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contributor authorShiyi Zhang
contributor authorYingfang Fan
contributor authorZhirong Jia
contributor authorJiaolong Ren
date accessioned2022-01-30T22:41:54Z
date available2022-01-30T22:41:54Z
date issued1/1/2021
identifier other(ASCE)MT.1943-5533.0003529.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4269432
description abstractThe effect of nano-kaolinite clay (NKC) on the bond behavior between rebar and concrete was studied in a series of experiments. An electrical corrosion method was used to corrode the rebar embedded in concrete specimens. Chloride diffusion and chloride content tests were performed to evaluate the effect of nanoclay on the chloride diffusion depth and chloride ion content in concrete. Pullout tests were performed to assess the bond properties, including the bond-slip curve and ultimate bond strength, between concrete and rebar before and after corrosion. The results revealed that NKC improved the chloride resistivity and bonding in the concrete specimens. The specimens with a 5% nanoclay addition showed the lowest percentage of the rebar corrosion level and bond strength degradation due to corrosion. After 48 h of corrosion, the rebar corrosion ratio decreased by 52%, and the ultimate bond strength increased by 35% compared to the control specimen.
publisherASCE
titleEffect of Nano-Kaolinite Clay on Rebar Corrosion and Bond Behavior Between Rebar and Concrete
typeJournal Paper
journal volume33
journal issue1
journal titleJournal of Materials in Civil Engineering
identifier doi10.1061/(ASCE)MT.1943-5533.0003529
journal fristpage04020416
journal lastpage04020416-12
page12
treeJournal of Materials in Civil Engineering:;2021:;Volume ( 033 ):;issue: 001
contenttypeFulltext


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