Shaft with Four Keyways Torque Applied Deformation and Stress Equations and Calculator

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Torque Applied Deformation and Stress of a Shaft with Four Keyway Section Calculator

K = 2Cr⁴

Varies with b / r as follows

For:

0 ≤ b / r ≤ 0.4

Shaft with four Keyways Section Calculator

Where 0.3 ≤ a / b ≤ 1.2

Torque Applied Deformation and Stress of a Shaft with four Keyways Section Calculator

Angle of Twist under applied Torque Moment

θ = ( T L ) / ( K G )

Shear Stress Maximum

At M:

Where B varies with b / r as follows:

for 0.2≤ b / r ≤ 0.4

Shaft with four Keyways Section Calculator

for 0.5 ≤ a / b ≤ 1.2

Torque Applied Deformation and Stress of a Shaft with four Keyways Section Calculator

Where:

θ = angle of twist (radians),
T = Twisting or torque moment force-length, (in-lbs, N-mm),
L = Length of Section (in, mm),
h = Length as Indicated (in, mm),
r = radius (in, mm),
a,b = Distance as shown (in, mm),
τ = Unit shear stress force / area (lbs/in², N/mm²),
G = Modulus of rigidity force / area (lbs/in², N/mm²),
K = Polar Moment of Inertia (in⁴, mm⁴) for section

References:

Roark's Formulas for Stress and Strain

Date/Time:

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