Residual Shear Stress in Shaft for Fully Plastic Case Solution

STEP 0: Pre-Calculation Summary
Formula Used
Residual Shear Stress in fully Plastic Yielding = Yield Stress in Shear*(1-(4*Radius Yielded*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^3))/(3*Outer Radius of Shaft*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^4)))
ζf_res = 𝝉0*(1-(4*r*(1-(r1/r2)^3))/(3*r2*(1-(r1/r2)^4)))
This formula uses 5 Variables
Variables Used
Residual Shear Stress in fully Plastic Yielding - (Measured in Pascal) - Residual Shear Stress in fully Plastic Yielding can be defined as the algebraic sum of applied stress and recovery stress.
Yield Stress in Shear - (Measured in Pascal) - Yield Stress in Shear is the yield stress of the shaft in shear conditions.
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.
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.
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.
STEP 1: Convert Input(s) to Base Unit
Yield Stress in Shear: 145 Megapascal --> 145000000 Pascal (Check conversion ​here)
Radius Yielded: 60 Millimeter --> 0.06 Meter (Check conversion ​here)
Inner Radius of Shaft: 40 Millimeter --> 0.04 Meter (Check conversion ​here)
Outer Radius of Shaft: 100 Millimeter --> 0.1 Meter (Check conversion ​here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ζf_res = 𝝉0*(1-(4*r*(1-(r1/r2)^3))/(3*r2*(1-(r1/r2)^4))) --> 145000000*(1-(4*0.06*(1-(0.04/0.1)^3))/(3*0.1*(1-(0.04/0.1)^4)))
Evaluating ... ...
ζf_res = 33571428.5714286
STEP 3: Convert Result to Output's Unit
33571428.5714286 Pascal -->33.5714285714286 Megapascal (Check conversion ​here)
FINAL ANSWER
33.5714285714286 33.57143 Megapascal <-- Residual Shear Stress in fully Plastic Yielding
(Calculation completed in 00.020 seconds)

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Residual Stresses For Idealized Stress Strain Law Calculators

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

Residual Shear Stress in Shaft for Fully Plastic Case Formula

​LaTeX ​Go
Residual Shear Stress in fully Plastic Yielding = Yield Stress in Shear*(1-(4*Radius Yielded*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^3))/(3*Outer Radius of Shaft*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^4)))
ζf_res = 𝝉0*(1-(4*r*(1-(r1/r2)^3))/(3*r2*(1-(r1/r2)^4)))

How Residual Stresses are Generated?

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 Shear Stress in Shaft for Fully Plastic Case?

Residual Shear Stress in Shaft for Fully Plastic Case calculator uses Residual Shear Stress in fully Plastic Yielding = Yield Stress in Shear*(1-(4*Radius Yielded*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^3))/(3*Outer Radius of Shaft*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^4))) to calculate the Residual Shear Stress in fully Plastic Yielding, Residual Shear Stress in Shaft for Fully Plastic Case formula is defined as a measure of the remaining shear stress in a shaft after it has undergone plastic deformation, providing a critical value for shaft design and material selection in mechanical engineering applications. Residual Shear Stress in fully Plastic Yielding is denoted by ζf_res symbol.

How to calculate Residual Shear Stress in Shaft for Fully Plastic Case using this online calculator? To use this online calculator for Residual Shear Stress in Shaft for Fully Plastic Case, enter Yield Stress in Shear (𝝉0), Radius Yielded (r), Inner Radius of Shaft (r1) & Outer Radius of Shaft (r2) and hit the calculate button. Here is how the Residual Shear Stress in Shaft for Fully Plastic Case calculation can be explained with given input values -> 3.4E-5 = 145000000*(1-(4*0.06*(1-(0.04/0.1)^3))/(3*0.1*(1-(0.04/0.1)^4))).

FAQ

What is Residual Shear Stress in Shaft for Fully Plastic Case?
Residual Shear Stress in Shaft for Fully Plastic Case formula is defined as a measure of the remaining shear stress in a shaft after it has undergone plastic deformation, providing a critical value for shaft design and material selection in mechanical engineering applications and is represented as ζf_res = 𝝉0*(1-(4*r*(1-(r1/r2)^3))/(3*r2*(1-(r1/r2)^4))) or Residual Shear Stress in fully Plastic Yielding = Yield Stress in Shear*(1-(4*Radius Yielded*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^3))/(3*Outer Radius of Shaft*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^4))). Yield Stress in Shear is the yield stress of the shaft in shear conditions, 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, 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 & Outer Radius of Shaft is the distance from the center of the shaft to its outer surface, affecting residual stresses in the material.
How to calculate Residual Shear Stress in Shaft for Fully Plastic Case?
Residual Shear Stress in Shaft for Fully Plastic Case formula is defined as a measure of the remaining shear stress in a shaft after it has undergone plastic deformation, providing a critical value for shaft design and material selection in mechanical engineering applications is calculated using Residual Shear Stress in fully Plastic Yielding = Yield Stress in Shear*(1-(4*Radius Yielded*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^3))/(3*Outer Radius of Shaft*(1-(Inner Radius of Shaft/Outer Radius of Shaft)^4))). To calculate Residual Shear Stress in Shaft for Fully Plastic Case, you need Yield Stress in Shear (𝝉0), Radius Yielded (r), Inner Radius of Shaft (r1) & Outer Radius of Shaft (r2). With our tool, you need to enter the respective value for Yield Stress in Shear, Radius Yielded, Inner Radius of Shaft & Outer Radius of Shaft and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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