Pitch of Screw Threads given Radius of Root Calculator

✖The Radius of Root of Thread is defined as the radius of the circle touching the root of the screw threads and its center is at the bolt center.ⓘ Radius of Root of Thread [r]

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✖Pitch of threads is the distance between two adjacent threads on a screw, bolt or nut.ⓘ Pitch of Screw Threads given Radius of Root [p]

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Formula

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Pitch of Screw Threads given Radius of Root

Formula

`"p" = "r"/0.137329`

Example

`"2.912713mm"="0.4mm"/0.137329`

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Pitch of Screw Threads given Radius of Root Solution

STEP 0: Pre-Calculation Summary

Formula Used

Pitch of threads = Radius of Root of Thread/0.137329
p = r/0.137329
This formula uses 2 Variables

Variables Used

Pitch of threads - (Measured in Meter) - Pitch of threads is the distance between two adjacent threads on a screw, bolt or nut.
Radius of Root of Thread - (Measured in Meter) - The Radius of Root of Thread is defined as the radius of the circle touching the root of the screw threads and its center is at the bolt center.

STEP 1: Convert Input(s) to Base Unit

Radius of Root of Thread: 0.4 Millimeter --> 0.0004 Meter (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

p = r/0.137329 --> 0.0004/0.137329

Evaluating ... ...

p = 0.00291271326522439

STEP 3: Convert Result to Output's Unit

0.00291271326522439 Meter -->2.91271326522439 Millimeter (Check conversion here)

FINAL ANSWER

2.91271326522439 ≈ 2.912713 Millimeter <-- Pitch of threads

(Calculation completed in 00.004 seconds)

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Home » Physics » Design of Machine Elements » Design of Coupling » Design of Threaded Fastener » Fastner Geometry » Pitch of Screw Threads given Radius of Root

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Created by Vaibhav Malani

National Institute of Technology (NIT), Tiruchirapalli

Vaibhav Malani has created this Calculator and 600+ more calculators!

Verified by Rajat Vishwakarma

University Institute of Technology RGPV (UIT - RGPV), Bhopal

Rajat Vishwakarma has verified this Calculator and 400+ more calculators!

< 25 Fastner Geometry Calculators

Core diameter of Bolt given Tensile Stress

Go Core Diameter of Threaded Bolt = sqrt(4*Tensile Force on Bolt/(pi*Tensile stress in bolt))

Height of Fundamental Triangle of Screw Threads given Minor Diameter of External Thread

Go Height of Fundamental Triangle = (12/17)*(Major Diameter of External Thread-Minor Diameter of External Thread)

Major Diameter of External Thread given Minor Diameter of External Thread

Go Major Diameter of External Thread = Minor Diameter of External Thread+((17/12)*Height of Fundamental Triangle)

Minor Diameter of External Thread given Height of Fundamental Triangle

Go Minor Diameter of External Thread = Major Diameter of External Thread-((17/12)*Height of Fundamental Triangle)

Height of Fundamental Triangle of Screw Threads given Pitch Diameter of Internal Thread

Go Height of Fundamental Triangle = (Major Diameter of Internal Thread-Pitch Diameter of Internal Thread)/0.75

Height of Fundamental Triangle of Screw Threads given Pitch Diameter of External Thread

Go Height of Fundamental Triangle = (Major Diameter of External Thread-Pitch Diameter of External Thread)/0.75

Height of Fundamental Triangle of Screw Threads given Minor Diameter of Internal Thread

Go Height of Fundamental Triangle = (Major Diameter of Internal Thread-Minor Diameter of Internal Thread)/1.25

Major Diameter of Internal Thread given Pitch Diameter of Internal Thread

Go Major Diameter of Internal Thread = Pitch Diameter of Internal Thread+(0.75*Height of Fundamental Triangle)

Pitch Diameter of Internal Thread given Height of Fundamental Triangle

Go Pitch Diameter of Internal Thread = Major Diameter of Internal Thread-(0.75*Height of Fundamental Triangle)

Pitch Diameter of External Thread given Height of Fundamental Triangle

Go Pitch Diameter of External Thread = Major Diameter of External Thread-(0.75*Height of Fundamental Triangle)

Major Diameter of External Thread given Height of Fundamental Triangle

Go Major Diameter of External Thread = Pitch Diameter of External Thread+(0.75*Height of Fundamental Triangle)

Minor Diameter of Internal Thread given Height of Fundamental Triangle

Go Minor Diameter of Internal Thread = Major Diameter of Internal Thread-(1.25*Height of Fundamental Triangle)

Major Diameter of Internal Thread given Height of Fundamental triangle

Go Major Diameter of Internal Thread = Minor Diameter of Internal Thread+(1.25*Height of Fundamental Triangle)

