Related Resources: calculators

Flat Rectangular Plate Circular Force Applied Equations and Calculator

Flat Rectangular Plate Uniform Loading over Small Concentric Circle Area Stress Equation and Calculator.

Preview: Flat Rectangular Plate Stress and Deflection Load Applied at Center Calculator

Flat Rectangular Plate with All Edges Simply Supported

Stress at Center
Stress at Center

If ro < 0.5t

If ro < 0.5t

if ro ≥ 0.5t then r'o = ro

Deflection:
Deflection

Symbols used:
W = Total applied load or force (N, lbs)
v = Poisson’s ratio (assumed to be 0.3)
t = plate thickness, (m, in)
a = plate length, (m, in)
b = plate width, (m, in)
ro = Radius, (m, in)
σ max = maximum stress, (N/m2, lbs/in2)

Table for β

a/b
1.0
1.2
1.4
1.6
1.8
2.0
β
0.435
0.650
0.789
0.875
0.927
0.958
1.000
α
0.1267
0.1478
0.1621
0.1715
0.1770
0.1805
0.1851

Reference:

Roarks Formulas for Stress and Strain, 7th Edition