In this article, the bond strength between GFRP rebar and concrete is investigated, and the differences compared to the bond between steel rebar and concrete are analyzed.

Concrete, FRP bar, steel bar

Baena M., Torres L., Turon A., Barris C. Experimental study of bond behaviour between concrete and FRP bars using a pull-out test // Composites: Part B 40 (2009) 784–797. http://doi:10.1016/j.compositesb.2009.07.003

Bazli M., Ashrafi H., Oskouei A.V. Experiments and probabilistic models of bond strength between GFRP bar and different types of concrete under aggressive environments // Construction and Building Materials 148 (2017) 429–443. http://dx.doi.org/10.1016/j.conbuildmat.2017.05.046

Devaraj R., Olofinjana A., Gerber, C. On the Factors That Determine the Bond Behaviour of GFRP Bars to Concrete: An Experimental Investigation // Buildings 2023, 13, 2896. https://doi.org/10.3390/buildings13112896

Hosseini S.A., Bagheri M. The Effect of Fly Ash on the Bond Strength of Steel Reinforcement and Concrete // Iranian Journal of Science and Technology, Transactions of Civil Engineering (2022) 46:285–292. https://doi.org/10.1007/s40996-021-00617-8

Lee J.-Y., Kim T.-Y., Kim T.-J., Yi C.-K., Park J.-S., You Y.-C., Park Y.-H. Interfacial bond strength of glass fiber reinforced polymer bars in high-strength concrete // Composites: Part B 39 (2008) 258–270. https://doi:10.1016/j.compositesb.2007.03.008

Rolland A., Quiertant M., Khadour A., Chataigner S., Benzarti K., Argoul P. Experimental investigations on the bond behavior between concrete and FRP reinforcing bars // Construction and Building Materials 173 (2018) 136–148. https://doi.org/10.1016/j.conbuildmat.2018.03.169

Wenchao L., Min Zh., Fusheng L., Yuzhao J., and Qingfeng W. Experimental Study on the Bond Performance between Fiber-Reinforced Polymer Bar and Unsaturated Polyester Resin Concrete // Advances in Civil Engineering Volume 2021. https://doi.org/10.1155/2021/6676494

GOST 31938-2012. Armatura kompozitsionnaya polimernaya dlya armirovaniya zhelezobetonnykh konstruktsiy. Obshchiye tekhnicheskiye usloviya. NIIZHB im. A. A. Gvozdeva. – Moskva, 2013. – 42 s. (in Russian)

GOST R 57357-2016/YEN 10080:2005. Stal' dlya armirovaniya zhelezobetonnykh konstruktsiy. Tekhnicheskiye usloviya. – Moskva: Standartinform, 2017. – 53 s. (in Russian)