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Table 2 ASTER VM22 shells: characteristics and experimental buckling loads

From: ASTER Shell: a simple concept to significantly increase the plastic buckling strength of short cylinders subjected to combined external pressure and axial compression

External pressure B1 B2 B3* B4*
h (\(\mu m\)) 152 155 150 150
R/h 493 484 500 500
E (GPa) 147 161 164 167.5
\(P_{exp}\) Buckling pressure (MPa) 0.091 0.092 0.070 0.072
\(P_{E}\) (MPa) 0.0190 0.0230 0.0216 0.0220
\(\frac{P_{exp}}{P_{E}}\) 4.57 4.00 3.24 3.27
Axial compression B5 B6
h (\(\upmu \text{m}\)) 153 150
R/h 490 500
E (GPa) 162 163
\(F_{exp}\) Buckling Load (N) 14,400 13,200
\(F_{E}\) (N) 14,200 14,067
\(\frac{F_{exp}}{F_{E}}\) 1.01 0.94