Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut Solution

STEP 0: Pre-Calculation Summary
Formula Used
Nominal diameter of screw = Axial load on screw/(pi*Transverse shear stress in nut*Thread Thickness*Number of Engaged Threads)
d = Wa/(pi*tn*t*z)
This formula uses 1 Constants, 5 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Variables Used
Nominal diameter of screw - (Measured in Meter) - Nominal diameter of screw is defined as the diameter of the cylinder touching the external threads of the screw.
Axial load on screw - (Measured in Newton) - Axial load on screw is the instantaneous load applied to the screw along its axis.
Transverse shear stress in nut - (Measured in Pascal) - Transverse shear stress in nut is the resistance force developed per unit cross-sectional area by the nut to avoid transverse deformation.
Thread Thickness - (Measured in Meter) - Thread Thickness is defined as the thickness of a single thread.
Number of Engaged Threads - A number of Engaged Threads of a screw/bolt are the count of threads of the screw/bolt that are currently in engagement with the nut.
STEP 1: Convert Input(s) to Base Unit
Axial load on screw: 131000 Newton --> 131000 Newton No Conversion Required
Transverse shear stress in nut: 23.3 Newton per Square Millimeter --> 23300000 Pascal (Check conversion here)
Thread Thickness: 4 Millimeter --> 0.004 Meter (Check conversion here)
Number of Engaged Threads: 9 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
d = Wa/(pi*tn*t*z) --> 131000/(pi*23300000*0.004*9)
Evaluating ... ...
d = 0.0497122020625615
STEP 3: Convert Result to Output's Unit
0.0497122020625615 Meter -->49.7122020625615 Millimeter (Check conversion here)
FINAL ANSWER
49.7122020625615 49.7122 Millimeter <-- Nominal diameter of screw
(Calculation completed in 00.004 seconds)

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25 Design of Screw and Nut Calculators

Nominal Diameter of Screw given Unit Bearing Pressure
Go Nominal diameter of screw = sqrt((4*Axial load on screw/(Unit bearing pressure for nut*pi*Number of Engaged Threads))+(Core diameter of screw)^2)
Core Diameter of Screw given Unit Bearing Pressure
Go Core diameter of screw = sqrt((Nominal diameter of screw)^2-(4*Axial load on screw/(Unit bearing pressure for nut*pi*Number of Engaged Threads)))
Number of Threads in Engagement with Nut given Unit Bearing Pressure
Go Number of Engaged Threads = 4*Axial load on screw/((pi*Unit bearing pressure for nut*((Nominal diameter of screw^2)-(Core diameter of screw^2))))
Unit Bearing Pressure for Thread
Go Unit bearing pressure for nut = 4*Axial load on screw/(pi*Number of Engaged Threads*((Nominal diameter of screw^2)-(Core diameter of screw^2)))
Axial Load on Screw given Unit Bearing Pressure
Go Axial load on screw = pi*Number of Engaged Threads*Unit bearing pressure for nut*((Nominal diameter of screw^2)-(Core diameter of screw^2))/4
Number of Threads in Engagement with Nut given Transverse Shear Stress at Root of Nut
Go Number of Engaged Threads = Axial load on screw/(pi*Nominal diameter of screw*Transverse shear stress in nut*Thread Thickness)
Thread Thickness at Root of Nut given Transverse Shear Stress at Root of Nut
Go Thread Thickness = Axial load on screw/(pi*Nominal diameter of screw*Number of Engaged Threads*Transverse shear stress in nut)
Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut
Go Nominal diameter of screw = Axial load on screw/(pi*Transverse shear stress in nut*Thread Thickness*Number of Engaged Threads)
Transverse Shear Stress at Root of Nut
Go Transverse shear stress in nut = Axial load on screw/(pi*Nominal diameter of screw*Thread Thickness*Number of Engaged Threads)
Thread Thickness at Core Diameter of Screw given Transverse Shear Stress
Go Thread Thickness = Axial load on screw/(pi*Transverse Shear Stress in Screw*Core diameter of screw*Number of Engaged Threads)
Number of Threads in Engagement with Nut given Transverse Shear Stress
Go Number of Engaged Threads = Axial load on screw/(pi*Thread Thickness*Transverse Shear Stress in Screw*Core diameter of screw)
Core Diameter of Screw given Transverse Shear Stress in Screw
Go Core diameter of screw = Axial load on screw/(Transverse Shear Stress in Screw*pi*Thread Thickness*Number of Engaged Threads)
Axial Load on Screw given Transverse Shear Stress
Go Axial load on screw = (Transverse Shear Stress in Screw*pi*Core diameter of screw*Thread Thickness*Number of Engaged Threads)
Transverse Shear Stress in Screw
Go Transverse Shear Stress in Screw = Axial load on screw/(pi*Core diameter of screw*Thread Thickness*Number of Engaged Threads)
Axial Load on Screw given Transverse Shear Stress at Root of Nut
Go Axial load on screw = pi*Transverse shear stress in nut*Thread Thickness*Nominal diameter of screw*Number of Engaged Threads
Core Diameter of Screw given Direct Compressive Stress
Go Core diameter of screw = sqrt((4*Axial load on screw)/(pi*Compressive stress in screw))
Bearing Area between Screw and Nut for One Thread
Go Bearing area between screw and nut = pi*((Nominal diameter of screw^2)-(Core diameter of screw^2))/4
Core Diameter of Screw given Torsional Shear Stress
Go Core diameter of screw = (16*Torsional Moment on Screw/(pi*Torsional shear stress in screw))^(1/3)
Torsional Shear Stress of Screw
Go Torsional shear stress in screw = 16*Torsional Moment on Screw/(pi*(Core diameter of screw^3))
Torsional Moment in Screw given Torsional Shear Stress
Go Torsional Moment on Screw = Torsional shear stress in screw*pi*(Core diameter of screw^3)/16
Direct Compressive Stress in Screw
Go Compressive stress in screw = (Axial load on screw*4)/(pi*Core diameter of screw^2)
Axial Load on Screw given Direct Compressive Stress
Go Axial load on screw = (Compressive stress in screw*pi*Core diameter of screw^2)/4
Nominal Diameter of Power Screw
Go Nominal diameter of screw = Core diameter of screw+Pitch of power screw thread
Core Diameter of Power Screw
Go Core diameter of screw = Nominal diameter of screw-Pitch of power screw thread
Pitch of Power Screw
Go Pitch of power screw thread = Nominal diameter of screw-Core diameter of screw

Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut Formula

Nominal diameter of screw = Axial load on screw/(pi*Transverse shear stress in nut*Thread Thickness*Number of Engaged Threads)
d = Wa/(pi*tn*t*z)

Transverse Shear Stress in Nut

In an engaged pair of Screw and Nut, under the action of the load W, the thread of the Nut experience Shear Stress due to bending and tend to shear off at the nominal diameter. This Shear Stress due to bending is referred to as Transverse Shear Stress.

How to Calculate Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut?

Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut calculator uses Nominal diameter of screw = Axial load on screw/(pi*Transverse shear stress in nut*Thread Thickness*Number of Engaged Threads) to calculate the Nominal diameter of screw, The Nominal Diameter of Screw given Transverse Shear Stress at root of Nut, is the Maximum Diameter of the Screw, engaged with a certain Nut that generates the given Transverse Shear Stress in the Nut. Nominal diameter of screw is denoted by d symbol.

How to calculate Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut using this online calculator? To use this online calculator for Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut, enter Axial load on screw (Wa), Transverse shear stress in nut (tn), Thread Thickness (t) & Number of Engaged Threads (z) and hit the calculate button. Here is how the Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut calculation can be explained with given input values -> 49712.2 = 131000/(pi*23300000*0.004*9).

FAQ

What is Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut?
The Nominal Diameter of Screw given Transverse Shear Stress at root of Nut, is the Maximum Diameter of the Screw, engaged with a certain Nut that generates the given Transverse Shear Stress in the Nut and is represented as d = Wa/(pi*tn*t*z) or Nominal diameter of screw = Axial load on screw/(pi*Transverse shear stress in nut*Thread Thickness*Number of Engaged Threads). Axial load on screw is the instantaneous load applied to the screw along its axis, Transverse shear stress in nut is the resistance force developed per unit cross-sectional area by the nut to avoid transverse deformation, Thread Thickness is defined as the thickness of a single thread & A number of Engaged Threads of a screw/bolt are the count of threads of the screw/bolt that are currently in engagement with the nut.
How to calculate Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut?
The Nominal Diameter of Screw given Transverse Shear Stress at root of Nut, is the Maximum Diameter of the Screw, engaged with a certain Nut that generates the given Transverse Shear Stress in the Nut is calculated using Nominal diameter of screw = Axial load on screw/(pi*Transverse shear stress in nut*Thread Thickness*Number of Engaged Threads). To calculate Nominal Diameter of Screw given Transverse Shear Stress at Root of Nut, you need Axial load on screw (Wa), Transverse shear stress in nut (tn), Thread Thickness (t) & Number of Engaged Threads (z). With our tool, you need to enter the respective value for Axial load on screw, Transverse shear stress in nut, Thread Thickness & Number of Engaged Threads 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 Nominal diameter of screw?
In this formula, Nominal diameter of screw uses Axial load on screw, Transverse shear stress in nut, Thread Thickness & Number of Engaged Threads. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Nominal diameter of screw = sqrt((4*Axial load on screw/(Unit bearing pressure for nut*pi*Number of Engaged Threads))+(Core diameter of screw)^2)
  • Nominal diameter of screw = Core diameter of screw+Pitch of power screw thread
  • Nominal diameter of screw = Mean Diameter of Power Screw+(0.5*Pitch of power screw thread)
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