Results 11 to 20 of about 660,214 (294)

A study of fatigue crack propagation in quenched and tempered and controlled rolled HSLA steels. [PDF]

open access: yes, 1987
A range of HSLA steels reflecting the two major processing routes, quench and tempering and controlled rolling, have been tested in fatigue to assess their potential wider application in the offshore Industry.
Callister, D. R.
core   +7 more sources

Fatigue Crack Control in Structural Details using surface peening [PDF]

open access: yes, 2008
This paper presents an analytical and experimental study of crack shape evolution in steel plate specimens under cyclic loading. It is widely known that the introduction of compressive residual stresses by cold working the surface can be highly ...
Shi Song, Ngiam, Brennan, Feargal P.
core   +7 more sources

Fatigue crack growth rates under variable amplitude load spectra containing tensile underloads [PDF]

open access: yes, 2003
An extensive research program was performed to investigate the load interaction effect of the combined action of small amplitude high R ratio cycles and large amplitude low R ratio underloads on the crack growth of large cracks.
Zitounis, Vasilios
core   +7 more sources

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

Introduction of a fretting-fatigue mapping concept: Development of a dual crack nucleation - crack propagation approach to formalize fretting-fatigue damage [PDF]

open access: yes, 2009
Fretting-fatigue induced by combined localized cyclic contact motion and external bulk fatigue loadings may result in premature and dramatic failure of the contacting components.
Kubiak, K.J.   +3 more
core   +1 more source

Effect of Corrosion on the High Cycle Fatigue Strength of Martensitic Stainless Steel X12CrNiMoV12-3 [PDF]

open access: yes, 2012
This paper addresses the effects of corrosion on the high cycle fatigue (HCF) strength of a high mechanical strength martensitic stainless steel (X12CrNiMoV12-3) that is used in aeronautic applications. HCF tests (between 105 and 107 cycles) were carried
PALIN-LUC, Thierry   +4 more
core   +1 more source

The effect of weld residual stresses and their re-distribution with crack growth during fatigue under constant amplitude loading [PDF]

open access: yes, 2010
In this work the evolution of the residual stresses in a MIG-welded 2024-T3 aluminium alloy M(T) specimen during in situ fatigue crack growth at constant load amplitude has been measured with neutron diffraction.
Lin, J.   +18 more
core   +1 more source

Micromechanisms of short fatigue crack growth in an Al-Si piston alloy [PDF]

open access: yes, 2014
The short fatigue crack growth behaviour of a model cast aluminium piston alloy has been investigated. This has been achieved using a combination of fatigue crack replication methods at various intervals during fatigue testing and post-mortem analysis of
T.O. Mbuya   +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

A Combined Numerical–Analytical Study for Notched Fatigue Crack Initiation Assessment in TRIP Steel: A Local Strain and a Fracture Mechanics Approach

open access: yesMetals, 2023
In the fatigue design of metallic components using the safe-life approach, fatigue crack initiation as a development of slip systems at the nanoscale, followed by microstructurally short crack growth, is critical for the onset of structural failure.
Peter I. Christodoulou   +1 more
doaj   +1 more source

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