Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete Beam

Steel reinforced concrete (SRC) special-shaped column structures have all properties of steel reinforced structures and special-shaped column structures. The design of SRC special-shaped column joints is of great importance to ensure that this structure can be widely used in earthquake-prone areas....

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Main Authors: Ping Xiang, Yipeng Lin, Wei Huang, Faxing Ding, Bailong Ye, Zhiheng Deng
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-09-01
Series:Frontiers in Materials
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fmats.2020.588296/full
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author Ping Xiang
Ping Xiang
Ping Xiang
Ping Xiang
Yipeng Lin
Wei Huang
Faxing Ding
Faxing Ding
Bailong Ye
Zhiheng Deng
author_facet Ping Xiang
Ping Xiang
Ping Xiang
Ping Xiang
Yipeng Lin
Wei Huang
Faxing Ding
Faxing Ding
Bailong Ye
Zhiheng Deng
author_sort Ping Xiang
collection DOAJ
description Steel reinforced concrete (SRC) special-shaped column structures have all properties of steel reinforced structures and special-shaped column structures. The design of SRC special-shaped column joints is of great importance to ensure that this structure can be widely used in earthquake-prone areas. This research adopts a new joint design style, and a pseudo-static test is carried out on three joints (JD-1, JD-2, and JD-3) between the SRC special-shaped column and the RC beam, and one joint (JD-4) between the RC special-shaped column and concrete beam. The working mechanism of joints and the function of steel in the shear resistance mechanism are analyzed. Based on the results of experimental research, this article presents formulas on the cracking capacity and shear resistance capacity of these joints with theoretical and applicative purposes. Taking into account all these facts, the high resistance capacity and reliability of the joint design method are manifested. Some conclusions derived from this research can be used as a reference for engineering practice.
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spelling doaj.art-9675f20b53bb48fa8aa3f20bfc06be682022-12-22T01:16:48ZengFrontiers Media S.A.Frontiers in Materials2296-80162020-09-01710.3389/fmats.2020.588296588296Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete BeamPing Xiang0Ping Xiang1Ping Xiang2Ping Xiang3Yipeng Lin4Wei Huang5Faxing Ding6Faxing Ding7Bailong Ye8Zhiheng Deng9School of Civil Engineering, Central South University, Changsha, ChinaKey Laboratory of Ministry of Education for Geomechanics and Embankment Engineering, Hohai University, Nanjing, ChinaCollege of Civil Engineering and Architecture, Guangxi University, Nanning, ChinaGuangdong Provincial Key Laboratory of Building Energy Efficiency and Application Technologies, Guangzhou, ChinaSchool of Civil Engineering, Central South University, Changsha, ChinaSchool of Civil Engineering, Central South University, Changsha, ChinaSchool of Civil Engineering, Central South University, Changsha, ChinaNational Engineering Laboratory for High-Speed Railway Construction, Changsha, ChinaSchool of Civil Engineering, Central South University, Changsha, ChinaSchool of Civil Engineering, Central South University, Changsha, ChinaSteel reinforced concrete (SRC) special-shaped column structures have all properties of steel reinforced structures and special-shaped column structures. The design of SRC special-shaped column joints is of great importance to ensure that this structure can be widely used in earthquake-prone areas. This research adopts a new joint design style, and a pseudo-static test is carried out on three joints (JD-1, JD-2, and JD-3) between the SRC special-shaped column and the RC beam, and one joint (JD-4) between the RC special-shaped column and concrete beam. The working mechanism of joints and the function of steel in the shear resistance mechanism are analyzed. Based on the results of experimental research, this article presents formulas on the cracking capacity and shear resistance capacity of these joints with theoretical and applicative purposes. Taking into account all these facts, the high resistance capacity and reliability of the joint design method are manifested. Some conclusions derived from this research can be used as a reference for engineering practice.https://www.frontiersin.org/article/10.3389/fmats.2020.588296/fullsteel reinforced concretespecial-shaped columnjointlow-cyclic reversed loadingshear resistance capacity
spellingShingle Ping Xiang
Ping Xiang
Ping Xiang
Ping Xiang
Yipeng Lin
Wei Huang
Faxing Ding
Faxing Ding
Bailong Ye
Zhiheng Deng
Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete Beam
Frontiers in Materials
steel reinforced concrete
special-shaped column
joint
low-cyclic reversed loading
shear resistance capacity
title Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete Beam
title_full Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete Beam
title_fullStr Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete Beam
title_full_unstemmed Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete Beam
title_short Investigation on Shear Capacity of Joints between Steel Reinforced Concrete Special-Shaped Column and Reinforced Concrete Beam
title_sort investigation on shear capacity of joints between steel reinforced concrete special shaped column and reinforced concrete beam
topic steel reinforced concrete
special-shaped column
joint
low-cyclic reversed loading
shear resistance capacity
url https://www.frontiersin.org/article/10.3389/fmats.2020.588296/full
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