Results 31 to 40 of about 48,809 (312)

Investigation of the effect of porosity on the high cycle fatigue behaviour of cast Al-Si alloy by X-ray micro-tomography [PDF]

open access: yes, 2018
Porosity generated by the casting process has a detrimental effect on the high cycle fatigue strength of cast aluminium alloys. The current study presents an investigation using the non-destructive X-ray micro-tomography technique of the effect of the ...
LE, Viet-Duc   +9 more
core   +1 more source

ON THE LAW OF DISTRIBUTION OF THE RATE OF FATIGUE FRACTURE

open access: yesSpravochnik. Inzhenernyi zhurnal, 2021
The article discusses the correction of the law of development of fatigue cracks based on the application of the Fokker–Planck–Kolmogorov equation. The coefficient of variation of the fatigue crack propagation rate was chosen as the correction criterion. Its decrease brings the descriptions of the fatigue fracture process closer to engineering.
openaire   +1 more source

An inverse method for evaluating weld residual stresses via fatigue crack growth test data [PDF]

open access: yes, 2010
This paper presents an inverse method for calculating the thermal residual stresses in welded specimens via measured fatigue crack growth rates. Firstly, fracture-mechanics superposition law has been used to extract the stress intensity factor due to ...
Rui Bao   +3 more
core   +1 more source

Effect of coastal atmospheric corrosion on fatigue characteristics of 2A12-T4 aluminum alloy plate

open access: yesHangkong gongcheng jinzhan, 2023
Conducting laboratory accelerated simulation tests on the atmospheric environment in which aviation materials are used to obtain their long-term corrosion behavior and life degradation is an important content and foundation for the design, manufacturing,
ZHANG Sheng   +5 more
doaj   +1 more source

Are the Paris' law parameters dependent on each other? [PDF]

open access: yes, 2007
The question about the existence of a correlation between the parameters C and m of the Paris’ law is re-examined in this paper. According to dimensional analysis and incomplete self-similarity concepts applied to the linear range of fatigue crack ...
Carpinteri, Alberto; Politecnico di Torino, Dipartimento di Ingegneria Strutturale e Geotecnica   +7 more
core   +1 more source

A computationally-efficient micromechanical model for the fatigue life of unidirectional composites under tension-tension loading [PDF]

open access: yes, 2018
Failure of fibre-reinforced composites is affected by fatigue, which increases the challenge in designing safe and reliable composite structures. This paper presents an analytical model to predict the fatigue life of unidirectional composites under ...
Soraia Pimenta   +3 more
core   +1 more source

Effect of different surface conditions on fatigue properties of 7N01 aluminum alloy and the behavioral mechanism of crack of the alloy under alternating load

open access: yesMaterials Research Express, 2020
In this paper, the surface of 7N01 aluminum alloy profile is sandblasted or electropolished. The influence of different surface conditions on its conditional fatigue strength and fatigue mechanism under the alternating load after prefabricated short ...
Zhiyuan Chen   +5 more
doaj   +1 more source

A cyclic slip irreversibility based model for fatigue crack initiation of nickel base alloys

open access: yesMATEC Web of Conferences, 2018
The opportunity to define a microscopic law of fatigue crack initiation using Manson-Coffin law formulated in terms of cyclic slip irreversibility deduced from AFM measurements is discussed for a polycrystalline superalloy with different grain sizes and ...
Ho Hsin Shen   +2 more
doaj   +1 more source

Experimental Study on Flexural Fatigue Properties of Reinforced Concrete Beams after Salt Freezing

open access: yesAdvances in Materials Science and Engineering, 2020
In order to study the fatigue behavior decay law of reinforced concrete structures in cold region under the action of chlorine salt and freeze-thaw, 150-time water freeze-thaw and salt freeze-thaw cycles of reinforced concrete beams were carried out by ...
Jianxi Yang   +2 more
doaj   +1 more source

Stochastic filter-based fatigue crack growth prediction for pipelines considering unknown model parameters and measurement uncertainty

open access: yesJournal of Pipeline Science and Engineering, 2022
In this study a methodology is developed and implemented in Python for fatigue crack growth prediction in pipelines, by leveraging measurement data and fatigue growth model predictions.
Durlabh Bartaula, Samer Adeeb, Yong Li
doaj   +1 more source

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