Results 21 to 30 of about 95,930 (215)

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

Propagation of surface initiated rolling contact fatigue cracks in bearing Steel [PDF]

open access: yes, 2016
Surface initiated rolling contact fatigue, leading to a surface failure known as pitting, is a life limiting failure mode in many modern machine elements, particularly rolling element bearings.
Kadiric, A, Olver, A, Rycerz, P
core   +1 more source

Fatigue crack propagation in microcapsule toughened epoxy [PDF]

open access: yes, 2004
The addition of liquid-filled urea-formaldehyde (UF) microcapsules to an epoxy matrix leads to significant reduction in fatigue crack growth rate and corresponding increase in fatigue life.
Brown, Eric N.   +2 more
core   +1 more source

Crack extension analysis and fatigue life assessment of single lug and yoke joints containing initial defects

open access: yesMaterials Research Express, 2022
To investigate the impact of initial cracks on the fatigue performance of single lug and yoke joints, fatigue testing was performed for defective welding joint models.
Shuai Ma   +5 more
doaj   +1 more source

Modeling of creep-fatigue interaction effects on crack growth at elevated temperatures

open access: yesMATEC Web of Conferences, 2018
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.
doaj   +1 more source

Initiation and Propagation Characteristics of Multi-Source Fatigue Crack in Superalloy Disk

open access: yesXibei Gongye Daxue Xuebao, 2020
The multi-source fatigue crack growth characteristics of a turbine disk were studied via high-speed rotating low cycle fatigue test, fracture analysis and crack growth simulation analysis.

doaj   +1 more source

Near-threshold fatigue crack growth in bulk metallic glass composites [PDF]

open access: yes, 2009
A major drawback in using bulk metallic glasses (BMGs) as structural materials is their extremely poor fatigue performance. One way to alleviate this problem is through the composite route, in which second phases are introduced into the glass to arrest ...
Boopathy, Kombaiah   +3 more
core   +1 more source

Influence of Grain Boundary on the Fatigue Crack Growth of 7050-T7451 Aluminum Alloy Based on Small Time Scale Method

open access: yesAdvances in Materials Science and Engineering, 2016
Based on the small time scale method, the influence of grain boundary on the fatigue crack growth of 7050-T7451 has been investigated. The interaction between fatigue crack and grain boundary was investigated by in situ SEM testing.
Weihan Wang   +4 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

Influence of Deposition Plane Angle and Saline Corrosion on Fatigue Crack Growth in Maraging Steel Components Produced by Laser Powder Bed Fusion

open access: yesMetals, 2022
Maraging steels are used in several industries, namely in the molds industry. The determination of fatigue crack propagation resistance in 18Ni300 maraging steel at the Paris regime is a vital issue for safety-relevant components, which are designed to ...
Rui F. Fernandes   +5 more
doaj   +1 more source

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