Results 21 to 30 of about 308,481 (314)

Repair of fire-exposed preloaded rectangular concrete columns by postcompressed steel plates [PDF]

open access: yes, 2014
This paper describes an experimental study of axially loaded, fire-exposed, rectangular reinforced concrete (RC) columns repaired with post-compressed steel plates.
Su, KL, Wang, L
core   +1 more source

Thermal restraint and fire resistance of columns [PDF]

open access: yes, 2002
A proposal is made, based on the results of a series of tests and calculations, with the aim of being used as a simple method to correct the value of the critical temperature of steel columns free to elongate, in order to take into account the restraint ...
Neves, I. Cabrita   +2 more
core   +1 more source

Axial Cyclic Testing of Concrete-Filled Steel Tube Columns in Diagrid Structures

open access: yesAdvances in Civil Engineering, 2019
Inclined concrete-filled steel tube (CFST) columns in a diagrid structure system can efficiently carry large vertical loads and horizontal forces. This paper presents an experimental study of the stress characteristics of engineered inclined CFST columns
Qingxuan Shi, Wenzhe Cai, Bin Wang
doaj   +1 more source

Eccentric compression behavior of FRP-concrete-steel tubular composite columns

open access: yesAdvances in Mechanical Engineering, 2021
FRP-concrete-steel tubular (FCS) composite columns are composed of the external tube, the internal steel tube, and the concrete between both tubes. They have been attracting the attention of many researchers due to their high ductility, lightweight ...
Ni Zhang   +3 more
doaj   +1 more source

Mechanical properties of fast-growing poplar glulam columns reinforced with steel plate

open access: yesCase Studies in Construction Materials, 2023
Fast-growing poplar with characteristics of fast growth, convenient processing, and strong adaptability is widely planted all over the world, but it is difficult to be directly used as structural timber due to its loose fibers and low strength.
Yuzhuo Wang   +5 more
doaj   +1 more source

Experimental and analytical study on the behavior of steel plate shear walls with box-shaped columns under cyclic loading [PDF]

open access: yes, 2015
Steel plate shear walls are lateral load resisting systems consisting of vertical steel plate infills connected to the surrounding beams and columns.
Attari, Nader Khajeh Ahmad   +2 more
core   +1 more source

Research on Compression Behavior of Square Thin-Walled CFST Columns with Steel-Bar Stiffeners

open access: yesApplied Sciences, 2018
Local buckling in steel tubes was observed to be capable of reducing the ultimate loads of thin-walled concrete-filled steel-tube (CFST) columns under axial compression.
Zhao Yang, Chengxiang Xu
doaj   +1 more source

Experimental Study of Square CFST Stub Columns With a Low Steel Ratio Under Axial Loading

open access: yesFrontiers in Materials, 2021
This paper presents an experimental and numerical study on large dimension concrete-filled square low steel ratio steel tubular (CFST) stub columns under axial loading.
Deren Lu   +8 more
doaj   +1 more source

Testing on Axial Compression of RC Columns Reinforced by Different Methods of Winding Steel Wire

open access: yesMATEC Web of Conferences, 2016
The effects on ductility of RC columns reinforced by different methods of winding steel wire was studied through testing axial compression of RC columns by winding steel wire.
Si Jianhui, Liu Bin, Liu Maoshe
doaj   +1 more source

Study on Seismic Behavior of Cross-Shaped-Steel-Reinforced RPC Columns

open access: yesBuildings
Based on the hysteretic tests of steel-reinforced reactive powder concrete (RPC) columns and reinforced RPC columns, the finite element numerical models of these two kinds of RPC columns were established by OpenSees (2016).
Jingmin Wang, Zhiyu Zhu, Kun Wang
doaj   +1 more source

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