A Research on Modification Method for NSM FRP-Concrete Bonded Joints Strength Models

Table 6

Database under the concrete surface failure mode.

Reference	Number of tests	FRP material	fc (MPa)	Ef (GPa)	tp (mm)	tf (mm)	(mm)
[16]	12	CFRP	38.8	140–170	10	3.6–6	20
[19]	9	GFRP	30–64.8	144.6–162.3	9.95–20.23	1.2–2.97	3.26–3.27
Total	33	CFRP/GFRP	30–64.8	140–170	9.95–20.23	1.2–6	3.26–20