Results 11 to 20 of about 19,781 (191)

Ultrasonic surface rolling strengthening and its parameter optimization on bearing raceway

open access: yesMaterials & Design, 2023
For the first time, the ultrasonic surface rolling processing (USRP) technology was applied to a real bearing raceway, and a finite element simulation model for USRP on a bearing raceway was established.
Yongjie Cheng   +5 more
doaj   +1 more source

Effect of Repeated Processing Passes during Ultrasonic Rolling on Fatigue Performance and Corrosion Resistance of Ti6Al4V Alloy

open access: yesMetals, 2023
Ultrasonic surface rolling processing (USRP) is a new method to improve the fatigue performance of titanium alloy, and repeated processing pass is an important factor that affects its strengthening effect.
Shuaixing Wang   +4 more
doaj   +1 more source

Laser-induced ultrasound imaging of multi metal laminate with complex interface

open access: yesMaterials & Design, 2023
The corrugated rolling process is a new type of metal clad plate production method, and the high-precision testing of the corrugated interface is of great significance to the improvement of product quality.
Yanjie Zhang   +8 more
doaj   +1 more source

A method for the measurement of hydrodynamic oil films using ultrasonic reflection [PDF]

open access: yes, 2004
The measurement of the thickness of an oil film in a lubricated component is essential information for performance monitoring and control. In this work, a new method for oil film thickness measurement, based on the reflection of ultrasound, is evaluated ...
Drinkwater, B.W.   +2 more
core   +1 more source

Enhancement of Fatigue Endurance Limit through Ultrasonic Surface Rolling Processing in EA4T Axle Steel

open access: yesMetals, 2020
Fatigue property is a key evaluation index for the service reliability of railway axle. In this work, the effect of ultrasonic surface rolling processing (USRP) on the surface characteristic and fatigue property was investigated in an EA4T axle steel ...
Xiaodi Wang   +4 more
doaj   +1 more source

Corrosion Behavior in Hydrochloric Acid of Pure Titanium after Ultrasonic Severe Surface Rolling

open access: yesMetals, 2022
Designing a gradient nanostructure is regarded as an effective strategy for strengthening commercial pure Ti without seriously sacrificing ductility.
Qisheng Sun   +3 more
doaj   +1 more source

Operating limits for acoustic measurement of rolling bearing oil film thickness [PDF]

open access: yes, 2003
An ultrasonic pulse striking a thin layer of liquid trapped between solid bodies will be partially reflected. The proportion reflected is a function of the layer stiffness, which in turn depends on the film thickness and its bulk modulus.
Bruce W Drinkwater   +5 more
core   +2 more sources

The hot rolling deformation performance of as-cast AZ80 magnesium alloy after ultrasonic processing

open access: yesJournal of Materials Research and Technology, 2022
Aiming at the poor formability of Mg alloys, this work investigated the hot rolling deformation performance and behavior of as-cast AZ80 alloy with ultrasonic processing (UP) using both experiment and finite element method (FEM) simulation.
Xingrui Chen   +6 more
doaj   +1 more source

The application of ultrasonic NDT techniques in tribology [PDF]

open access: yes, 2005
The use of ultrasonic reflection is emerging as a technique for studying tribological contacts. Ultrasonic waves can be transmitted non-destructively through machine components and their behaviour at an interface describes the characteristics of that ...
Anderson W.   +12 more
core   +1 more source

Recent development of thermally assisted surface hardening techniques: A review

open access: yesAdvances in Industrial and Manufacturing Engineering, 2021
Thermally assisted surface hardening techniques have led to a surge in research efforts and industrial applications, with emphasis on strengthening of metallic materials with high work hardening, high strength and/or poor deformability.
Jun Liu, Chang Ye, Yalin Dong
doaj   +1 more source

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