Results 21 to 30 of about 456 (174)

Review of Residual Stress Impingement Methods to Mitigate Environmental Fracture Susceptibility

open access: yesCorrosion and Materials Degradation, 2021
Environmental cracking- and fatigue-related failures threaten all major industries and, to combat such degradation, numerous residual stress impingement (RSI) methods have been developed with varying levels of efficacy and ease of use.
Matthew E. McMahon
doaj   +1 more source

A study on the tribological behavior of AZ31 magnesium alloy sheets processed by temperature-assisted ultrasonic shot peening

open access: yesJournal of Materials Research and Technology, 2023
Mg alloy, as a promising lightweight structural material, finds applications in various fields. However, poor surface properties like wear resistance greatly limit its applications.
Meng Kong   +6 more
doaj   +1 more source

Cumulative Fatigue damage of AA7075-T6 under Shot Peening and Ultrasonic Surface Treatments

open access: yesDiyala Journal of Engineering Sciences, 2021
One of the important aspects of mechanical design is improving fatigue life.; In this work, the effect of Ultrasonic impact treatment (UIP) and shot peening (SP)on constant cumulative fatigue life and fatigue strength of AA7075-T6 were studied; The ...
Marwa S. Mahammed   +2 more
doaj   +1 more source

Effect of ultrasonic shot peening on microstructure evolution and corrosion resistance of selective laser melted Ti–6Al–4V alloy

open access: yesJournal of Materials Research and Technology, 2021
The ultrasonic shot peening (USP) treatment was adopted to improve the compressive residual stress, microhardness and corrosion resistance of Ti–6Al–4V (TC4) titanium alloy fabricated by selective laser melting (SLM).
Qi Zhang   +4 more
doaj   +1 more source

Simulation and experimental approach for shot velocity evaluation in ultrasonic shot peening [PDF]

open access: yesMécanique & Industries, 2011
The process of ultrasonic shot peening has been studied from two aspects: (a) a 3D numerical model of shot motion in the peening chamber based on the theory of granular gases, (b) an experimental setup developed for measuring shot velocity distribution in the chamber and impact locations on the peened surface.
Badreddine, Jawad   +9 more
openaire   +2 more sources

Surface Nanocrystallization and Numerical Modeling of 316L Stainless Steel during Ultrasonic Shot Peening Process

open access: yesMetals, 2022
Surface nanocrystallization of metals and alloys via high-frequency ultrasonic shot peening (USP) can significantly increase the mechanical properties of the materials.
Pengyi Li   +4 more
doaj   +1 more source

Fatigue strength improvement of Mg alloy AZ61 by double ultrasonic shot peening

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Rotary bending fatigue tests using magnesium alloy AZ61 treated by double ultrasonic shot peening (USP) and peening under other conditions were performed to investigate the effect of shot peening (SP) on the fatigue behavior and to obtain high and stable
Toshifumi KAKIUCHI   +4 more
doaj   +1 more source

Micromorphology, Microstructure, and Wear Behavior of AISI 1045 Steels Irregular Texture Fabricated by Ultrasonic Strengthening Grinding Process

open access: yesMetals, 2022
In this study, the tribological properties of three AISI 1045 steel samples were investigated. Two samples were treated with ultrasonic shot peening (USP) and ultrasonic strengthening grinding process (USGP), respectively, while the other one was only ...
Jinrui Xiao   +6 more
doaj   +1 more source

VHCF Properties of A7075-T651 Al Alloy Depending on Shot Peening and Fatigue Testing Methods

open access: yesAdvances in Mechanical Engineering, 2015
Fatigue characteristics of A7075-T651 aluminum material were studied with surface treatment of shot peening. The fatigue life was characterized by two fatigue testing methods, ultrasonic fatigue test (UFT, 20 kHz) and the rotary-bending fatigue test (RFT,
Min-Soo Suh   +3 more
doaj   +1 more source

Salt-Fog Corrosion Behavior of GCr15 Steels Treated by Ultrasonic Strengthening Grinding Process

open access: yesApplied Sciences, 2022
In this paper, the corrosion resistance of four GCr15 steel samples has been investigated. Three samples were initially surface-treated by ultrasonic shot peening (USP), a dry ultrasonic strengthening grinding process (DUSGP), and a wet ultrasonic ...
Xincheng Xie   +6 more
doaj   +1 more source

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