Results 21 to 30 of about 826 (197)

Fatigue property and failure mechanism of TC4 titanium alloy in the HCF and VHCF region considering different forging processes

open access: yesMaterials Research Express, 2021
Based on the self-built three point bending ultrasonic fatigue test system, fatigue behavior of TC4 titanium alloy after different forging processes in high cycle fatigue (HCF) and very high cycle fatigue (VHCF) regimes was discussed in this paper.
Wenbin Cui   +5 more
doaj   +1 more source

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

Effect of Turning on the Surface Integrity and Fatigue Life of a TC11 Alloy in Very High Cycle Fatigue Regime

open access: yesMetals, 2020
In this work, the effect of a turning process on fatigue performance of a Ti-6.5Al-3.5Mo-1.5Zr-0.3Si (TC11) titanium alloy is studied in the high cycle fatigue (HCF) and very high cycle fatigue (VHCF) regimes.
Tao Gao   +6 more
doaj   +1 more source

Crack initiation characteristics and fatigue property of a high-strength steel in VHCF regime under different stress ratios [PDF]

open access: yesFracture and Structural Integrity, 2016
Crack initiation characteristics and fatigue property of a high-strength steel in very-high-cycle fatigue (VHCF) regime under different stress ratios were investigated in this paper.
Xiaolong Liu, Chengqi Sun, Youshi Hong
doaj   +1 more source

Very high cycle fatigue of copper: Evolution, morphology and locations of surface slip markings [PDF]

open access: yes, 2014
The surfaces of commercially pure polycrystalline copper specimens subjected to interrupted 20 kHz fatigue tests in the very high cycle fatigue regime were investigated.
VALES, Fréderic   +4 more
core   +1 more source

Fatigue crack initiation and growth on a steel in the very high cycle regime with sea water corrosion [PDF]

open access: yes, 2010
The authors acknowledge Arts et Métiers ParisTech and Foundation Arts et Métiers for the financial support of P.C. Paris’ stay at LAMEFIP. They acknowledge Vicinay Cadenas S.A.
PARIS, Paul C.   +6 more
core   +1 more source

Development of a Probabilistic Model for the Prediction of Fatigue Life in the Very High Cycle Fatigue (VHCF) Range Based on Inclusion Population [PDF]

open access: yesAdvanced Materials Research, 2014
The aim of the present work is to develop a statistical approach for the correlation between the quality of metallic materials with respect to the size and arrangement of inclusions and fatigue life in the VHCF regime by using the example of an austenitic stainless steel AISI 304.
Kolyshkin A.   +4 more
openaire   +3 more sources

Fatigue Behavior of Metastable Austenitic Stainless Steels in LCF, HCF and VHCF Regimes at Ambient and Elevated Temperatures

open access: yesMetals, 2019
Corrosion resistance has been the main scope of the development in high-alloyed low carbon austenitic stainless steels. However, the chemical composition influences not only the passivity but also significantly affects their metastability and ...
Marek Smaga   +5 more
doaj   +1 more source

Comparison between Fractal and Statistical Approaches to Model Size Effects in VHCF

open access: yesMetals, 2022
Size effects concern the anomalous scaling of relevant mechanical properties of materials and structures over a sufficiently wide dimensional range. In the last few years, thanks to technological advances, such effects have been experimentally detected ...
Stefano Invernizzi   +4 more
doaj   +1 more source

Experimental investigation of damage detection and crack initiation up to the very high cycle fatigue regime

open access: yes, 2022
S.365-393Materials in many modern small-scale applications are under complex cyclic stress states and undergo up to 109 cycles. Fatigue mechanisms limit their lifetime and lead to failure.
Eberl, C., Buck, M., Straub, T.
core   +1 more source

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