Flexural Capacity of Steel-Concrete Composite Beams under Hogging Moment

Table 3

Comparison among the three standards and simulated and test results.

No.	Source of the specimens	Total number of specimens	Characteristic value	Spring element	Beam element	GB 50017	BS 5950	Eurocode 4
				M/M11	M/M12	M/M2	M/M3	M/M4
1	This paper	24	Average	1.037	0.981	1.031	1.161	1.049
			Coefficient of variation	0.063	0.093	0.058	0.151	0.065
2	Nie [21]	4	Average	0.993	0.932	1.098	1.195	1.060
			Coefficient of variation	0.091	0.034	0.061	0.067	0.064
3	Lin et al. [9]	3	Average	1.000	0.962	1.169	1.306	1.073
			Coefficient of variation	0.104	0.088	0.031	0.032	0.033
4	Vasdravellis et al. [11]	1	Average	1.099	0.863	1.208	1.348	1.083
			Coefficient of variation	—	—	—	—	—
5	All above	32	Average	1.026	0.963	1.058	1.185	1.036
			Coefficient of variation	0.073	0.085	0.073	0.140	0.088