Effect of different parameters on lateral-torsional buckling behavior of I-girders with circular corrugated webs

Journal of Engineering and Applied Science

Table 7 The moment capacity using various web thicknesses for different lengths

t _w,_cw mm	H/t _w				L mm	M _ul KN.m		M _ul KN.m		M _ul KN.m
t _w,_cw mm	CW	FW-180	FW-150	FW-100		CW-180	FW-180	CW-150	FW-150	CW-100	FW-100
3.75	80	68.18	63	75	2500	130.94	119.16	131.30	121.87	120.92	111.92
					3500	119.51	106.77	120.40	106.62	107.57	103.44
					4500	103.20	91.05	104.14	89.29	91.65	85.14
3.5	85.72	73.17	67.5	78.42	2500	130.35	111.23	131.47	118.97	119.03	104.91
					3500	117.51	105.36	118.94	105.30	107.07	101.96
					4500	102.90	89.92	103.74	89.13	91.36	85.47
3.25	92.3	78.67	72.6	84.5	2500	130.28	105.16	130.83	113.30	117.73	97.35
					3500	115.68	103.71	117.02	103.84	106.48	100.21
					4500	102.57	88.59	103.32	87.09	91.06	83.47
3	100	85.22	78.7	91.49	2500	127.90	95.68	127.77	100.38	116.59	92.43
					3500	113.46	101.72	115.43	102.14	105.78	98.01
					4500	102.22	86.96	102.87	85.93	90.75	82.70
2.75	109	92.98	85.95	100	2500	Local buckling of upper flange
					3500	111.01	99.09	113.38	100.05	103.15	93.36
					4500	101.83	84.74	102.37	84.44	90.41	81.26
2.5	120	102.28	94.44	109.8	2500	Local buckling of upper flange
					3500	107.78	94.49	111.00	97.25	102.13	88.70
					4500	101.38	82.60	101.81	82.59	90.83	77.68