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서명조,박순규 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.1(구조계)
Bond strength of fiber reinforced polymer(FRP) Rope was experimentally investigated in this study and compared to that of steel rebars. A total of 20 pullout specimens and 5 concrete beams with four type of FRP Ropes and two type of steel rebars, respectively, were tested. The key parameters are the diameter, outer surface of FRP Rope and concrete strength. Two nominal diameters of FRP Rope and steel rebars, namely, 10 and 16mm and one embedment length, 25cm were used. Results of the tests indicated that the applied tensile load approached the tensile strength of rebars and the FRP Ropes showed lower bond strength values compared to steel rebars. The bond strength was calculated according to the relevant ACI Code requirements for steel rebars in concrete.