Bond Behavior of Wet-Bonded Carbon Fiber-Reinforced Polymer-Concrete Interface Subjected to Moisture

Table 1

Material properties of CFRP coupon and epoxy resin.

Material	Young’s modulus; (GPa)	Ultimate strength; (MPa)	Shear strength; (MPa)	Failure strain; (%)
CFRP	245	3870	—	1.74
CFRP-A	266	3933	—	1.48
CFRP-B	268	3968	—	1.48
CFRP-C	292	4428	—	1.52
Epoxy A	2.4	33	21	1.40
Epoxy B	2.7	45	22	1.84
Epoxy C	4.5	48	26	1.65

Note. CFRP-A: CFRP coupon using epoxy resin A; CFRP-B: CFRP coupon using epoxy resin B; CFRP-C: CFRP coupon using epoxy resin C.