Flexural Properties of Steel-Bamboo Composite Slabs in Different Connection Methods

Table 3

Test results of large-scale specimens.

Specimens	Screws spacing (mm)	(kN)	(mm)	(kN/mm)
PBS-5	—	4.74	10.65	0.44
PBS-6	—	6.55	13.83	0.47
PBS-7	—	7.16	14.12	0.51
CBS-5	200, 200	12.21	17.48	0.70
CBS-6	200, 200	14.76	19.54	0.76
CBS-7	200, 200	14.86	18.86	0.79
RCBS-7-1	200, 400	23.81	36.41	0.65
RCBS-7-2	200, 200	29.82	58.74	0.51
RCBS-7-3	200/100, 200	28.35	56.65	0.50

Note.is the ultimate load on bamboo-steel composite slab; is the maximum midspan deflection of bamboo-steel composite slab; is stiffness per unit.