Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength Bars

This paper analyzes the influence of seven factors,namely shear span ratio,stirrup grade,stirrup diameter,stirrup spacing,section width,section height and concrete grade,on the shear capacity of beams made of ultra high performance concrete with coarse aggregate (UHPC-CA) and reinforced by high stre...

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Main Authors: TANG Jiajun, GUO Can, PEI Changchun, WANG Tan, LI Jiuyang
Format: Article
Language:zho
Published: Editorial Office of Pearl River 2021-01-01
Series:Renmin Zhujiang
Subjects:
Online Access:http://www.renminzhujiang.cn/thesisDetails#10.3969/j.issn.1001-9235.2021.01.010
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author TANG Jiajun
GUO Can
PEI Changchun
WANG Tan
LI Jiuyang
author_facet TANG Jiajun
GUO Can
PEI Changchun
WANG Tan
LI Jiuyang
author_sort TANG Jiajun
collection DOAJ
description This paper analyzes the influence of seven factors,namely shear span ratio,stirrup grade,stirrup diameter,stirrup spacing,section width,section height and concrete grade,on the shear capacity of beams made of ultra high performance concrete with coarse aggregate (UHPC-CA) and reinforced by high strength bars by orthogonal test.The results show that:The influence of various factors on the shear capacity of UHPC-CA beams reinforced by high strength bars is in the order of concrete grade>section width>section height>shear span ratio>stirrup diameter>stirrup spacing>stirrup grade.The shear capacity of UHPC-CA beams reinforced by high strength bars decreases with the increase of shear span ratio and stirrup spacing,and improves with the increase of stirrup grade,stirrup diameter,section width,section height and concrete grade.
format Article
id doaj-art-ac8f830753fe4cfca993b876e52e1dd7
institution Kabale University
issn 1001-9235
language zho
publishDate 2021-01-01
publisher Editorial Office of Pearl River
record_format Article
series Renmin Zhujiang
spelling doaj-art-ac8f830753fe4cfca993b876e52e1dd72025-01-15T02:30:11ZzhoEditorial Office of Pearl RiverRenmin Zhujiang1001-92352021-01-014247649552Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength BarsTANG JiajunGUO CanPEI ChangchunWANG TanLI JiuyangThis paper analyzes the influence of seven factors,namely shear span ratio,stirrup grade,stirrup diameter,stirrup spacing,section width,section height and concrete grade,on the shear capacity of beams made of ultra high performance concrete with coarse aggregate (UHPC-CA) and reinforced by high strength bars by orthogonal test.The results show that:The influence of various factors on the shear capacity of UHPC-CA beams reinforced by high strength bars is in the order of concrete grade>section width>section height>shear span ratio>stirrup diameter>stirrup spacing>stirrup grade.The shear capacity of UHPC-CA beams reinforced by high strength bars decreases with the increase of shear span ratio and stirrup spacing,and improves with the increase of stirrup grade,stirrup diameter,section width,section height and concrete grade.http://www.renminzhujiang.cn/thesisDetails#10.3969/j.issn.1001-9235.2021.01.010ultra high performance concrete with coarse aggregate (UHPC-CA)high strength barsshear capacitystirrup
spellingShingle TANG Jiajun
GUO Can
PEI Changchun
WANG Tan
LI Jiuyang
Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength Bars
Renmin Zhujiang
ultra high performance concrete with coarse aggregate (UHPC-CA)
high strength bars
shear capacity
stirrup
title Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength Bars
title_full Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength Bars
title_fullStr Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength Bars
title_full_unstemmed Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength Bars
title_short Influence Factors of Shear Capacity of UHPC-CA Beams Reinforced by High Strength Bars
title_sort influence factors of shear capacity of uhpc ca beams reinforced by high strength bars
topic ultra high performance concrete with coarse aggregate (UHPC-CA)
high strength bars
shear capacity
stirrup
url http://www.renminzhujiang.cn/thesisDetails#10.3969/j.issn.1001-9235.2021.01.010
work_keys_str_mv AT tangjiajun influencefactorsofshearcapacityofuhpccabeamsreinforcedbyhighstrengthbars
AT guocan influencefactorsofshearcapacityofuhpccabeamsreinforcedbyhighstrengthbars
AT peichangchun influencefactorsofshearcapacityofuhpccabeamsreinforcedbyhighstrengthbars
AT wangtan influencefactorsofshearcapacityofuhpccabeamsreinforcedbyhighstrengthbars
AT lijiuyang influencefactorsofshearcapacityofuhpccabeamsreinforcedbyhighstrengthbars