Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 Solution

STEP 0: Pre-Calculation Summary
Formula Used
Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4))
ζep_res = 𝞽nonlinear-(Tep*r)/(pi/2*(r2^4-r1^4))
This formula uses 1 Constants, 6 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Variables Used
Residual Shear Stress in Elasto Plastic Yielding - (Measured in Pascal) - Residual Shear Stress in Elasto Plastic Yielding can be defined as the algebraic sum of applied stress and recovery stress.
Yield Shear Stress(non-linear) - (Measured in Pascal) - Yield Shear Stress(non-linear) is the shear stress above the yield point.
Elasto Plastic Yielding Torque - (Measured in Newton Meter) - Elasto Plastic Yielding Torque is the torque required to initiate plastic deformation in a material, affecting its residual stresses and overall mechanical properties.
Radius Yielded - (Measured in Meter) - Radius Yielded is the remaining stress in a material after the original cause of the stress has been removed, affecting its structural integrity and durability.
Outer Radius of Shaft - (Measured in Meter) - Outer Radius of Shaft is the distance from the center of the shaft to its outer surface, affecting residual stresses in the material.
Inner Radius of Shaft - (Measured in Meter) - Inner Radius of Shaft is the internal radius of a shaft, which is a critical dimension in mechanical engineering, affecting stress concentrations and structural integrity.
STEP 1: Convert Input(s) to Base Unit
Yield Shear Stress(non-linear): 175 Megapascal --> 175000000 Pascal (Check conversion ​here)
Elasto Plastic Yielding Torque: 257000000 Newton Millimeter --> 257000 Newton Meter (Check conversion ​here)
Radius Yielded: 60 Millimeter --> 0.06 Meter (Check conversion ​here)
Outer Radius of Shaft: 100 Millimeter --> 0.1 Meter (Check conversion ​here)
Inner Radius of Shaft: 40 Millimeter --> 0.04 Meter (Check conversion ​here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ζep_res = 𝞽nonlinear-(Tep*r)/(pi/2*(r2^4-r1^4)) --> 175000000-(257000*0.06)/(pi/2*(0.1^4-0.04^4))
Evaluating ... ...
ζep_res = 74254137.0083323
STEP 3: Convert Result to Output's Unit
74254137.0083323 Pascal -->74.2541370083323 Megapascal (Check conversion ​here)
FINAL ANSWER
74.2541370083323 74.25414 Megapascal <-- Residual Shear Stress in Elasto Plastic Yielding
(Calculation completed in 00.020 seconds)

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Residual Stresses for Non Linear Stress Strain Law Calculators

Residual Stress in Fully Plastic Torsion
​ LaTeX ​ Go Residual Shear Stress in fully Plastic Yielding = Yield Shear Stress(non-linear)-(2*pi*Yield Shear Stress(non-linear)*Outer Radius of Shaft^3*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^3)*Radius Yielded)/(3*pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4))
Residual Stress in Elasto Plastic Torsion when r Lies between r1 and Constant
​ LaTeX ​ Go Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)*(Radius Yielded/Radius of Plastic Front)^Material Constant-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4))
Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2
​ LaTeX ​ Go Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4))

Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 Formula

​LaTeX ​Go
Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4))
ζep_res = 𝞽nonlinear-(Tep*r)/(pi/2*(r2^4-r1^4))

How Residual Stresses are Generated in Shafts?

When a shaft is twisted, it starts yielding once the shear stress crosses its yield limit. Torque applied may be elasto-plastic or fully plastic. This process is called LOADING. When the shaft so twisted is applied with a torque of same magnitude in the opposite direction, then the recovery of stress takes place. This process is called UNLOADING. The process of UNLOADING is always assumed to be elastic following a linear stress-strain relation. But for a plastically twisted shaft, the recovery doesn’t take place fully. Therefore some amount of stresses are left over or locked. Such stresses are called the residual stresses.

How to Calculate Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2?

Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 calculator uses Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4)) to calculate the Residual Shear Stress in Elasto Plastic Yielding, Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 formula is defined as a measure of the remaining stress in a material after it has been subjected to plastic deformation, providing valuable insights into the material's behavior under torsional loading conditions. Residual Shear Stress in Elasto Plastic Yielding is denoted by ζep_res symbol.

How to calculate Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 using this online calculator? To use this online calculator for Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2, enter Yield Shear Stress(non-linear) (𝞽nonlinear), Elasto Plastic Yielding Torque (Tep), Radius Yielded (r), Outer Radius of Shaft (r2) & Inner Radius of Shaft (r1) and hit the calculate button. Here is how the Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 calculation can be explained with given input values -> 7.4E-5 = 175000000-(257000*0.06)/(pi/2*(0.1^4-0.04^4)).

FAQ

What is Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2?
Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 formula is defined as a measure of the remaining stress in a material after it has been subjected to plastic deformation, providing valuable insights into the material's behavior under torsional loading conditions and is represented as ζep_res = 𝞽nonlinear-(Tep*r)/(pi/2*(r2^4-r1^4)) or Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4)). Yield Shear Stress(non-linear) is the shear stress above the yield point, Elasto Plastic Yielding Torque is the torque required to initiate plastic deformation in a material, affecting its residual stresses and overall mechanical properties, Radius Yielded is the remaining stress in a material after the original cause of the stress has been removed, affecting its structural integrity and durability, Outer Radius of Shaft is the distance from the center of the shaft to its outer surface, affecting residual stresses in the material & Inner Radius of Shaft is the internal radius of a shaft, which is a critical dimension in mechanical engineering, affecting stress concentrations and structural integrity.
How to calculate Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2?
Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2 formula is defined as a measure of the remaining stress in a material after it has been subjected to plastic deformation, providing valuable insights into the material's behavior under torsional loading conditions is calculated using Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4)). To calculate Residual Stress in Elasto Plastic Torsion when r lies between Constant and r2, you need Yield Shear Stress(non-linear) (𝞽nonlinear), Elasto Plastic Yielding Torque (Tep), Radius Yielded (r), Outer Radius of Shaft (r2) & Inner Radius of Shaft (r1). With our tool, you need to enter the respective value for Yield Shear Stress(non-linear), Elasto Plastic Yielding Torque, Radius Yielded, Outer Radius of Shaft & Inner Radius of Shaft and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Residual Shear Stress in Elasto Plastic Yielding?
In this formula, Residual Shear Stress in Elasto Plastic Yielding uses Yield Shear Stress(non-linear), Elasto Plastic Yielding Torque, Radius Yielded, Outer Radius of Shaft & Inner Radius of Shaft. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Residual Shear Stress in Elasto Plastic Yielding = Yield Shear Stress(non-linear)*(Radius Yielded/Radius of Plastic Front)^Material Constant-(Elasto Plastic Yielding Torque*Radius Yielded)/(pi/2*(Outer Radius of Shaft^4-Inner Radius of Shaft^4))
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