Minor Diameter of Internal Thread given Pitch and Pitch Diameter of Internal Thread

Go Major Diameter of Internal Thread = Pitch Diameter of Internal Thread+(0.650*Pitch of threads)

Major Diameter of External Thread given Pitch and Pitch Diameter of External Thread

Go Major Diameter of External Thread = Pitch Diameter of External Thread+(0.650*Pitch of threads)

Minor Diameter of Internal Thread given Pitch and Major Diameter of Internal Thread

Go Minor Diameter of Internal Thread = Major Diameter of Internal Thread-(1.083*Pitch of threads)

Major Diameter of Internal Thread given Pitch and Minor Diameter of Internal Thread

Go Major Diameter of Internal Thread = (1.083*Pitch of threads)+Minor Diameter of Internal Thread

Minor Diameter of External Thread given Pitch and Major Diameter of Internal Thread

Go Minor Diameter of External Thread = Major Diameter of Internal Thread-(1.227*Pitch of threads)

Major Diameter of Internal Thread given Pitch and Minor Diameter of External Thread

Go Major Diameter of Internal Thread = Minor Diameter of External Thread+(1.227*Pitch of threads)

Pitch of Threads given Pitch Diameter of Internal Thread

Go Pitch of threads = (Major Diameter of Internal Thread-Pitch Diameter of Internal Thread)/0.650

Pitch of Threads given Pitch Diameter of External Thread

Go Pitch of threads = (Major Diameter of External Thread-Pitch Diameter of External Thread)/0.650

Pitch of Threads given Minor Diameter of Internal Thread

Go Pitch of threads = (Major Diameter of Internal Thread-Minor Diameter of Internal Thread)/1.083

Pitch of Threads given Major Diameter of Internal Thread

Go Pitch of threads = (Major Diameter of Internal Thread-Minor Diameter of External Thread)/1.227

Pitch Diameter of Internal Thread given Pitch

Go Pitch Diameter of Internal Thread = Major Diameter of Internal Thread-(0.650*Pitch of threads)

Pitch Diameter of External Thread given Pitch

Go Pitch Diameter of External Thread = Major Diameter of External Thread-(0.650*Pitch of threads)

Pitch of Screw Threads given Radius of Root Formula

Pitch of threads = Radius of Root of Thread/0.137329
p = r/0.137329

What is a fastener?

A fastener or fastening is a hardware device that mechanically joins or affixes two or more objects together. In general, fasteners are used to create non-permanent joints; that is, joints that can be removed or dismantled without damaging the joining components.

How to Calculate Pitch of Screw Threads given Radius of Root?

Pitch of Screw Threads given Radius of Root calculator uses Pitch of threads = Radius of Root of Thread/0.137329 to calculate the Pitch of threads, Pitch of Screw Threads given Radius of Root formula is the distance between corresponding points on adjacent threads. Measurements must be taken parallel to the thread axis. Pitch of threads is denoted by p symbol.

How to calculate Pitch of Screw Threads given Radius of Root using this online calculator? To use this online calculator for Pitch of Screw Threads given Radius of Root, enter Radius of Root of Thread (r) and hit the calculate button. Here is how the Pitch of Screw Threads given Radius of Root calculation can be explained with given input values -> 2912.713 = 0.0004/0.137329.

FAQ

What is Pitch of Screw Threads given Radius of Root?

Pitch of Screw Threads given Radius of Root formula is the distance between corresponding points on adjacent threads. Measurements must be taken parallel to the thread axis and is represented as p = r/0.137329 or Pitch of threads = Radius of Root of Thread/0.137329. The Radius of Root of Thread is defined as the radius of the circle touching the root of the screw threads and its center is at the bolt center.

How to calculate Pitch of Screw Threads given Radius of Root?

Pitch of Screw Threads given Radius of Root formula is the distance between corresponding points on adjacent threads. Measurements must be taken parallel to the thread axis is calculated using Pitch of threads = Radius of Root of Thread/0.137329. To calculate Pitch of Screw Threads given Radius of Root, you need Radius of Root of Thread (r). With our tool, you need to enter the respective value for Radius of Root of Thread 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 Pitch of threads?

In this formula, Pitch of threads uses Radius of Root of Thread. We can use 6 other way(s) to calculate the same, which is/are as follows -

Pitch of threads = (Major Diameter of Internal Thread-Pitch Diameter of Internal Thread)/0.650
Pitch of threads = (Major Diameter of External Thread-Pitch Diameter of External Thread)/0.650
Pitch of threads = (Major Diameter of Internal Thread-Minor Diameter of Internal Thread)/1.083
Pitch of threads = (Major Diameter of Internal Thread-Minor Diameter of External Thread)/1.227
Pitch of threads = Height of Fundamental Triangle/(0.960491)
Pitch of threads = Height of Basic Profile/0.640327

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