Circumferential Expansion Property of Composite Wrapping System for Main Cable Protection of Suspension Bridge

Table 4

Results of circumferential expansion test of rubber belt test group.

Group	Specimen	Circumferential bearing capacity (kN)	Average (kN)	Radial displacement (mm)	Average (mm)
G-1-R-X	G-1-R-1	100.51	77.66	4.67	3.47
	G-1-R-2	75.14		3.22
	G-1-R-3	57.34		2.53
G-1-2R-1	G-1-2R-1	—	85.57	—	3.82
G-2-R-X	G-2-R-1	138.82	152.78	3.44	3.73
	G-2-R-2	140.94		3.43
	G-2-R-3	178.59		4.33
G-2-2R-1	G-2-2R-1	—	178.85	—	4.15
G-3-R-X	G-3-R-1	298.94	283.43	4.60	4.39
	G-3-R-2	278.76		4.35
	G-3-R-3	272.59		4.22
G-3-2R-1	G-3-2R-1	—	304.76	—	4.70