Bond behaviour of elliptical concrete-filled steel tubes after fire exposure

2020 ◽  
Author(s):  
Tianyi Song ◽  
Xialu Liu ◽  
Kai Xiang
Keyword(s):  
Fire Exposure ◽  
Steel Tubes ◽  
Bond Behaviour ◽  
Concrete Filled Steel Tubes

scholarly journals Fire Exposure Behavior of CFST Column

2019 ◽  
Vol 8 (10) ◽  
pp. 218-223
Keyword(s):  
Testing Machine ◽  
Steel Tube ◽  
Fire Exposure ◽  
Quality Estimation ◽  
Steel Tubes ◽  
Quality Properties ◽  
Cooling Period ◽  
The Past ◽  
Universal Testing ◽  
Concrete Filled Steel Tubes

From the past numerous years Concrete Filled Steel Tubes (CFST) segments are progressively utilized in the structures on account of their high burden bearing limit. In CFST sections the solid is encased in a steel tube that gives formwork to solid which aides in continuing the nearby clasping of the steel. Additionally, composite sections will add more solidness to the structure when contrasted with the ordinary segments. This paper displays the Fire Exposure Behavior of CFST sections and the temperature in the diesel heater is pursued by the ISO-834 standard flame bend. The example was chilled off for 24 hours at room temperature in the wake of warming. During the cooling period of the example the weakening of solid happens. At long last, the quality estimation of CFST sections is tried under Universal Testing Machine (UTM). The examination centers around the quality properties of the roundabout CFST sections in the wake of being presented to a very controlled temperature in the diesel heater.

scholarly journals Bond behaviour of concrete-filled steel tubes at the Arctic low temperatures

2019 ◽  
Vol 210 ◽  
pp. 118-131 ◽  
Author(s):  
Jia-Bao Yan ◽  
Wenjun Xie ◽  
Lingxin Zhang ◽  
Xu-Chuan Lin
Keyword(s):  
Low Temperatures ◽  
The Arctic ◽  
Steel Tubes ◽  
Bond Behaviour ◽  
Concrete Filled Steel Tubes

scholarly journals Interfacial Bond Performance of Concrete-Filled Steel Tubes under Fire and Postfire Conditions: State-of-the-Art Review

2021 ◽  
Vol 2021 ◽  
pp. 1-10
Author(s):  
Yuanyuan Xue ◽  
Jun Chen ◽  
Zurong Cai ◽  
Yanhua Zou
Keyword(s):  
High Temperature ◽  
Bond Strength ◽  
New Technologies ◽  
Future Research ◽  
Engineering Practice ◽  
Fire Exposure ◽  
Steel Tubes ◽  
Bonding Performance ◽  
Bonding Properties ◽  
Concrete Filled Steel Tubes

The critical influencing factors of the interface bonding properties of concrete-filled steel tubes (CFSTs) under fire and postfire conditions are analyzed. This paper analyzes and summarizes the existing research related to the bonding performance of CFST interfaces under fire and postfire conditions at home and abroad, which includes the bonding mechanism of CFST structures, the bonding strength of CFSTs during and after fire exposure, and the main factors influencing bond strength. The analysis results indicate that the temperature has noticeable influences on the bond strength of a CFST during and after fire exposure. The bond strengths of the specimens are reduced more severely under high-temperature conditions than after high-temperature cooling. Shear connectors can significantly improve the bonding performance of CFSTs and effectively reduce the relative slip between steel tubes and concrete. The paper concludes with an analysis of the deficiencies in bond-slip research on the bonding properties of the CFST interface during and after fire exposure and future research directions. First, we can study the use of new technologies and materials to solve the problem of bonding and slipping of CFSTs during and after fire exposure. Second, we can perform extensive experimental research and theoretical simulation analysis to enrich the research in this field, which can provide a reference for engineering practice.

Bond properties of steel angles in concrete filled steel tubes

2021 ◽  
Vol 182 ◽  
pp. 106653
Author(s):  
Da-wei Zhang ◽  
Yu Zeng ◽  
Ju Chen ◽  
Fuyuan Gong ◽  
Cheng-bin Liu
Keyword(s):  
Bond Properties ◽  
Steel Tubes ◽  
Steel Angles ◽  
Concrete Filled Steel Tubes

Design of Circular Thin-Walled Concrete Filled Steel Tubes

2000 ◽  
Vol 126 (11) ◽  
pp. 1295-1303 ◽  
Author(s):  
Martin D. O'Shea ◽  
Russell Q. Bridge
Keyword(s):  
Steel Tubes ◽  
Thin Walled ◽  
Concrete Filled Steel Tubes

Innovative shear transfer system for Concrete Filled Steel Tubes (CFST) in columns

ce/papers ◽  
2021 ◽  
Vol 4 (2-4) ◽  
pp. 723-730
Author(s):  
Milad Soltanalipour ◽  
Miquel Ferrer ◽  
Albert Albareda ◽  
Frederic Marimon ◽  
Miquel Casafont ◽  
...  
Keyword(s):  
Transfer System ◽  
Steel Tubes ◽  
Shear Transfer ◽  
Concrete Filled Steel Tubes
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