Roark's Elastic Stability Calculator

Table 15.2 — Elastic Stability of Plates and Shells

What type of structure?

σ

Flat Plate

Rectangular, circular, rhombic, polygon, and elliptic plates under compression, shear, bending

Cases 1–12 · 27 sub-cases
σ, τ, q

Curved Panel

Cylindrical panels under axial compression, shear, or radial pressure

Cases 13–14, 21 · 5 sub-cases

Cylindrical Shell

Thin-walled tubes under compression, bending, torsion, external pressure

Cases 15–20 · 8 sub-cases

Sphere & Cone

Spherical shells, truncated cones under pressure, axial load, torsion

Cases 22–27 · 9 sub-cases

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