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contributor authorHan Lin-Hai;Song Tian-Yi;Zhou Kan;Cui Zhi-Qiang
date accessioned2019-02-26T07:34:58Z
date available2019-02-26T07:34:58Z
date issued2018
identifier other%28ASCE%29ST.1943-541X.0002168.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4248050
description abstractThis paper investigates the fire performance of concrete-filled steel tubular (CFST) triple-limb laced columns. Six CFST triple-limb laced columns are tested to measure their fire resistance. The influence of column load ratio and steel type on fire resistance are investigated. For comparison, four CFST single-limb columns in fire are tested. The test results indicate that the three CFST chords in CFST triple-limb laced columns can work together very well in fire because of the binding effect provided by the steel lacing tubes. Finite-element analysis (FEA) models are developed to simulate the CFST triple-limb laced columns in fire. The mechanical behavior, including failure modes, deformation, and load distribution, are discussed. Parametric analysis based on the established FEA model is conducted, and a simplified equation is proposed to predict the fire resistance of CFST triple-limb laced columns.
publisherAmerican Society of Civil Engineers
titleFire Performance of CFST Triple-Limb Laced Columns
typeJournal Paper
journal volume144
journal issue9
journal titleJournal of Structural Engineering
identifier doi10.1061/(ASCE)ST.1943-541X.0002168
page4018157
treeJournal of Structural Engineering:;2018:;Volume ( 144 ):;issue: 009
contenttypeFulltext


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