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Table 5 The elastic buckling loads for E core  = 20 MPa

From: Modeling elastic-plastic buckling of sandwich axisymmetric shells: on the limits of "shell" models and analytical solutions

Overall thickness P lin buck (skin) COQMULT QUA8
mm (MPa) (MPa) (MPa)
3 0.242 1.74 0.55
11 0.242 8.34 0.65
51 0.242 39.7 0.9