Cross section size
Square flat plate supported at all four edges and a load distributed uniformly over the surface of the plate.
Max. stress
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Deflection
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Square flat plate with all edges firmly fixed and a load distributed uniformly over the surface of the plate.
Max. stress
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Deflection
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Square flat plate with all edges firmly fixed and a uniform load over small circular area at the center.
Max. stress

where:
r0 = radius of area to which load is applied. If r0 < 1.7t, use rs where rs = Ö(1.6r02 + t2) - 0.675t.
Deflection
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Square flat plate with all edges supported above and below, or below only, and a concentrated load at the center.
Max. stress

Deflection
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Strength check