Results 31 to 40 of about 3,669 (221)

Influence of roughness on contact interface in fretting under dry and boundary lubricated sliding regimes [PDF]

open access: yes, 2009
This paper presents experimental results of wear process under dry and boundary lubricated metallic (AISI 1034/AISI 52100) contacting bodies with different surfaces morphologies subjected to a wide range of kinematic fretting conditions.
Mathia, T.G.   +3 more
core   +1 more source

Influence of normal load frequency on fretting fatigue behaviour by a critical plane-based approach [PDF]

open access: yes, 2022
In the last decades, many catastrophic events due to the rupture of metallic components have been traced back to fretting fatigue. In order to avoid failures due to such a contact phenomenon, many researchers have focused on fretting fatigue behaviour of
Abbasi F.   +5 more
core   +1 more source

Fretting Fatigue Test and Simulation Analysis of Steam Generator Heat Transfer Tube

open access: yesMetals, 2022
In a steam generator, the heat transfer tubes are supported by the contact with support plates and anti-vibration bars. The two-phase flow flows over the tubes and causes a vibration when operating.
Lichen Tang   +3 more
doaj   +1 more source

Prediction Method for the Surface Damage in Splined Couplings [PDF]

open access: yes, 2013
The primary purpose of my PhD thesis was to develop design criteria and to verify procedures about fretting wear, that are applicable to crowned spline couplings of a power transmission system of the aeroengines.
Cuffaro, Vincenzo
core   +1 more source

Role of tangential force coefficient on fretting fatigue life estimation of a single crystal Ni-base superalloy

open access: yesMechanical Engineering Journal, 2017
Fretting fatigue behavior of Ni-base superalloys used in gas turbine blades and disk assemblies have been investigated under ambient and high temperature conditions. A major emphasis was placed on the influence of experimentally measured tangential force
Balavenkatesh RENGARAJ   +2 more
doaj   +1 more source

A new approach to model the fatigue anisotropy due to non-metallic inclusions in forged steels [PDF]

open access: yes, 2012
The objective of this work is to propose an anisotropic fatigue criterion for the sizing of industrial forged components. The results from different experimental campaigns using three different rolled steels are first presented.
PESSARD, Etienne   +3 more
core   +1 more source

Fretting fatigue of 7050-T7451 Al alloy: the influence of bulk mean stress [PDF]

open access: yes, 2020
Fretting fatigue is a combination of fatigue and micro-sliding due to fretting. The aim of the present work is to estimate crack initiation direction, endurance strength and lifetime of aluminium 7050-T7451 alloy specimens.
Araujo J. A.   +2 more
core   +1 more source

Fretting Fatigue in Mechanical Joints: A Literature Review

open access: yesLubricants, 2022
Fretting fatigue is a fatigue damage process that occurs when two surfaces in contact with each other are subjected to relative micro-slip, causing a reduced fatigue life with respect to the plain fatigue case.
Dario Croccolo   +5 more
doaj   +1 more source

Study on the Effect of Laser Quenching on Fretting Fatigue Life

open access: yesMetals, 2019
Laser quenching hardening is one of the most used surface treated technologies. In order to study the effect of laser quenching on the fretting fatigue life, fretting fatigue experiments of TC11 (Ti-6.5Al-1.5Zr-3.5Mo-0.3Si) titanium alloy specimens with ...
Hongjian Zhang   +3 more
doaj   +1 more source

Surface morphology in engineering applications: Influence of roughness on sliding and wear in dry fretting [PDF]

open access: yes, 2011
Influence of initial surface roughness on friction and wear processes under fretting conditions was investigated experimentally. Rough surfaces (Ra=0.15-2.52 [mu]m) were prepared on two materials: carbon alloy (AISI 1034) and titanium alloy (Ti-6Al-4V ...
Mathia, T.G.   +8 more
core   +1 more source

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