Thickness of Cotter Joint given Bending Stress in Cotter Solution

STEP 0: Pre-Calculation Summary
Formula Used
Thickness of Cotter = (2*Diameter of Socket Collar+Diameter of Spigot)*((Load on Cotter Joint)/(4*Mean Width of Cotter^2*Bending Stress in Cotter))
tc = (2*d4+d2)*((L)/(4*b^2*σb))
This formula uses 6 Variables
Variables Used
Thickness of Cotter - (Measured in Meter) - Thickness of Cotter is the measure of how much broad is the cotter in direction perpendicular to axial force.
Diameter of Socket Collar - (Measured in Meter) - Diameter of socket collar is the external diameter of collar of the socket of a cotter joint.
Diameter of Spigot - (Measured in Meter) - The diameter of Spigot is defined as the diameter of the external surface of the spigot or the inner diameter of the socket.
Load on Cotter Joint - (Measured in Newton) - Load on cotter joint is basically the amount of load/force any part or joint, can bear or is acted upon or exerts.
Mean Width of Cotter - (Measured in Meter) - The mean Width of Cotter is defined as the average width of the cotter of a cotter joint.
Bending Stress in Cotter - (Measured in Pascal) - Bending Stress in Cotter is defined as the stress that is induced in the cotter subjected to loads that cause it to bend.
STEP 1: Convert Input(s) to Base Unit
Diameter of Socket Collar: 80 Millimeter --> 0.08 Meter (Check conversion ​here)
Diameter of Spigot: 40 Millimeter --> 0.04 Meter (Check conversion ​here)
Load on Cotter Joint: 50000 Newton --> 50000 Newton No Conversion Required
Mean Width of Cotter: 48.5 Millimeter --> 0.0485 Meter (Check conversion ​here)
Bending Stress in Cotter: 98 Newton per Square Millimeter --> 98000000 Pascal (Check conversion ​here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
tc = (2*d4+d2)*((L)/(4*b^2*σb)) --> (2*0.08+0.04)*((50000)/(4*0.0485^2*98000000))
Evaluating ... ...
tc = 0.0108450224600415
STEP 3: Convert Result to Output's Unit
0.0108450224600415 Meter -->10.8450224600415 Millimeter (Check conversion ​here)
FINAL ANSWER
10.8450224600415 10.84502 Millimeter <-- Thickness of Cotter
(Calculation completed in 00.008 seconds)

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Joint Geometry and Dimensions Calculators

Diameter of Spigot of Cotter Joint given Compressive Stress
​ LaTeX ​ Go Diameter of Spigot = Diameter of Socket Collar-(Load on Cotter Joint)/(Thickness of Cotter*Compressive Stress in Spigot)
Diameter of Spigot of Cotter Joint given Shear Stress in Spigot
​ LaTeX ​ Go Diameter of Spigot = (Load on Cotter Joint)/(2*Gap between End of Slot to End of Spigot*Shear Stress in Spigot)
Minimum Diameter of Spigot in Cotter Joint Subjected to Crushing Stress
​ LaTeX ​ Go Diameter of Spigot = Load on Cotter Joint/(Crushing Stress induced in Cotter*Thickness of Cotter)
Diameter of Spigot Collar given Rod Diameter
​ LaTeX ​ Go Diameter of Spigot Collar = 1.5*Diameter of Rod of Cotter Joint

Thickness of Cotter Joint given Bending Stress in Cotter Formula

​LaTeX ​Go
Thickness of Cotter = (2*Diameter of Socket Collar+Diameter of Spigot)*((Load on Cotter Joint)/(4*Mean Width of Cotter^2*Bending Stress in Cotter))
tc = (2*d4+d2)*((L)/(4*b^2*σb))

Socket and Spigot Cotter Joint

A cotter joint knows as a socket and spigot joint, is a method of temporarily joining two coaxial rods, one end of the rod provided with a socket type and the other end of the other rod inserted into the socket. The end of the rod goes into a socket also called a spigot.
A rectangular hole is built into the socket and spigot. A cotter is tightly operating through a hole to make a temporary connection between the two rods. The load is usually acting axially, but it changes its direction. And so, the cotter joint should design to carry both tensile and compressive loads. Compressive load taking by the caller on the spigot.

