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Biaxial Compression Tests on Hopkinson Bars [PDF]

open access: yesProceedings, 2018
A biaxial compression Hopkinson bar set-up bas been designed. It consists in a projectile, an input bar and two co-axial output bars. After the projectile impact on the input bar, the internal output bar measures the axial loading of the cross sample ...
Bastien Durand, Ahmed Zouari, Han Zhao
doaj   +6 more sources

Mechanical Performance of Steel Slag Concrete under Biaxial Compression. [PDF]

open access: yesMaterials (Basel), 2020
The mechanical performance of steel slag concrete (SSC) under biaxial compression is investigated by a servo-controlled static-dynamic true triaxial machine (TAWZ-5000/3000). Three replacement ratios of steel slags and four kinds of stress ratio (0.25:1, 0.5:1, 0.75:1, and 1:1) are examined in this study.
Wen X, Zhou J, Chen B, Deng Z, Liu B.
europepmc   +4 more sources

Fabrication of dense anisotropic collagen scaffolds using biaxial compression. [PDF]

open access: yesActa Biomater, 2018
We developed a new method to manufacture dense, aligned, and porous collagen scaffolds using biaxial plastic compression of type I collagen gels. Using a novel compression apparatus that constricts like an iris diaphragm, low density collagen gels were compressed to yield a permanently densified, highly aligned collagen material.
Zitnay JL   +5 more
europepmc   +4 more sources

Ductile fracture prediction in thin-walled structures through a novel damage model [PDF]

open access: yesHeliyon
Damage models have significantly advanced predictions of ductile fractures in large, thin-walled structures like automobiles, ships, and aircraft. However, accurately predicting these fractures remains challenging due to variations in strain localization,
Sunghoon Choi   +5 more
doaj   +2 more sources

Analysis of Biaxial Mechanical Properties and Failure Criterion of Self-Compacting Concrete

open access: yesFrontiers in Materials, 2021
Biaxial compression-compression, biaxial tension-compression and compression-shear tests were carried out on self-compacting concrete (SCC) using the rock true triaxial machine and compression-shear hydraulic servo machine to explore the biaxial ...
Jun Zhang   +3 more
doaj   +1 more source

Apparatus for measuring strength in biaxial compression

open access: yesReview of Scientific Instruments, 2022
Most measurements of compressive strength of ductile materials have involved Hopkinson–Kolsky bars or Taylor anvils placing samples in uniaxial compression. In these geometries, strain is limited by the tendency of the sample to petal, in analogy to necking in uniaxial tension.
J. L. Belof, J. I. Katz
openaire   +3 more sources

An experimental study and failure mechanism analysis on dynamic behaviors of plain concrete under biaxial compression-compression

open access: yesCase Studies in Construction Materials, 2022
In order to explore the dynamic mechanical properties of concrete under biaxial compression-compression, a true triaxial instrument was used to conduct an experimental study on the dynamic mechanical properties of plain concrete under biaxial compression-
Zhenpeng Yu   +3 more
doaj   +1 more source

Mechanical Behavior of Reactive Powder Concrete Subjected to Biaxial Loading

open access: yesAdvances in Civil Engineering, 2022
To investigate the biaxial mechanical characteristics of reactive powder concrete (RPC), RPC plate specimens and bone-shaped specimens were tested under compression-compression and compression-tension loadings, respectively.
Ziruo Yu   +3 more
doaj   +1 more source

Macroscopic and mesoscopic properties of HTPB propellant under low temperature dynamic biaxial compression loading

open access: yesPolymer Testing, 2023
In order to study the macroscopic mechanical properties and meso damage mechanism of solid fuel hydroxy-terminated polybutadiene (HTPB) propellant under low temperature and dynamic biaxial compression loading, the INSTRON high strain rate hydraulic ...
Tingjing Geng   +5 more
doaj   +1 more source

Biaxial compression mechanical properties of HTPB propellant under dynamic loading

open access: yesAIP Advances, 2022
To study the biaxial compression mechanical properties of hydroxyl-terminated polybutadiene (HTPB) solid propellants under dynamic loading, biaxial compression tests were carried out at room temperature (25 °C) with the strain rate ranging from 1 to 85 s−
Tingjing Geng   +4 more
doaj   +1 more source

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