Relationships between Imperfections and Shear Buckling Resistance in Web Plate with Sectional Damage Caused by Corrosion

Table 5

Shear buckling resistance of a web plate with imperfection depending on aspect ratio (kN).

⁢Web damaged condition				⁢Imperfection (initial eccentric ⁢deformation)
Aspect ratio	Height (mm)	Corroded thickness (mm)	Corroded volume (%)	0	/100
1.0	100	0	0	1320.1	1299.9
		1	2.08	1320.1	1299.9
		2	4.17	1299.9	1299.9
		3	6.25	1299.9	1281.0
		4	8.33	1280.0	1260.0
		5	10.42	1280.0	1240.1
		6	12.50	1220.1	1180.0
1.0	200	0	0	1320.1	1299.9
		1	2.08	1320.1	1299.9
		2	4.17	1281.0	1281.0
		3	6.25	1260.0	1220.1
		4	8.33	1240.1	1199.9
		5	10.42	1180.0	1150.0
		6	12.50	1100.0	1039.9
1.25	100	0	0	1260.0	1220.1
		1	2.08	1240.1	1220.1
		2	4.17	1220.1	1220.1
		3	6.25	1199.9	1199.9
		4	8.33	1180.0	1160.0
		5	10.42	1140.1	1119.9
		6	12.50	1080.0	1060.1
1.25	200	0	0	1260.0	1220.1
		1	2.08	1240.1	1220.1
		2	4.17	1199.9	1180.0
		3	6.25	1140.1	1140.1
		4	8.33	1100.0	1080.0
		5	10.42	1060.1	1020.0
		6	12.50	920.0	920.0
1.50	100	0	0	1160.0	1140.0
		1	2.08	1140.0	1120.0
		2	4.17	1120.0	1100.0
		3	6.25	1080.0	1060.1
		4	8.33	1039.9	1020.0
		5	10.42	1020.0	1000.0
		6	12.50	940.0	920.0
1.50	200	0	0	1160.0	1140.0
		1	2.08	1140.0	1120.0
		2	4.17	1080.0	1060.1
		3	6.25	1020.0	1000.0
		4	8.33	959.9	940.0
		5	10.42	920.0	900.1
		6	12.50	779.9	779.9