Results 31 to 40 of about 2,412 (266)

Very High Cycle Fatigue of Welds: A Review

open access: yesMetals, 2023
The design life of welded structures and components extends into the very high cycle fatigue (VHCF) regime across various applications. However, the availability of data on the fatigue behaviour of welded joints in the VHCF regime is limited ...
Andrew England   +2 more
doaj   +1 more source

A review of the research on the VHCF test technology for aero-engine typical materials

open access: yesHangkong gongcheng jinzhan, 2023
As the most critical and core part of the aircraft, the aero-engine has been serving in extreme environ-ment such as high temperature and high load for a long time. Fatigue failure is one of the main causes of engine structure failure.
WANG Zhaohan   +5 more
doaj   +1 more source

Crack growth behaviour of aluminium wrought alloys in the Very High Cycle Fatigue regime [PDF]

open access: yesMATEC Web of Conferences, 2018
Investigations have shown that in the regime of Very High Cycle Fatigue (VHCF) “natural” crack initiation often takes place underneath the material surface leading to crack propagation without contact to atmospheric components.
Bülbül Fatih   +5 more
doaj   +2 more sources

Einflussfaktoren auf das Ermüdungsverhalten im Bereich sehr hoher Lastwechselzahlen (VHCF) [PDF]

open access: yes, 2022
Eine ermüdungsfeste Auslegung von Bauteilen und Strukturen ist von essenzieller Bedeutung, sollen deren Ausfälle durch Ermüdungsbrüche sowie die finanziellen, wirtschaftlichen und sozialen Folgen verhindert werden.
Wickmann, Carsten (gnd: 1278378138)
core   +1 more source

Ultra-high frequency vibration fatigue of DD6 single crystal superalloy simulating thin-walled specimens

open access: yesJournal of Aeronautical Materials, 2023
The effect of specimen thickness on the very high cycle fatigue (VHCF) properties of DD6 nickel-based single crystal superalloys for turbine blades with hollow air-cooled structure was investigated. Based on the finite element method (FEM), a thin-walled
GAO Zhiyuan   +7 more
doaj   +1 more source

VHCF life of AM1 Ni-based single crystal superalloy after pre-deformation

open access: yes, 2021
International audienceVHCF properties of the Ni-based single crystal superalloy AM1 with pre-deformation have been investigated at 1000 °C. Pre-deformed material did not present life debit under fully reversed conditions (R =-1).
Cormier, Jonathan   +4 more
core   +1 more source

Duplex S-N fatigue curves: statistical distribution of the transition fatigue life [PDF]

open access: yesFracture and Structural Integrity, 2014
In recent years, very-high-cycle fatigue (VHCF) behavior of metallic materials has become a major point of interest for researchers and industries.
D.S. Paolino   +4 more
doaj   +3 more sources

Statistical size effects in components subjected to VHCF

open access: yes, 2023
Presentation delivered during the 8th International Conference on Very High Cycle Fatigue (VHCF8), celebrated online last 8th of July.
D.S. Paolino, A. Tridello Department
openaire   +2 more sources

Very high cycle fatigue assessment at elevated temperature of 100 μm thin structures made of high-strength steel X5CrNiCuNb16-4

open access: yesJournal of Materials Research and Technology, 2022
Many components and structures are exposed to very high number of cycles and challenging environmental conditions during operation. This study contributes to a better understanding of the very high cycle fatigue (VHCF) properties of high-strength steel ...
Florian Himmelbauer   +4 more
doaj   +1 more source

Experimental Study of VHCF Fractographic Features of Conventionally and Additively Manufactured Steels

open access: yesMaterials Research, 2023
Materials produced by additive manufacturing (AM) have been extremely related to literature. However, there is still unconsolidated knowledge about the fatigue life and respective mechanisms of initiation of cracks predominant in the VHCF regime for ...
M. F. Andrade   +2 more
semanticscholar   +1 more source

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