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심종성(Sim Jongsung),문도영(Moon Doyoung),오홍섭(Oh Hongseob),하우진(Ha Woojin) 한국구조물진단유지관리학회 2004 한국구조물진단학회 학술발표회논문집 Vol.- No.-
In this study, pull-out test of GFRP reinforcing bars with deformed type rib, which is contained with milled fiber were performed. Deformed type rib is attached to surface of FRP fe-bar for Improving bond performance to concrete and formability of surface. The maximum average bond strength, stiffness and failure mode of pull-out test specimens reinforced with GFRP fe-bar were evaluated As a results of test, It is confirmed that short fiber in rib increased maximum bond strength Also, basic development length of GFRP re-bar in accordance With ACI 440 lR-26 18 calculated and compared with experimental results.
심종성 ( Sim Jongsung ),문도영 ( Moon Doyoung ),오홍섭 ( Oh Hongseob ),하우진 ( Ha Woojin ) 한국구조물진단유지관리공학회 2004 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.8 No.2
In this study, pull-out test of GFRP reinforcing bars with deformed type rib, which is contained with milled fiber were performed. Deformed type rib is attached to surface of FRP re-bar for improving bond performance to concrete and formability of surface. The maximum average bond strength, stiffness and failure mode of pull-out test specimens reinforced with GFRP re-bar were evaluated. As a results of test, it is confirmed that short fiber in rib increased maximum bond strength. Also, basic development length of GFRP re-bar in accordance with ACI 440. 1R-26 is calculated and compared with experimental results.