Table 1.

Elastic and damage properties of UD CFRP composite lamina.

Elastic Properties				Damage Model Parameters
Sets	1/2Ref	Ref	3/2Ref			1/2Ref	Ref	3/2Ref
E11, GPa	52.75	105.5	158.25	Longitudinal tensile strength, MPa	XT	670	1340	2010
E22, GPa	3.6	7.2	10.8	Longitudinal compressive strength, MPa	XC	596	1192	1788
E33, GPa	3.6	7.2	10.8	Transverse tensile strength, MPa	YT	9.8	19.6	29.4
G12, GPa	1.7	3.4	5.1	Transverse compressive strength, MPa	YC	46.15	92.3	138.45
G13, GPa	1.7	3.4	5.1	Longitudinal shear strength, MPa	SL	25.5	51	76.5
G23, GPa	1.26	2.52	3.78	Transverse shear strength, MPa	ST	11.5	23	34.5
ν12	0.34	0.34	0.34	Longitudinal tensile fracture energy, N/mm	GXT	24.2	48.4	72.6
ν13	0.34	0.34	0.34	Longitudinal compressive fracture energy, N/mm	GXC	30.15	60.3	90.45
ν23	0.378	0.378	0.378	Transverse tensile fracture energy, N/mm	GYT	2.25	4.5	6.75
				Transverse compressive fracture energy, N/mm	GYC	4.25	8.5	12.75