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creep-fatigue behavior

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Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002405
EISBN: 978-1-62708-193-1
... the fatigue and fracture behavior of duplex stainless steels during stress-corrosion cracking. It details the elevated-temperature properties of duplex stainless steels, such as creep-fatigue behavior and thermal cycling properties. corrosion fatigue creep-fatigue behavior duplex stainless steel...
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
... of computational techniques to model mechanical behavior, including creep-fatigue crack growth. This type of modeling approach has the potential of reducing the time and cost associated with extensive laboratory testing, and it can also provide information not readily obtainable using traditional test methods...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002402
EISBN: 978-1-62708-193-1
... that the strength, toughness, fatigue, and creep-fatigue behavior of Cr-Mo steel weld metal and weldments is of major concern in the selection of materials and the manufacture of pressure-bearing components. For new construction, the testing requirements for weld metal and weldments are specified in the BVPC...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002389
EISBN: 978-1-62708-193-1
... of material behavior separately. Time-Dependent Fracture Mechanics Stationary-Crack-Tip Parameters As previously mentioned, crack growth in creep-ductile materials lags considerably behind the spreading of the creep zone. Therefore, a practical assumption of a stationary crack tip is made when...
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
..., component geometry, and also environmental and metallurgical factors. It is also not unusual to find other contributing factors, such as corrosion, fatigue, or material defects, involved in creep and stress-rupture failures. This article briefly reviews these factors as they relate to creep behavior...
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
.... The 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...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006940
EISBN: 978-1-62708-395-9
... represent a fundamental problem for scientists and engineers. Although loading conditions such as creep, stress relaxation, and continuous deformation provide valuable information about fatigue behavior, fatigue does introduce additional factors, such as loading amplitude and frequency, upper and lower...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002391
EISBN: 978-1-62708-193-1
... cycling results in damage and deterioration of the microstructure. This behavior has been observed in pure metals such as uranium, tin, and cadmium-base alloys and in duplex steels with ferritic/martensitic microstructures. The term thermomechanical fatigue (TMF) describes fatigue under simultaneous...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003307
EISBN: 978-1-62708-176-4
... Abstract Predicting the service life of structural components involves creep-fatigue crack growth (CFCG) testing under pure creep conditions. This article provides a discussion on the loading condition and the type of ductile and brittle material showing creep behavior. It focuses...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001035
EISBN: 978-1-62708-161-0
.... The behavior occurs because the continuous deformation (creep) under load at high temperatures affects the propagation of fatigue cracks. This effect is referred to as creep-fatigue interaction. The quantification of creep-fatigue interaction effects and the application of this information to life prediction...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002390
EISBN: 978-1-62708-193-1
... rate behavior and those essential elements in making spectrum crack growth life prediction. It provides information on life assessment for bulk creep damage. crack growth rate creep damage high temperature life assessment spectrum life prediction CURRENT FRACTURE MECHANICS theory treats...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002410
EISBN: 978-1-62708-193-1
.... Typical carbide compositions include M 23 C 6 , M 6 C, and MC. Although carbides were initially thought to be deleterious to the creep behavior of nickel-base superalloys, subsequent experience has shown them to increase the creep resistance of polycrystalline alloys by making grain-boundary sliding more...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003225
EISBN: 978-1-62708-199-3
...-life criterion represents the classical approach to fatigue. It generally is categorized as a “high-cycle fatigue” methodology with most considerations based on maintaining elastic behavior in the sample. Results of fatigue tests are plotted as maximum stress or stress amplitude to number of cycles, N...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001477
EISBN: 978-1-62708-173-3
.... As a result, the design stresses in welded structures that are subjected to cyclic loading are limited by the fatigue strength of the weld details. For this reason, extensive research has been undertaken in recent years to study the fatigue behavior of welded joints. This has culminated in a number...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006921
EISBN: 978-1-62708-395-9
... nature. Unlike metals and ceramics, whose properties do not change significantly (except for under very high temperatures and stresses), polymer behavior can change drastically. The long-term properties of plastics cannot be estimated precisely from short-term data due to creep and stress relaxation...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002477
EISBN: 978-1-62708-194-8
... consideration. In the next five sections, stiffness, strength, impact, creep/stress relaxation, and fatigue behavior will be related to part performance. More details of these important design issues can be found in Ref 3 . Fig. 2 Design for thermoplastic part performance. (a) Time-independent. (b) Time...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003314
EISBN: 978-1-62708-176-4
... reviewed. The initial portion of this article deals with fatigue testing of alloys in the regime wherein the isothermal temperature of testing is below the range wherein behavior is significantly influenced by time-dependent mechanisms, such as creep, oxidation, and metallurgical transformations...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006971
EISBN: 978-1-62708-439-0
... full-sized creep tests. Although the SPCT is biaxial in nature, results and fracture morphology have shown enough dependence on orientation to indicate whether microstructure has been conserved throughout treatments, and thus creep fracture behavior, as well as indicating changes in creep resistance...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002413
EISBN: 978-1-62708-193-1
... and Attarwala ( Ref 23 ). All the experimental data suggest that the continuously evolving internal structure has a critical influence on the behavior of solders, especially when fatigue load conditions are applied. A fatigue model of solders, if predictive, should incorporate the overall creep behavior...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001051
EISBN: 978-1-62708-161-0
... is [001]. Source: Ref 29 Work by ONERA and Ishikawajima-Harima Heavy Industries Company, Ltd. (IHI) shows some interesting effects of the crystal orientation and heat treatments on the creep behavior and strength of several single-crystal superalloys ( Ref 31 ). The salient features can...