Results 61 to 70 of about 375 (159)

Preliminary Assessment of the Vibro-Peening Process for Improving the Fatigue Life of Aerospace Components [PDF]

open access: yes, 2018
RÉSUMÉ: Le vibro-grenaillage est un procédé dérivé du vibro-finissage qui a pour double objectif la finition de pièces métalliques et l'introduction de contraintes résiduelles compressives pour l'amélioration de la vie en fatigue.
Canals, Léo
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Medição de tensões residuais com indentador instrumentado e interferômetro radial [PDF]

open access: yes, 2012
Dissertação (Mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia MecânicaEste trabalho envolve o aprimoramento e a avaliação de alguns aspectos de uma técnica de medição de tensões residuais ...
Reis, Frederico Aires Rodrigues da Costa
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The Use of Double Surface Treatments to Optimize the Fatigue Life of Components Made on Structural Steels

open access: yes, 2016
High intensity shot peening treatments have been combined with other different second treatments, such as low intensity shot peening, vibratory finishing and grit blasting with fine alumina powders, in order to optimize the fatigue life of a medium ...
Segurado, Elvira, Belzunce, F. Javier
core   +1 more source

Контактная усталостная прочность стали 41CrAlMo7 при азотировании и дробеструйной обработке

open access: yes, 2012
This paper describes the method of raising contact fatigue strength, designated for application in the manufacture of gears. Investigations were carried out on 41CrAlMo7 grade steel (closest equivalent: Nitralloy 135M) following quenching and tempering,
Nakonieczny, A., Monka, G.
core   +2 more sources

The effect of shot peening on the fatigue life of parts made of titanium alloy Ti-6Al-4V

open access: yes, 2009
W pracy przedstawiono metodę kontrolowanego dynamicznego nagniatania rozproszonego, która umożliwia kontrolę ruchu narzędzi nagniatających oraz zachowanie sposobu nanoszenia odcisków na obrabianą powierzchnię charakterystycznego dla nagniatania ...
Zaleski, K.
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Optimized Carburized Steel Fatigue Performance as Assessed with Gear and Modified Brugger Fatigue Tests

open access: yes, 2002
The effectiveness of three different techniques, designed to improve the bending fatigue life in comparison to conventionally processed gas-carburized 8620 steel, were evaluated with modified Brugger bending fatigue specimens and actual ring and pinion ...
Jason J. Spice   +2 more
core   +1 more source

Numerical simulations of mechanical peening of titanium alloy

open access: yes, 2008
Mechanical peening is based on striking a worked material surface by hard balls (shot).In this work, a pneumatic method, applied for double-sided shot peening of the worked sample surface, was selected.
Barnat, W.   +3 more
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IMPROVEMENT OF BENDING STRENGTH FOR INERT GAS WELD JOINT ALUMINUM ALLOYS 6061-T6 USING SHOT PEENING

open access: yes, 2015
The present study aims at investigating the effect of MIG welding process on the bending strength of aluminum alloys 6061 -T6. Metal inert gas (MIG) has been carried out on rolled sheet of about 8mm thickness to obtain many butt welding joints with ...
Mohsein, Z.H.; Production and Meteorology Department University of Technology, Baghdad, Iraq
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Issues in fretting fatigue design of shot peened leaf springs

open access: yes, 2007
414-418Shot peening has long been widely used as a low cost and simple method for increasing fatigue strength of the leaf springs. During a survey, it has been found that fretting fatigue failure of semi-elliptical leaf springs in commercial vehicles ...
Chawla, P S, Aggarwal, M L
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Laser Processing and Additive Manufacturing of Metallic Alloys: Laser Impact Welding, Laser Shock Peening, and Directed Energy Deposition

open access: yes, 2023
The objectives of this work are to develop a more accurate numerical simulation of the laser impact welding (LIW) process, to investigate the effects of the laser shock peening (LSP) process as a post-treatment to LIW, and to examine the effects of ...
Sadeh, Sepehr
core  

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