Beam Deflection and Stress Equations and Calculator for a Beam Supported One End, Cantilevered at Defined Location and Single Moment Applied at End

Beam Deflection and Stress Formula and Calculators

Area Moment of Inertia Equations & Calculators

Stress Equations and Calculator for a Beam Supported One End, Cantilevered at Defined Location and Single Moment Applied at End

Structural Beam Deflection, Shear and Stress Equations and calculator for a Beam supported One End Cantilevered with Reversed Tapered Load.

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Beam Reaction and Shear Equation

Reaction and Shear Equation


Beam Deflection and Stress Moments Equation

Bending Moments Equation


Beam Deflection and End Slope Equation

Deflection and End Slope Equation


Where:

E = Modulus of Elasticity psi

(N/mm2)

I = Moment of Inertia in4 (mm4)
W = Load, Total lbf (N)
w = Unit Load lbs/in (N/mm)
y = Beam Deflection inches (mm)
a, b, c, d, x, L = Some distance as indicated inches (mm)
n = Distance neutral axis inches (mm)
Vmax = Beam Shear Load lbf (N)
Mmax = Beam Moment lbs-in (N-mm)
θmax = Slope Angle degree (radian)
σmax = Beam Stress max. psi (N/mm2)
  • Deflections apply only to constant cross sections along entire length.

References:

  • Boeing Design Manual, Rev G. 1994 BDM

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