated locations of flaws of...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003224
EISBN: 978-1-62708-199-3
... type Tension Torsion Compression Shear Creep Brittle type Integranular Transgranular Fatigue Porosity Causes of brittle fracture Manufacturing defects Hydrogen and caustic embrittlement Inherent brittleness Corrosion Stress corrosion Heat...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006462
EISBN: 978-1-62708-190-0
...-temperature creep, corrosion, wear, and other degradation mechanisms. The symbol D is used to denote damage in a general way. In the safe-life approach, one simply defines the service life to be sufficiently short that the probability of failure due to this service-induced evolution of damage to a failure...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003245
EISBN: 978-1-62708-199-3
... partly ferritic; the presence of ferrite results in lower creep resistance and higher ductility at temperatures of 870 to 1150 °C (1600 to 2100 °F) than for the wholly austenitic alloys. Alloys HD and HE are also more susceptible to the development of the undesirable sigma phase if exposed to...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006764
EISBN: 978-1-62708-295-2
... and triangulate AE stress-wave source in response to mechanical or thermal stress. Corrosion, stress-corrosion cracking, weld cracking, creep and fatigue cracking Sensitive to noise and vibration; identifies location of discontinuity rather than type of discontinuity Allows the whole volume of the...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003822
EISBN: 978-1-62708-183-2
... and insights on the most common forms of corrosion observed with titanium alloys, including general corrosion, crevice corrosion, anodic pitting, hydrogen damage, stress-corrosion cracking, galvanic corrosion, corrosion fatigue, and erosion-corrosion. It also provides practical strategies for...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001297
EISBN: 978-1-62708-170-2
... Abstract This article focuses on the evaluation of mechanical properties of freestanding films and films adherent to their substrates. Common methods of testing freestanding films, including uniaxial tensile testing, uniaxial creep testing, biaxial testing, and beam-bending methods, are...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000609
EISBN: 978-1-62708-181-8
...) range. The black voids at grain boundaries are typical of creep damage. 3% nital, 500× (J.R. Kattus, Associated Metallurgical Consultants Inc.) Effect of inclusions on fatigue crack propagation (FCP) in ASTM A514F. The conventionally melted electric furnace steel was water quenched from 900 °C...