Repozytorium publikacji - Politechnika Gdańska

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Repozytorium publikacji
Politechniki Gdańskiej

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Characterization of corrosion in reinforced concrete beams using destructive and non-destructive tests

The paper presents both non-destructive and destructive experimental tests on steel-reinforced concrete beams subjected to electrochemical corrosion. To examine the condition and behavior of the specimens, destructive tests were carried out, i.e., a three-point bending together with a modulated ultrasonic wave test. In addition, a series of non-destructive experiments were conducted, such as the potential measurement method, low-frequency vibrations, and ultrasonic wave propagation. A three-point bending test was conducted to examine the behavior of specimens under applied quasi-static force, together with a modulated ultrasonic wave test. The force-displacement relation, capacity, failure displacement, flexural stiffness, and failure mode were determined for each specimen. A modulated ultrasonic wave test was also performed during the flexural test. Prior to this, the specimens were visually inspected to check if any cracks occurred and a series of non-destructive tests such as potential measurement, low-frequency vibrations, and ultrasonic wave propagation were then performed.

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