How to Calculate Thickness of Cotter Joint given Bending Stress in Cotter?

Thickness of Cotter Joint given Bending Stress in Cotter calculator uses Thickness of Cotter = (2*Diameter of Socket Collar+Diameter of Spigot)*((Load on Cotter Joint)/(4*Mean Width of Cotter^2*Bending Stress in Cotter)) to calculate the Thickness of Cotter, Thickness of cotter joint given bending stress in cotter is the required thickness of the cotter of a cotter joint when a bending moment acts onto the cotter. Thickness of Cotter is denoted by tc symbol.

How to calculate Thickness of Cotter Joint given Bending Stress in Cotter using this online calculator? To use this online calculator for Thickness of Cotter Joint given Bending Stress in Cotter, enter Diameter of Socket Collar (d4), Diameter of Spigot (d2), Load on Cotter Joint (L), Mean Width of Cotter (b) & Bending Stress in Cotter b) and hit the calculate button. Here is how the Thickness of Cotter Joint given Bending Stress in Cotter calculation can be explained with given input values -> 10845.02 = (2*0.08+0.04)*((50000)/(4*0.0485^2*98000000)).

FAQ

What is Thickness of Cotter Joint given Bending Stress in Cotter?
Thickness of cotter joint given bending stress in cotter is the required thickness of the cotter of a cotter joint when a bending moment acts onto the cotter and is represented as tc = (2*d4+d2)*((L)/(4*b^2*σb)) or Thickness of Cotter = (2*Diameter of Socket Collar+Diameter of Spigot)*((Load on Cotter Joint)/(4*Mean Width of Cotter^2*Bending Stress in Cotter)). Diameter of socket collar is the external diameter of collar of the socket of a cotter joint, The diameter of Spigot is defined as the diameter of the external surface of the spigot or the inner diameter of the socket, Load on cotter joint is basically the amount of load/force any part or joint, can bear or is acted upon or exerts, The mean Width of Cotter is defined as the average width of the cotter of a cotter joint & Bending Stress in Cotter is defined as the stress that is induced in the cotter subjected to loads that cause it to bend.
How to calculate Thickness of Cotter Joint given Bending Stress in Cotter?
Thickness of cotter joint given bending stress in cotter is the required thickness of the cotter of a cotter joint when a bending moment acts onto the cotter is calculated using Thickness of Cotter = (2*Diameter of Socket Collar+Diameter of Spigot)*((Load on Cotter Joint)/(4*Mean Width of Cotter^2*Bending Stress in Cotter)). To calculate Thickness of Cotter Joint given Bending Stress in Cotter, you need Diameter of Socket Collar (d4), Diameter of Spigot (d2), Load on Cotter Joint (L), Mean Width of Cotter (b) & Bending Stress in Cotter b). With our tool, you need to enter the respective value for Diameter of Socket Collar, Diameter of Spigot, Load on Cotter Joint, Mean Width of Cotter & Bending Stress in Cotter 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 Thickness of Cotter?
In this formula, Thickness of Cotter uses Diameter of Socket Collar, Diameter of Spigot, Load on Cotter Joint, Mean Width of Cotter & Bending Stress in Cotter. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Thickness of Cotter = 0.31*Diameter of Rod of Cotter Joint
  • Thickness of Cotter = ((pi/4*(Outside Diameter of Socket^2-Diameter of Spigot^2))-(Force on Cotter Joint)/Tensile Stress In Socket)/(Outside Diameter of Socket-Diameter of Spigot)
  • Thickness of Cotter = (Load on Cotter Joint)/(2*Shear Stress in Cotter*Mean Width of Cotter)
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