Impact Damage Analysis of Fiber Reinforced Plastic Structure with Rib

Table 4

Test results III.

Angle	Velocity (km/h)	Mass (g)	Radius (mm)	Interval size between two ribs (mm)	Cracked after 10 times test
90°	120	44.1	15.0	19	3/10
		47.1	15.5		3/10
		50.2	16.0		7/10
		53.3	16.5		8/10
		56.6	17.0		9/10
		60.0	17.5		8/10
		63.5	18.0		8/10
		67.1	18.5		9/10
		70.7	19.0		7/10
		74.5	19.5		3/10
		78.4	20.0		2/10
		82.4	20.5		2/10