An Experimental Investigation on Flexural Behavior of Reinforced Concrete Beams Strengthened by an Intelligent CFRP Plate with Built-In Optical Fiber Bragg Grating Sensors

Table 1

Mechanical properties for the CFRP plates.

Specimen	Thickness (mm)	Width (mm)	Failure load (kN)	Tensile strength (MPa)	Elongation (%)	Tensile modulus (GPa)
1	2.07	10.22	50.084	2461.99	1.66	142.5
2	2.08	10.37	56.527	2620.67	1.70	156.9
3	2.05	10.38	50.852	2389.79	1.66	148.9
4	2.08	10.19	55.645	2625.37	1.61	159.6
Average	2.07	10.29	53.694	2521.59	1.61	153.7