Results 21 to 30 of about 12,587 (316)
High temperature creep and dwell-fatigue properties of the new nickel-based superalloy AD730™ have been investigated. Three microstructures have been studied in creep (850 °C and 700 °C) and dwell-fatigue (700 °C stress control with trapezoidal signals ...
Louis Thébaud +8 more
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EBSD observations were conducted on the damaged materials obtained by interrupted creep tests and interrupted creep-fatigue tests for 304 austenitic stainless steel for boiler tube use in fossil power plants, and the shapes of crystal grains extracted ...
Yu Kurashige +2 more
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Application of the linear matching method to creep-fatigue failure analysis of cruciform weldment manufactured of the austenitic steel AISI type 316N(L) [PDF]
This paper demonstrates the recent extension of the Linear Matching Method (LMM) to include cyclic creep assessment [1] in application to a creep-fatigue analysis of a cruciform weldment made of the stainless steel AISI type 316N(L). The obtained results
Chen H. F., H. Chen, Y. Gorash
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CREEP FATIGUE, PART II: Creep Fatigue Life Prediction: Methods and Trends [PDF]
Creep-fatigue data of low allow steels were compiled from international sources, and trends in creep-fatigue behavior were identified in Paper I. This paper reviews the methods of creep-fatigue life prediction that were assessed from the compiled data. The methods reviewed in this paper are phenomenological in nature.
openaire +3 more sources
Creep-fatigue damage preferentially exceeds at stress concentration portions in high temperature components such as steam turbine rotors during cyclic start up- shut down operation.
Takashi OGATA +2 more
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For sustainable operation, power plants require accurate damage assessment of the steam turbines used for power generation. In the past few decades, steam turbine designs have considered only steady-state operation, without accounting for thermal cyclic ...
Woosung Choi +2 more
doaj +1 more source
Studies of High-Temperature Fatigue Behavior and Mechanism for Nickel-Based Superalloy Inconel 625
Strain-controlled continuous fatigue and creep–fatigue tests were carried out at 700 °C and 800 °C on Inconel 625 alloy. The effects of strain rate and tensile-hold time on cyclic stress response and fatigue life were investigated.
Zhenxing Wu +4 more
doaj +1 more source
Muscle Activity Adaptations to Spinal Tissue Creep in the Presence of Muscle Fatigue. [PDF]
The aim of this study was to identify adaptations in muscle activity distribution to spinal tissue creep in presence of muscle fatigue.Twenty-three healthy participants performed a fatigue task before and after 30 minutes of passive spinal tissue ...
Jacques Abboud +2 more
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Modeling of creep-fatigue interaction effects on crack growth at elevated temperatures
The well-known load frequency effect on creep-fatigue crack growth is explained by the interactions between fatigue and creep loading and is quantified using the concept of plasticity-induced crack closure.
Potirniche Gabriel P.
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Influence of corrosion and creep on intergranular fatigue crack path in 2XXX aluminium alloys [PDF]
In this paper, two examples of the influence of time-dependent processes on crack path in two 2XXX aluminium alloys are presented. The first example is concerned with corrosion–fatigue crack growth resistance of a 2024 T351 alloy cracked in the S–L ...
Hénaff, Gilbert +2 more
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