Skip to main content

Table 7 Summary of test results and failure modes of each specimen.

From: Experimental Investigation on Flexural Capacity of Reinforced Concrete Beams Strengthened with 3D-Fiberglass, CFRP and GFRP

Specimens name Load (kN) Displacement at (mm) Capacity increase (%) Failure mode
Cracking
Pcr
Yielding
Py
Ultimate
Pu
Cracking load
Δcr
Yielding load
Δy
Ultimate load
Δu
REF 36.61 134.17 162.5 0.84 8.19 35.73 Concrete crushing
RCFRP 50 157.8 179.833 1.32 8.09 16.42 9.6 Fiber rupture
RGFRP 46 150 176.167 0.92 8.43 20.86 8.4 Fiber rupture
R3DTR 50 144.6 194.833 1.46 7.88 30.83 19.8 Fiber rupture and concrete crushing