Reinforcing steel
Natural additive (nopal mucilage) on the electrochemical properties of concrete reinforcing steel
... of reinforcing steel in concrete structures exposed to environments contaminated with chlorides is the most common cause of premature deterioration (Hansson, 1984; Pech-Canul and Castro, ...the steel ...
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Natural additive (nopal mucilage) on the electrochemical properties of concrete reinforcing steel
... In this investigation the effect of Nopal mucilage on the electrochemical properties of concrete was evaluated. Three concentrations of this additive were designed with a Nopal-water ratio of 1:1, 1:2 and 1:3. ...
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Natural additive (nopal mucilage) on the electrochemical properties of concrete reinforcing steel
... No final do período de ensaio, as amostras com mucilagem Nopal mantiveram os valores da taxa de corrosão entre 0,1 e 0,2 μA/cm², exceto para a amostra CO + 1-3N, que mant[r] ...
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TítuloGenetic programming to improvement FIB model: bond and anchorage of reinforcing steel in structural concrete
... Since the dawn of the 20th century, when Abrams’s tests were performed, the bond between concrete and steel led to numerous scientific papers, complex laboratory tests and many approaches of structural codes. ...
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Coupled model of initiation and propagation of corrosion in reinforced concrete
... which steel embedded in concrete corrodes in presence of chloride is the local breakdown of the passive layer formed in the highly alkaline condition of the ...the reinforcing steel surface and ...
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Comparative bond pullout performance of CFRP and steel reinforcing bars in concrete at elevated temperature
... replacing reinforcing steel in areas where corrosion, weight or the magnetic properties of steel pose ...of steel with FRP bars for reinforced or prestressed concrete ...
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Critical comparative evaluation of design methodologies for the ultimate limit state of fatigue in concrete structures
... Ingenieros deCaminos, Canales y Puertos Steel The Single Load Level method in Mode Code 90 limits the stress range of the steel reinforcing to: ⁄ Where: is the foreseen number of cycles [r] ...
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Effect of corrosion degree on different steel ductility parameters, based on 'Equivalent Steel' criterion
... Bars in which the values of any of the parameters of ductility have been below the limits stated by the EHE for steels with special characteristics of ductility have been pointed with an asterisk (*) in the table. ...
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Axial Flux Permanent Magnet Machines – Development of Optimal Design Strategies
... Despite the advantages presented of the use of iron lamination, such as the reduction of eddy current losses or the increase in the induced voltage and torque, care must be taken in the manufacturing to avoid extra ...
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Thermal stability of DLC coating deposited on precipitation hardening stainless steels
... The DLC coating deposited over nitrided PH steel presented better thermal stability than the same coating over stainless steel without treatment. In the duplex sample, the hardness did not decrease, the ...
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Reinforcement corrosion rate and crack width relationship in concrete beams exposed to simulated marine environment
... Corrosion rate measurements indicate the amount of metal that has been transformed to oxide per reinforcement surface area and time. The amount of oxides generated is directly related to concrete cover cracking and ...
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Numerical analysis of composite concrete and steel slabs section under fire situation
... of steel and concrete under high temperatures were adopted, as seen in Table ...the steel deck must support the total load during the concrete curing ...
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University of Michigan Steel Bridge
... Este proyecto abarca el trabajo en grupo realizado por un conjunto de alumnos interdisciplinar en la Universidad de Michigan, junto con un análisis crítico de las técnicas utilizadas. El objetivo del equipo SBT es ...
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Effect of buttering in mechanical properties of dissimilar metal weld joints for reinforcement bars in concrete structures
... carbon steel into the stainless steel takes place; moreover, the heat input of the welding promotes the precipitation of the chromium carbides or sigma phase in the grain boundaries of ...
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High performance cementitious compounds and their application as transition substrate for beams
... of steel fiber to concrete, in relatively low proportions (a maximum of 2%), are restricted to the later stage at the historical load ...the steel fibers are not enough to inhibit the cracking process of ...
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DT 16-18 Sobre-calificacin de los inmigrantes y penalizacin en el salario. Evidencia para Uruguay
... Findings of this study are in line with the literature analyzing immigrant integration in the host country. First, results show that the more educated immigrants are, the more likely to be over- educated; probably ...
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ON DEFECT SIZING TECHNIQUES IN STEEL COMPONENTS
... carbon steel (isotropic) or austenitic steel (anisotropic) conditions the propagation of the ultrasonic waves; on the one hand, carbon steel can be easily inspected but, on the other, austenitic ...
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Análisis de covariancia
... Steel Y Torrie i960, citan 'los promedios' de diferencia la de estandar maciónpara el error... 264 BIBLI OGRAFIA.[r] ...
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Social attitude toward sustainable development in 2025: A case for reinforcing scenario design
... These assumptions are tested through a scenario design exercise which explores the future evolution of the sustainable development paradigm (SD) and its implications in the Spanish urb[r] ...
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A new prediction method for the ultimate tensile strength of steel alloys with small punch test
... In order to define the range of applicability of the correlation equation, the ample steel data collection published by ASME in its Boiler and Pressure Vessel Code (BPVC) [18] was used. Figure 2 shows the ultimate ...
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