Results 11 to 20 of about 173,844 (313)

Dynamic test devices for analyzing the tensile properties of concrete

open access: yes, 2022
S.137-180Owing to their low tensile failure strain, concrete is a difficult material to test under dynamic tensile loading. Indeed, conventional testing apparatuses such as high-speed hydraulic presses or Split Hopkinson Bar facilities rely on a ...
Forquin, P., Riedel, W.
core   +1 more source

A COMPARISON OF TESTING METHODS FOR DETERMINATION OF SPRAYED CONCRETE TENSILE STRENGTH

open access: yesActa Polytechnica CTU Proceedings, 2019
Sprayed concrete is important construction material in tunnelling. Primary lining is essential in NATM where the sprayed concrete can be loaded by tension due to bending moments.
Martin Závacký
doaj   +1 more source

Comparisons of flexural, split tensile, double punch, and direct tension tests on high-performance concrete reinforced with different fiber types

open access: yesCase Studies in Construction Materials, 2023
The study investigates the variation of tensile strength of high-performance concrete (HPC) based on various tensile tests, such as the flexural test, splitting tensile test, double punch test, and direct tension test, conducted on dog bone specimens ...
Anh-Thang Le, An Le Hoang
doaj   +1 more source

Failure analysis based on microvoid growth for sheet metal during uniaxial and biaxial tensile tests [PDF]

open access: yes, 2013
The aim of the presented investigations is to perform an analysis of fracture and instability during simple and complex load testing by addressing the influence of ductile damage evolution in necking processes.
Abbassi, Fethi   +2 more
core   +1 more source

Evaluation of measurement uncertainty in a static tensile test

open access: yesOpen Engineering, 2021
This article presents a scheme of the procedure for assessing the measurement uncertainty of material constants determined in the static tensile test.
Graba Marcin
doaj   +1 more source

On the estimation of tensile yield stress for polymer materials based on punch tests

open access: yesPolymer Testing, 2021
The Small Punch Test (SPT) has been widely used for the high throughput evaluation of mechanical properties of metallic materials. However, all the correlations between characteristic punch loads and mechanical properties measured from tensile tests thus
Yi Zhang   +5 more
doaj   +1 more source

Proposal for a smart pressurised ring test to study thick composite produced by filament winding [PDF]

open access: yes, 2013
This work was supported by OSEO agency. The authors would like to thank Air Liquide and EADS Composites Aquitaine for their technical support in the H2E project.Improvements in the characterisation of materials used in pipes, tubes or vessels rely on the
BOIS, Christophe   +3 more
core   +1 more source

Mechanical properties of white clay used as wall painting substrate material: measurement of strength and modulus of elasticity of simulated substrate material of wall paintings Hiten at Kondo, the main hall at Horyu-ji Temple

open access: yesHeritage Science, 2023
Preserving cultural artifacts while minimizing the energy consumption and costs associated with environmental control is crucial. This often requires predicting artifacts degradation caused by temperature and humidity.
Kazuki Ishikawa   +4 more
doaj   +1 more source

Towards high velocity deformation characterisation of metals and composites using Digital Image Correlation [PDF]

open access: yes, 2010
Characterisation of materials subject to high velocity deformation is necessary as many materials behave differently under such conditions. It is particularly important for accurate numerical simulation of high strain rate events.
R. Eriksen   +14 more
core   +1 more source

Influence of scratch type on tensile strength in in situ tensile test

open access: yesAdvances in Mechanical Engineering, 2017
In this article, the specimen of Q235 (low carbon steel, C ≤ 0.22%, Mn: 0.3%–0.8%, Si ≤ 0.3%, P ≤ 0.045%, S ≤ 0.05%) has been tested in in situ tensile tests. Especially, different types of scratches are prefabricated with 1, 2, and 3 µm in depth.
Ning Li   +8 more
doaj   +1 more source

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