Results 21 to 30 of about 309,293 (334)

Additive manufacturing of a high-strength ZrC-SiC and TC4 gradient structure based on a combination of laser deposition technique and brazing

open access: yesJournal of Materiomics, 2021
A ZrC-SiC and TC4 gradient structure (ZTGS) was additively manufactured through the laser deposition technique and brazing process. The research results indicated that SiC-reinforced TC4-based gradient layers could be obtained on the TC4 surface by laser
Qian Wang   +6 more
doaj   +1 more source

Effect of compression Residual Stress on Fatigue Properties of Stainless Cast Steel

open access: yesProcedia Structural Integrity, 2016
AbstractIn this study, in order to clarify the fatigue properties under compressive mean stresses statement and to establish the accurate evaluation method of fatigue properties of materials with compressive residual stress at surface applied by surface treatments, tension-compression fatigue tests were carried out under various kinds of compressive ...
Hanaki, T.   +4 more
openaire   +1 more source

Contribution to Improvement of Fatigue Properties of Zr-4 Alloy: Gradient Nanostructured Surface Layer versus Compressive Residual Stress [PDF]

open access: yesNanomaterials, 2021
The gradient nanostructured (GNS) layer forms beneath the surface of Zr-4 samples by the surface mechanical grinding treatment (SMGT) process, which increases the fatigue strength apparently due to the synergistic effect of the gradient nanostructured layer and compressive residual stress.
Donghui Geng   +3 more
openaire   +3 more sources

Passivity of Spring Steels with Compressive Residual Stress

open access: yesMetals, 2018
The electrochemical corrosion behavior and the semiconducting properties of the passive film formed on a coil spring steel were investigated in a buffer solution at pH 9.
Kyu-Hyuk Lee   +3 more
doaj   +1 more source

Sampling and Recovery of Pulse Streams [PDF]

open access: yes, 2010
Compressive Sensing (CS) is a new technique for the efficient acquisition of signals, images, and other data that have a sparse representation in some basis, frame, or dictionary.
Baraniuk, Richard G., Hegde, Chinmay
core   +3 more sources

Exploration of Key Process Parameters and Properties of 40Cr Steel in Ultrasonic Surface Rolling Process

open access: yesCoatings, 2022
Ultrasonic surface rolling (USRP) is an effective process to improve a workpiece’s fatigue property, in which ultrasonic vibration and static force are applied on the workpiece’s surface. In order to clarify the ultrasonic rolling strengthening mechanism
Xiaobin Wu   +7 more
semanticscholar   +1 more source

Mechanical properties and energy absorbing capabilities of Z-pinned aluminum foam sandwich [PDF]

open access: yes, 2019
Aluminum foam sandwich (AFS) structures are suitable for impact protection in lightweight structural components due to their specific energy absorption capability under compression.
Kadkhodapour, Javad   +2 more
core   +2 more sources

Coal bursting tendency evaluation by needle penetration test

open access: yesMeitan xuebao, 2023
The bursting tendency is the inherent mechanical property of coal, and the important basis for evaluating the degree of coal bursting risk in underground coal mine.
Yixin ZHAO, Ronghuan XIE, Yirui GAO
doaj   +1 more source

The Effects of Compressive Residual Stress on Properties of Kyanite-Coated Zirconia Toughened Alumina Ceramics

open access: yesMaterials, 2023
In this study, the prestressed coating reinforcement method was employed to create kyanite-coated zirconia toughened alumina (ZTA) prestressed ceramics. Due to the mismatch of the coefficient of thermal expansion (CTE) between the coating and substrate, compressive residual stress was introduced in the coating.
Wu, Hao-Long   +5 more
openaire   +2 more sources

Stress Field Simulation and its Experimental Verification of Carburizing-Quenching Process Performed on 18CrNiMo7-6 Steel

open access: yesMedžiagotyra, 2023
The carburizing and quenching process of 18CrNiMo7-6 steel was performed through simulation methods and experiments. The study was carried out to accurately predict the residual stress distribution of carburized samples after the quenching process.
Shengwei QIN, Haiyang MA, Lianxiang WANG
doaj   +1 more source

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