Bond behavior in concrete-filled steel tubes
WebIn the case of shear stud connectors, the stud diameter and spacing influenced the bond behavior more than the stud length. As the stud spacing decreased, the failure mode shifted from studs shearing off to outward buckling of the steel tube. KW - concrete-filled steel tube (CFST) KW - connectors. KW - finite-element method. KW - mega column WebApr 13, 2024 · The behavior of two series of corroded thin-walled concrete-filled steel tubes (CFSTs) was investigated in this paper. One series, called the CT series, consists …
Bond behavior in concrete-filled steel tubes
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WebSep 30, 2024 · This paper presents the key findings of bond strength performance of hybrid fiber concrete-filled steel tube columns (CFST) with the provision of shear studs on the … WebThe resulting nominal bond strength is then shown to have a resistance factor of 0.45 for load and resistance factor design (LRFD) and safety factor of 3.33 for allowable strength …
WebSteel plate-concrete (SPC) and concrete filled steel tube (CFST) push out test specimens are conducted to study the nature of the bond behavior between the steel tube and concrete and the according contribution of each component (chemical adhesion, micro-interlocking and friction). A total of 10 SPC specimens considering lateral normal … WebDec 14, 2024 · In recent years, concrete-filled steel tube (CFST) has gained attention in the construction sectors due to its unique static and earthquake resistant properties. ... Y. F. Yang and L. H. Han, “Research on bond behavior between steel and concrete of self-compacting concrete filled steel tubes with rectangular sections,” Industrial ...
WebBond behavior in concrete filled steel tubes. ABAQUS POWER. 1.17K subscribers. Subscribe. 24. 1.4K views 2 years ago. Simulation of bond behavior in concrete filled … Web3 Bond Behavior of Concrete-Filled Steel Tubes at Elevated Temperatures 4 Tian-Yi Song 1 ; Zhong Tao, M.ASCE 2 ; Lin-Hai Han, M.ASCE 3 ; Brian Uy, M.ASCE 4 5 …
WebIn this paper, bond-slip behavior of high strength concrete filled circular steel tube (HSCFCST) after elevated temperatures treatment was studied. 17 specimens were designed for push-out test.
WebMay 15, 2024 · These regions require adequate bond strength because externally loads are mainly applied to the concrete infill or steel tube only. Numerous experimental studies have been carried out to investigate the bond strength and behavior of CFT columns using river sand (referred as CFT columns hereafter). gabby tamilia twitterWebSep 20, 2024 · Post-fire bond behavior of lightweight concrete-filled steel tubes containing rock wool was studied. • LCFT specimens were subjected to up to four loading cycles in the load-reversed push-out test. • Raising the temperature to 600 °C decreased the bond strength of LCFT specimens by up to 97%. • gabby tailoredWebThis study aims to investigate the bonding performance of push-out tests conducted on self-compacting rubberized concrete-filled steel tubes (SCRCFST). The rubber content, particle size, interface bonding length, and water–cement ratio were varied to evaluate their impact on bond strength. The failure mode and failure mechanism were analyzed. gabby thomas olympic runner news and twitterWebApr 1, 2016 · Bond behavior in concrete-filled steel tubes 1. Introduction. Concrete-filled steel tubes (CFST) have been widely used in engineering structures. For this type of... gabby tattooWebApr 13, 2024 · This paper presents a numerical study on the static behavior and cyclic behavior of UHPC-filled steel tube (UHPCFST) columns. A novel fiber element model is developed based on the effective distribution width method to consider the influence of local buckling. The parameters of the descending branch of the stress–strain curve of … gabby tailored fabricsWebApr 5, 2024 · Rock-socketed concrete-filled steel tube piles (RSCFSTs), which have been widely used in harbors, bridges, and offshore wind turbines, were exposed to horizontal cyclic loading during service and suffered fatigue damage. For the RSCFSTs, longitudinal steel bars were welded to the inner wall of the steel tube to enhance the bonding … gabby stumble guysWebSep 30, 2024 · The test results indicate that B/t, fcu and stainless steel grade have noticeable influences on the ultimate bond stress (τu) in concrete-filled square stainless steel tube and the addition of ... gabby thomas sprinter