Buckling of Imperfect Thin Cylindrical Shell under Lateral Pressure

Table 1

Analytical values of pressure load.

𝐷	𝑡	Flugge theory (Pa)	Donnel theory (Pa)	Cheng Ho theory (Pa)
15	1.2	2.59E+7	3.15E+8	1.70E+7
16	1.2	2.764E+7	2.47E+8	1.545E+7
17	1.5	3.67E+7	4.03E+8	2.46E+7
19	1.2	3.28E+7	1.48E+8	1.19E+7
20	1.5	4.32E+7	2.23E+8	1.93E+7
20	2	5.76E+7	5.87E+8	1.05E+7
30	1.2	5.18E+7	3.76E+7	1.11E+7