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Transmitted Torque by Keyed Shaft is defined as the amount of torque or the rotating power transferred from a shaft using a key into it. Check FAQs
Mt=pmlhn(D2-d2)8
Mt - Transmitted Torque by Keyed Shaft?pm - Permissible Pressure on Splines?lh - Length of Hub on Keyed Shaft?n - Number of Splines?D - Major Diameter of Spline Key Shaft?d - Minor Diameter of Spline Key Shaft?

Torque Transmitting Capacity of Splines given Diameter of Splines Example

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Here is how the Torque Transmitting Capacity of Splines given Diameter of Splines equation looks like with Values.

Here is how the Torque Transmitting Capacity of Splines given Diameter of Splines equation looks like with Units.

Here is how the Torque Transmitting Capacity of Splines given Diameter of Splines equation looks like.

283920Edit=6.5Edit65Edit6Edit(60Edit2-52Edit2)8
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Torque Transmitting Capacity of Splines given Diameter of Splines Solution

Follow our step by step solution on how to calculate Torque Transmitting Capacity of Splines given Diameter of Splines?

FIRST Step Consider the formula
Mt=pmlhn(D2-d2)8
Next Step Substitute values of Variables
Mt=6.5N/mm²65mm6(60mm2-52mm2)8
Next Step Convert Units
Mt=6.5E+6Pa0.065m6(0.06m2-0.052m2)8
Next Step Prepare to Evaluate
Mt=6.5E+60.0656(0.062-0.0522)8
Next Step Evaluate
Mt=283.92N*m
LAST Step Convert to Output's Unit
Mt=283920N*mm

Torque Transmitting Capacity of Splines given Diameter of Splines Formula Elements

Variables
Transmitted Torque by Keyed Shaft
Transmitted Torque by Keyed Shaft is defined as the amount of torque or the rotating power transferred from a shaft using a key into it.
Symbol: Mt
Measurement: TorqueUnit: N*mm
Note: Value should be greater than 0.
Permissible Pressure on Splines
Permissible Pressure on Splines measures the greatest amount of pressure that the splines can bear without failure.
Symbol: pm
Measurement: PressureUnit: N/mm²
Note: Value should be greater than 0.
Length of Hub on Keyed Shaft
Length of Hub on Keyed Shaft is equal to the length of a hub measured along its central axis.
Symbol: lh
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Number of Splines
Number of Splines is the total number of splines on a shaft or any machine element.
Symbol: n
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Major Diameter of Spline Key Shaft
The Major Diameter of Spline Key Shaft is the outside diameter of the external surface of a spline.
Symbol: D
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Minor Diameter of Spline Key Shaft
Minor Diameter of Spline Key Shaft is the innermost surface of the spline. It is the tip diameter of the internal spline or the root diameter of the external spline.
Symbol: d
Measurement: LengthUnit: mm
Note: Value should be greater than 0.

Other Formulas to find Transmitted Torque by Keyed Shaft

​Go Torque Transmitting Capacity of Splines
Mt=pmARm

Other formulas in Design of Splines category

​Go Permissible Pressure on Splines given Torque Transmitting Capacity
pm=MtARm
​Go Total Area of Splines given Torque Transmitting Capacity
A=MtpmRm
​Go Total Area of Splines
A=0.5(lhn)(D-d)
​Go Mean Radius of Splines given Torque Transmitting Capacity
Rm=MtpmA

How to Evaluate Torque Transmitting Capacity of Splines given Diameter of Splines?

Torque Transmitting Capacity of Splines given Diameter of Splines evaluator uses Transmitted Torque by Keyed Shaft = (Permissible Pressure on Splines*Length of Hub on Keyed Shaft*Number of Splines*(Major Diameter of Spline Key Shaft^2-Minor Diameter of Spline Key Shaft^2))/8 to evaluate the Transmitted Torque by Keyed Shaft, Torque Transmitting Capacity of Splines given Diameter of Splines formula is defined as the maximum torque that can be transmitted by a spline without failing, which is a critical parameter in the design of splines, as it directly affects the performance and reliability of the mechanical system. Transmitted Torque by Keyed Shaft is denoted by Mt symbol.

How to evaluate Torque Transmitting Capacity of Splines given Diameter of Splines using this online evaluator? To use this online evaluator for Torque Transmitting Capacity of Splines given Diameter of Splines, enter Permissible Pressure on Splines (pm), Length of Hub on Keyed Shaft (lh), Number of Splines (n), Major Diameter of Spline Key Shaft (D) & Minor Diameter of Spline Key Shaft (d) and hit the calculate button.

FAQs on Torque Transmitting Capacity of Splines given Diameter of Splines

What is the formula to find Torque Transmitting Capacity of Splines given Diameter of Splines?
The formula of Torque Transmitting Capacity of Splines given Diameter of Splines is expressed as Transmitted Torque by Keyed Shaft = (Permissible Pressure on Splines*Length of Hub on Keyed Shaft*Number of Splines*(Major Diameter of Spline Key Shaft^2-Minor Diameter of Spline Key Shaft^2))/8. Here is an example- 2.8E+8 = (5139652*0.065*6*(0.06^2-0.052^2))/8.
How to calculate Torque Transmitting Capacity of Splines given Diameter of Splines?
With Permissible Pressure on Splines (pm), Length of Hub on Keyed Shaft (lh), Number of Splines (n), Major Diameter of Spline Key Shaft (D) & Minor Diameter of Spline Key Shaft (d) we can find Torque Transmitting Capacity of Splines given Diameter of Splines using the formula - Transmitted Torque by Keyed Shaft = (Permissible Pressure on Splines*Length of Hub on Keyed Shaft*Number of Splines*(Major Diameter of Spline Key Shaft^2-Minor Diameter of Spline Key Shaft^2))/8.
What are the other ways to Calculate Transmitted Torque by Keyed Shaft?
Here are the different ways to Calculate Transmitted Torque by Keyed Shaft-
  • Transmitted Torque by Keyed Shaft=Permissible Pressure on Splines*Total Area of Splines*Mean Radius of Spline of ShaftOpenImg
Can the Torque Transmitting Capacity of Splines given Diameter of Splines be negative?
No, the Torque Transmitting Capacity of Splines given Diameter of Splines, measured in Torque cannot be negative.
Which unit is used to measure Torque Transmitting Capacity of Splines given Diameter of Splines?
Torque Transmitting Capacity of Splines given Diameter of Splines is usually measured using the Newton Millimeter[N*mm] for Torque. Newton Meter[N*mm], Newton Centimeter[N*mm], Kilonewton Meter[N*mm] are the few other units in which Torque Transmitting Capacity of Splines given Diameter of Splines can be measured.
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