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Table 5 Buckling under combined loading: experimental buckling loads for VM22 ASTER shells

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

Specimen h (μm) E (GPa) \(P_{exp}\) (MPa) \(F_{exp}\) (N) \(P_E\) (MPa) \(F_E\) (N) Load ratio \(\frac{F}{F_{E}}\frac{P_{E}}{P}\)
B2 150 161 0.0920 0 0.023 14,004 0
B7 142 160 0.0543 2500 0.0184 12,314 0.7
B8 140 148 0.0380 4500 0.0164 11,053 1.4
B9 140 160 0.0326 7900 0.0177 11,951 1.8
B10 152 163 0.0205 14,840 0.0221 14,337 3.5
B5 153 162 0.000 14,200 0.0224 14,200 \(\infty\)