Results 21 to 30 of about 23,824 (281)

Development and Experimental Verification of a High-Temperature and In-Plane Biaxial Testing Apparatus

open access: yesMachines, 2022
Given the lack of primary data on heat-resistant composites under high-temperature conditions, the focus of this paper is the development of an in-plane biaxial apparatus under high temperatures and complex loads.
Junxian Chen   +2 more
doaj   +1 more source

Mechanical and Acoustic Emission (AE) Characteristics of Rocks under Biaxial Confinements

open access: yesApplied Sciences, 2021
The surrounding rocks of underground engineering are generally subjected to a biaxial compressive stress condition. The failure properties of rocks under such a stress condition are worthy of being studied to ensure the stability of surrounding rock ...
Kun Du   +5 more
doaj   +1 more source

Biaxial fatigue behavior of a powder metallurgical TRIP steel [PDF]

open access: yesFracture and Structural Integrity, 2015
Multiaxial fatigue behavior is an important topic in critical structural components. In the present study the biaxial-planar fatigue behavior of a powder metallurgical TRIP steel (Transformation Induced Plasticity) was studied by taking into account ...
S. Ackermann   +4 more
doaj   +3 more sources

Local One-Sided Rubber Bulging Test to Measure Various Strain Paths of Metal Tube

open access: yesMetals, 2021
We proposed a local one-sided rubber bulging method of metal tubes to evaluate various strain paths at an aimed portion and measured the forming limit strains of metal tubes at the place of the occurrence of necking under biaxial deformation.
Hidenori Yoshimura   +2 more
doaj   +1 more source

Development and application of physical simulation test system for small and medium-sized tunnels based on biaxial motor loading

open access: yesYantu gongcheng xuebao, 2020
To study the failure process of deformation and evolution mechanism of the surrounding rock in deep tunnels, as well as to solve the key problems of the current tunneling test system, a new motor biaxial loading system with compact structure, moderate ...
LI Yuan-hai 1, 2, LIU De-zhu 2, YANG Shuo 1
doaj   +1 more source

Investigation of the effect of using geogrid, short glass, and steel fiber on the flexural failure of concrete beams

open access: yesAlexandria Engineering Journal, 2023
This research studies the flexural behavior of concrete beams reinforced with biaxial geogrids, distributed short glass and steel fibers. No longitudinal steel reinforcement bars were used. Therefore, an amount of short glass and steel fibers was used to
Mohamed S. Moawad, Ahmed M. El-Hanafy
doaj   +1 more source

Exploratory Tests on a Biaxial Compression Hopkinson Bar Set-up [PDF]

open access: yesExperimental Mechanics, 2020
Multiaxial dynamic loadings occur in many industrial cases and multiaxial dynamic test development is thus a crucial issue. To meet this challenge, a biaxial compression Hopkinson bar set-up is designed. The set-up consists of a striker, an input bar, an internal output bar and a co-axial external output tube (surrounding the internal bar).
B. Durand   +3 more
openaire   +1 more source

Tools for multiaxial validation of behavior laws chosen for modeling hyper-elasticity of rubber-like materials [PDF]

open access: yes, 2002
We present an experimental approach to discriminate hyper-elastic models describing the mechanical behavior of rubber-like materials. An evaluation of the displacement field obtained by digital image correlation allows us to evaluate the heterogeneous ...
Alexander   +16 more
core   +3 more sources

New Multistage Sheet-Bulk Metal Forming Process Using Oscillating Tools

open access: yesMetals, 2020
A new sheet-bulk metal forming process for the production of bulk components out of a flat sheet has been developed. Superimposed oscillation has been applied to the new process. By this means, process limits regarding better mould filling were expanded,
Bernd-Arno Behrens   +6 more
doaj   +1 more source

Seismic Performance and Mechanical Mechanism of Steel-Enhanced Damping Concrete Core Wall with Concealed Steel Plate Bracings under Oblique Loading

open access: yesAdvances in Civil Engineering, 2022
This article focuses on the seismic performance and mechanical mechanisms of core walls under biaxial earthquakes. Through the oblique loading test (biaxial loading test) on one 1/6 scale steel-enhanced damping concrete core wall with steel plate ...
Zhangqi Hu   +4 more
doaj   +1 more source

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