Results 1 to 10 of about 69,102 (312)

Corrosion Fatigue of Austenitic Stainless Steels for Nuclear Power Engineering [PDF]

open access: yesMetals, 2016
Significant structural steels for nuclear power engineering are chromium-nickel austenitic stainless steels. The presented paper evaluates the kinetics of the fatigue crack growth of AISI 304L and AISI 316L stainless steels in air and in corrosive ...
Irena Vlčková   +4 more
doaj   +4 more sources

Fractal Analysis for Fatigue Crack Growth Rate Response of Engineering Structures with Complex Geometry

open access: yesFractal and Fractional, 2022
A growing fatigue crack in metallic materials and structures exhibits multifractal features that inherit signatures of the crack growth rate behavior of the material. This study exploits the recently established multifractal fatigue crack growth model to
Mudassar Hussain Hashmi   +3 more
doaj   +1 more source

Probability estimation method for fatigue crack growth rate based on a ∼ t data from service [PDF]

open access: yesRailway Sciences, 2023
Purpose – The study aims to provide a basis for the effective use of safety-related information data and a quantitative assessment way for the occurrence probability of the safety risk such as the fatigue fracture of the key components.
Niansheng Xi, Hongmin Xu
doaj   +1 more source

Analysis of the Deceleration Methods of Fatigue Crack Growth Rates under Mode I Loading Type in Pearlitic Rail Steel

open access: yesMetals, 2021
The paper presents a comparison of the results of the fatigue crack growth rate for raw rail steel, steel reinforced with composite material—CFRP—and also in the case of counteracting crack growth using the stop-hole technique, as well as with an ...
Grzegorz Lesiuk   +7 more
doaj   +1 more source

Small crack growth behavior in selective laser melted TC4 alloy

open access: yesCailiao gongcheng, 2023
The three-dimensional small crack growth behavior of selective laser melting (SLM) TC4 alloy was investigated by in-situ observation fatigue test method, and the long crack growth curve was measured by load reduction method under the same experimental ...
WU Liangliang, JIAO Zehui, YU Huichen
doaj   +1 more source

A Study on Fatigue Crack Closure Associated with the Growth of Long Crack in a New Titanium Alloy

open access: yesMetals, 2023
In this article, the fatigue crack closure in a new titanium alloy is carried out under constant amplitude cyclic loading with the combination of the simulation method and experiments.
Jiarui Liu   +4 more
doaj   +1 more source

Prediction of Fatigue Crack Growth in Vacuum-Brazed Titanium Alloy

open access: yesMetals, 2023
The assessment of fatigue is a crucial concern in welded components and structures. This study investigates the fatigue properties and models for predicting fatigue crack growth in Ti-6Al-4V titanium alloy when processed by vacuum brazing with TiCuNi ...
Chou-Dian Huang   +2 more
doaj   +1 more source

Experimental Investigation of Fatigue Crack Growth Behavior in Banded Structure of Pipeline Steel

open access: yesMetals, 2020
The effect of a ferrite/mixed phase banded structure on the fatigue crack growth behavior of pipeline steel has been investigated in this work. Constant stress-controlled fatigue tests were carried out on unilateral notch specimens in the longitudinal ...
Nan Zhan, Zhengxing Hu, Xiaochuan Zhang
doaj   +1 more source

Characterization of Surface Fatigue Crack Nucleation and Microstructurally Small Crack Growth in High Strength Aluminum Alloys

open access: yesFrontiers in Materials, 2021
It is well established that fatigue crack nucleation and small crack growth in high strength aluminum alloys are highly influenced by the surrounding microstructure including grain boundaries, texture, inclusion barriers, among other factors.
Robert Fleishel   +5 more
doaj   +1 more source

Effect of low temperature on fatigue and crack propagation behavior of aeronautic aluminium alloy

open access: yesJournal of Aeronautical Materials, 2021
Fatigue and crack growth tests were performed on two categories of the common aeronautic aluminum- alloys 2524-T3 and 7050-T7451 at ambient temperature of 25 ℃ and cryogenic temperature of –70 ℃, in order to investigate the fatigue and crack propagation ...
LIU Mudong
doaj   +1 more source

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