Numerical Analysis of Hybrid Steel Beams with Trapezoidal Corrugated Web Nonwelded Inclined Folds

Table 3

Comparisons of the experimental and numerical results.

Specimen ID	Experimental results			Numerical results			Comparisons
	Py,Exp. (kN)	Pu,Exp. (kN)	Failure mode	Py,Num. (kN)	Pu,Num. (kN)	Failure mode	Error in Py (%)	Error in Pu (%)
CW20IFNW	141	197	WB + FB	151	208	WB + FB	7.1	5.6
CW20IFNFS	162	225	WB + FB	170	228	WB + FB	4.9	1.3
CW35IFNW	145	217	WB + FB	162	225	WB + FB	11.7	3.7
CW35IFW	178	245	FB	185	248	FB	3.9	1.2
FW35 WL	125	178	WB	141	185	WB	12.8	3.9
Average	—	—	—	—	—	—	μ = 8.1	μ = 3.2
Standard deviation	—	—	—	—	—	—	σ = 3.6	σ = 1.7

and . WB = web buckling; FB = flange buckling.