Exploració per tema "Corrosion"
Ara es mostren els items 1-20 de 58
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3D FEM model development from 3D optical measurement technique applied to corroded steel bars
(2016-10-15)
Article
Accés obertUnderstanding the mechanical effects of the corrosion pits on the steel surface requires an accurate definition of their geometry and distribution along the rebar. 3D optical measurement technique is used to obtain the ... -
A model study on controlling dealloying corrosion attack by lateral modification of surfactant inhibitors
(2021-12-01)
Article
Accés obertDetrimental corrosion is an ever-concerning challenge for metals and alloys. One possible remedy is to apply organic corrosion inhibitors. Despite progress in molecular assembly and inhibitor research, better mechanistic ... -
Analysis and evaluation of corrosion in naval steels
(SARTI, 2021)
Article
Accés obertThe corrosion of steel due to seawater is a problem faced by all ships. In this work it has been analyzed two of the variables that most infuence the degradation process of carbon steels in marine environments (pH and ... -
Analysis of the electromagnetic signature of reinforced concrete structures for nondestructive evaluation of corrosion damage
(2012-04)
Article
Accés restringit per política de l'editorialThis paper presents a nondestructive corrosion damage detection method for reinforced concrete structures based on the analysis of the electromagnetic signature of the steel rebar corrosion. The signature of the corrosion ... -
Assessment of corrosion-induced changes on the mechanical integrity of cemented carbides at small length scales
(2019-11-01)
Article
Accés obertIn this work, the effect of corrosion-induced damage on the mechanical response of hardmetals was evaluated at small length-scale by means of nanoindentation and nanoscratch techniques. Damage was introduced in a controlled ... -
Bond deterioration effects on corroded RC bridge pier in seismic zone
(2022-02)
Article
Accés obertThe effects of corrosion focusing on the consequences of bond strength deterioration for a reinforced concrete bridge pier in a seismic affected area are examined in this research. A bond degradation model based on the ... -
Cerium conversion coating and sol-gel coating for corrosion protection of the WE43 Mg alloy
(2022-09)
Article
Accés obertIn this work, the electrochemical behavior and morphological characterization of a system consisting of a cerium conversion layer, a hybrid sol-gel coating, and the two coatings applied sequentially (duplex) have been ... -
Comparison of the electrolytic, ultrasounds and chemical cleaning in corroded naval steel
(SARTI, 2021)
Article
Accés obertOxygen, salt and water are key factors afecting metal deterioration and leading to corrosion in a marine environment. Prolonged corrosion may compromise the use of the materials and this may have an important economic ... -
Contact fatigue of WC-6%wtCo cemented carbides: Influence of corrosion-induced changes on emergence and evolution of damage
(2022-02)
Article
Accés obertThe effect of corrosion-induced changes on the contact fatigue response and associated damage in a medium-grained WC-6%wtCo hardmetal grade is investigated. Cyclic contact loading tests are conducted by means of Hertzian ... -
Corrosion damage in WC-Co cemented carbides: residual strength assessment and 3D FIB-FESEM tomography characterisation
(2014-12-01)
Article
Accés restringit per política de l'editorialThe effect of corrosion damage on cemented carbides was investigated. The study included residual strength assessment and detailed fractographic inspection of corroded specimens as well as detailed 3D FIB-FESEM tomography ... -
Corrosion damage in WC-Co cemented carbides: Residual strength assessment and 3D FIB-FESEM tomography characterization
(2014)
Text en actes de congrés
Accés obertThe effect of corrosion damage on cemented carbides was investigated. The study included residual strength assessment and detailed fractographic inspection of corroded specimens as well as detailed 3D FIB-FESEM tomography ... -
Corrosion effects on the mechanical properties of reinforcing steel bars: fatigue and s–e behavior
(2015-12)
Article
Accés obertCorrosion of steel reinforcement is one of the most severe problems of durability in reinforced concrete structures. A good understanding of the corrosion effects on the reinforcing steel mechanical properties is necessary ... -
Corrosion experiments in metals and alloys. Comparison between field and laboratory tests: a research work in high school degree
(2017-04-30)
Article
Accés restringit per decisió de l'autorThe aim of this work is to show the experimental results corresponding to comparative corrosion studies carried out with five commercially pure different metals (iron, lead, zinc, aluminum, and copper) ... -
Corrosion induced degradation of textured YBCO under operation in high humidity conditions
(2012-05-25)
Article
Accés restringit per política de l'editorialThe early stages of aggressive degradation at 85% of humidity for 24 h of single crystals of YBa2Cu3O7 − δ textured by Bridgman technique have been analyzed by means of atomic force microscopy, X-ray photoelectron spectroscopy, ... -
Corrosion mechanism of HVOF thermal sprayed WC-CoCr coatings in acidic chloride media
(Elsevier, 2019-08-15)
Article
Accés restringit per acord de confidencialitatHVOF thermal sprayed WC cermet coatings exhibit excellent abrasive and erosive wear resistance due to the presence of high volume fraction of WC particles bounded by a tough cobalt or cobalt-chromium alloy binder. However, ... -
Corrosion protection of carbon steel by silica-based hybrid coatings containing cerium salts: Effect of silica nanoparticle content
(2015-03-15)
Article
Accés obertOne strategy for minimising corrosive attack on carbon steel involves the application of hybrid coatings rich in rare earths, on the basis of their low toxicity and environmental sustainability. Tetraethoxysilane (TEOS) ... -
Corrosion rate evaluation by gravimetric and electrochemical techniques applied to the metallic reinforcing structures of a historic building
(2017-09-28)
Article
Accés restringit per política de l'editorialThis work presents the diagnosis procedure followed to determine the degree of damage of a 100-year-oldreinforced concrete building located in Barcelona city, the Sant-Manuel pavilion at Hôpital de la Santa Creui Sant-Pau. ... -
Corrosion resistance and ion release of dental prosthesis of COCR obtained by CAD-CAM milling, casting and laser sintering
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-06-01)
Article
Accés obert
Realitzat a/amb: Barcelona Dental Institute / Universitat Internacional de Catalunya / Porto Dental InstituteCorrosion resistance and ion release behavior have been evaluated for thirty dental restoration samples obtained by three different manufacturing systems: computer-aided design and manufacturing (CAD-CAM), traditional ... -
Corrosion-induced changes on Hertzian contact damage in cemented carbides
(2020-11-01)
Article
Accés obertIn this study, the influence of corrosion on the mechanical response and damage induced under Hertzian indentation is assessed for three cemented carbides with metallic binders of different chemical nature. Corrosion ... -
Corrosion-induced damage and residual strength of WC-Co,Ni cemented carbides: influence of microstructure and corrosion medium
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-09-19)
Article
Accés obertThe corrosion behavior of cemented carbides with binders of different chemical nature (Co and Ni) and carbides with distinct mean grain size (ultrafine and coarse) was studied. The investigation also included corrosion ...