Results 1 to 10 of about 1,593 (115)

A critical review of experimental aspects in ratcheting fatigue: microstructure to specimen to component

open access: yesJournal of Materials Research and Technology, 2019
In the past three decades ratcheting fatigue has attracted lots of research interest. Ratcheting can be defined as the directional progressive accumulation of plastic deformation of a material when it is subjected to a primary load along with a secondary
Surajit Kumar Paul
exaly   +3 more sources

The effect of yttrium addition on the ratcheting behavior of magnesium. [PDF]

open access: yesPLoS One
This study provides an in-depth investigation into the influence of yttrium (Y) addition on the ratcheting behavior of magnesium (Mg) alloys under asymmetric cyclic loading.
Shou H   +8 more
europepmc   +2 more sources

BUDGET RATCHETING AS A MODERATION OF THE INFLUENCE OF REGIONAL ORIGINAL INCOME AND PROFIT-SHARING FUNDS ON REGIONAL EXPENDITURE [PDF]

open access: yesRussian Journal of Agricultural and Socio-Economic Sciences, 2023
This research aims to test and analyze the influence of local revenue and profit-sharing funds on regional spending, as well as the influence of budget ratcheting on local revenue and profit-sharing funds on regional spending. This research was conducted
Yudhanti B.A.   +3 more
doaj   +1 more source

Research on thermomechanical fatigue life prediction of regenerative cooling thrust chamber

open access: yesXibei Gongye Daxue Xuebao, 2022
The ratcheting effect of the liner wall structure in the thrust chamber of liquid rocket engine under cyclic load is studied, and its service life is predicted.
HUANG Junfeng   +4 more
doaj   +1 more source

Ratcheting of 316L stainless steel thin wire under tension-torsion loading [PDF]

open access: yesFracture and Structural Integrity, 2016
A series of cyclic tension-torsion tests under symmetric shear strain and asymmetric axial stress control in various loading paths are conducted on 100 ?m-diameter 316L steel wires applying a micro tensiontorsion fatigue testing apparatus. The ratcheting
Sichao Fu, Dunji Yu, Xu Chen
doaj   +2 more sources

The numerical and experimental analysis of ratcheting behavior for 304 steel sheets under cyclic axial loading

open access: yesAdvances in Mechanical Engineering, 2023
The present study examines the effect of the thickness, cutouts numbers, and different cutouts shapes on the ratcheting behavior of 304 steel sheets under cyclic axial loading.
Ali Shahrjerdi, Ali SafariFard
doaj   +1 more source

Ratcheting occurrence conditions of piping under sinusoidal excitations

open access: yesMechanical Engineering Journal, 2020
Ratcheting is one of the dominant failure modes under excessive earthquakes and may cause extreme failures of structures (e.g., collapse). We focused on clarifying the ratcheting mechanism of piping under sinusoidal excitations.
Jinqi LYU   +3 more
doaj   +1 more source

Investigation on uniaxial ratcheting fatigue behaviors and microstructure evolution of ultrafine-grained 6061 aluminum alloy

open access: yesJournal of Materials Research and Technology, 2022
The motivation of the present study is to explore ratcheting-fatigue behavior and the corresponding micro-deformation mechanism of ultrafine-grained aluminum alloys 6061 (UFG AA6061) under two stress-controlled low-cycle fatigue (LCF) loading modes, i.e.,
Teng Sun   +6 more
doaj   +1 more source

Excellent Wear Resistance of a High-Speed Train Brake Disc Steel with High Hardening Ratcheting Strain Zone

open access: yesMetals, 2021
Wear resistance of brake discs has a significant effect on the safety of high-speed trains. In this work, the rolling–sliding wear resistance of a low-carbon martensitic brake disc steel was investigated.
Lei Yang   +5 more
doaj   +1 more source

Ratcheting Simulation of a Steel Pipe with Assembly Parts under Internal Pressure and a Cyclic Bending Load

open access: yesApplied Sciences, 2019
The ratcheting behavior of a steel pipe with assembly parts was examined under internal pressure and a cyclic bending load, which has not been seen in previous research.
Hongwei Yang, Ying Dai, Pengfei He
doaj   +1 more source

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