Results 11 to 20 of about 16,173 (293)

Calibration and Reliability of the Rebound (Schmidt) Hammer Test [PDF]

open access: yesCivil Engineering and Architecture, 2013
One of the most widely spread techniques to estimate the compressive strength of concrete is the rebound hammer test, also known as Schmidt Hammer test. In spite of a large number of scientific works trying to calibrate the test, to identify the parameters affecting its results and to estimate its reliability, the original Schmidt curve is still ...
BRENCICH, ANTONIO   +3 more
openaire   +3 more sources

Prediction of Compressive Strength of Reinforced Concrete Structural Elements by Using Combined Non-Destructive Tests

open access: yesJournal of Engineering, 2023
This research is devoted to investigate relationship between both Ultrasonic Pulse Velocity and Rebound Number (Hammer Test) with cube compressive strength and also to study the effect of steel reinforcement on these relationships.
Nada Mahdi. Fawzi   +2 more
doaj   +1 more source

Estimation of uniaxial compressive and indirect tensile strengths of intact rock from Schmidt hammer rebound number

open access: yesJournal of the Mechanical Behavior of Materials, 2023
A number of destructive and non-destructive tests were conducted on rock samples collected from various zones in northern Iraq. So far, for Iraqi rocks, few studies have correlated Schmidt hammer rebound (R) with both unconfined compressive strength (UCS)
Fadhil Amjad Ibrahim   +2 more
doaj   +1 more source

Adapting Artificial Intelligence to Improve In Situ Concrete Compressive Strength Estimations in Rebound Hammer Tests

open access: yesFrontiers in Materials, 2020
Compressive strength is probably one the most crucial properties of concrete material. For existing structures, core samples are drilled and tested to obtain the concrete compressive strength.
Yu Ren Wang, Yen Ling Lu, Dai Lun Chiang
doaj   +1 more source

Comparison between Destructive and Non-Destructive Test on Concrete [PDF]

open access: yesEurasian Journal of Science and Engineering, 2017
Compression strength is the most important factor in concrete structures, and there are two methods to evaluate that compressive strength, destructive and non-destructive method.
Junaid Kameran Ahmed   +1 more
doaj   +1 more source

Nondestructive Determination of Strength of Concrete Incorporating Industrial Wastes as Partial Replacement for Fine Aggregate

open access: yesSensors, 2021
Schmidt rebound hammer test was employed in this study as a nondestructive test. This test method has been universally utilized due to its non-destructiveness for quick and easy assessment of material strength properties and quality of concrete of an ...
Temple Chimuanya Odimegwu   +5 more
doaj   +1 more source

Rammed Earth Construction: A Proposal for a Statistical Quality Control in the Execution Process [PDF]

open access: yes, 2020
Unlike other common contemporary construction materials such as concrete, mortars, or fired clay bricks, which are widely supported by international standards and regulations, building with rammed earth is barely regulated.
Canivell, Jacinto   +3 more
core   +1 more source

An Infrared Thermography Approach to Evaluate the Strength of a Rock Cliff

open access: yesRemote Sensing, 2021
The mechanical strength is a fundamental characteristic of rock masses that can be empirically related to a number of properties and to the likelihood of instability phenomena.
Marco Loche   +9 more
doaj   +1 more source

Prediksi Kuat Tekan Beton Agregat Recycled Campuran Air Laut dengan Schmidt Rebound Hammer Test

open access: yesRekayasa Sipil, 2023
Nowadays, using recyled aggregate and seawater as replacing natural aggregate and freshwater in mixing have been main priority to be a new concrete construction material.
Lusman Sulaiman   +3 more
doaj   +1 more source

Rebound hammer tests of high-strength concrete: Effects of internal stress and the shape of the impact area of the test specimens on the measurement results [PDF]

open access: yes, 2019
This study examines the factors affecting the results of non-destructive testing of high-strength concrete performed on cubes and on cylinders and examines the processing of calibration relations.
Bodnarová, Lenka   +2 more
core   +2 more sources

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