Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor Solution

STEP 0: Pre-Calculation Summary
Formula Used
Modifying Factor for Stress Concentration = 1/Fatigue Stress Concentration Factor
Kd = 1/kf
This formula uses 2 Variables
Variables Used
Modifying Factor for Stress Concentration - The Modifying Factor for Stress Concentration accounts for the effect of stress concentration on a specimen for cyclic loading.
Fatigue Stress Concentration Factor - The Fatigue Stress Concentration Factor is defined as the ratio of endurance limit of the notch-free specimen to endurance limit of the notched specimen.
STEP 1: Convert Input(s) to Base Unit
Fatigue Stress Concentration Factor: 2.15 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Kd = 1/kf --> 1/2.15
Evaluating ... ...
Kd = 0.465116279069767
STEP 3: Convert Result to Output's Unit
0.465116279069767 --> No Conversion Required
FINAL ANSWER
0.465116279069767 0.465116 <-- Modifying Factor for Stress Concentration
(Calculation completed in 00.004 seconds)

Credits

Created by Vaibhav Malani
National Institute of Technology (NIT), Tiruchirapalli
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National Institute Of Technology (NIT), Hamirpur
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15 Endurance Limit Approximate Estimation in Design Calculators

Modifying Factor to Account for Stress Concentration
Go Modifying Factor for Stress Concentration = Endurance Limit/(Endurance Limit of Rotating Beam Specimen*Surface Finish Factor*Size Factor*Reliabilty Factor)
Endurance Limit of Rotating Beam Specimen
Go Endurance Limit of Rotating Beam Specimen = Endurance Limit/(Size Factor*Modifying Factor for Stress Concentration*Reliabilty Factor*Surface Finish Factor)
Reliability Factor for Fluctuating Load
Go Reliabilty Factor = Endurance Limit/(Endurance Limit of Rotating Beam Specimen*Modifying Factor for Stress Concentration*Surface Finish Factor*Size Factor)
Surface Finish Factor of Specimen
Go Surface Finish Factor = Endurance Limit/(Endurance Limit of Rotating Beam Specimen*Size Factor*Reliabilty Factor*Modifying Factor for Stress Concentration)
Size Factor for Fluctuating Load
Go Size Factor = Endurance Limit/(Endurance Limit of Rotating Beam Specimen*Modifying Factor for Stress Concentration*Reliabilty Factor*Surface Finish Factor)
Endurance Limit of Specimen
Go Endurance Limit = Surface Finish Factor*Size Factor*Reliabilty Factor*Modifying Factor for Stress Concentration*Endurance Limit of Rotating Beam Specimen
Stress Amplitude for Fluctuating load given Maximum Stress and Minimum Stress
Go Stress Amplitude for Fluctuating Load = (Maximum Stress Value for Fluctuating Load-Minimum Stress Value for Fluctuating Load)/2
Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor
Go Modifying Factor for Stress Concentration = 1/Fatigue Stress Concentration Factor
Fatigue Stress Concentration Factor given Modifying Factor
Go Fatigue Stress Concentration Factor = 1/Modifying Factor for Stress Concentration
Endurance Limit Stress of Rotating Beam Specimen of Cast Aluminium Alloys
Go Endurance Limit of Rotating Beam Specimen = 0.3*Ultimate Tensile strength
Endurance Limit Stress of Rotating Beam Specimen of Cast Iron or Steels
Go Endurance Limit of Rotating Beam Specimen = 0.4*Ultimate Tensile strength
Endurance Limit Stress of Rotating Beam Specimen of Aluminium Alloys
Go Endurance Limit of Rotating Beam Specimen = 0.4*Ultimate Tensile strength
Endurance Limit of Rotating Beam Specimen of Steel
Go Endurance Limit of Rotating Beam Specimen = 0.5*Ultimate Tensile strength
Endurance Limit given Endurance Limit for Axial Loading
Go Endurance Limit = Endurance Limit for Axial Loading/0.8
Endurance Limit for Axial Loading
Go Endurance Limit for Axial Loading = 0.8*Endurance Limit

Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor Formula

Modifying Factor for Stress Concentration = 1/Fatigue Stress Concentration Factor
Kd = 1/kf

What is endurance limit?

The fatigue or endurance limit of a material is defined as the maximum amplitude of completely reversed stress that the standard specimen can sustain for an unlimited number of cycles without fatigue failure.

How to Calculate Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor?

Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor calculator uses Modifying Factor for Stress Concentration = 1/Fatigue Stress Concentration Factor to calculate the Modifying Factor for Stress Concentration, Modifying Factor for Fluctuating load given Fatigue Stress Concentration Factor formula is defined as the inverse of the fatigue stress concentration factor. It accounts for the effect of stress concentration on a specimen for cyclic loading. Modifying Factor for Stress Concentration is denoted by Kd symbol.

How to calculate Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor using this online calculator? To use this online calculator for Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor, enter Fatigue Stress Concentration Factor (kf) and hit the calculate button. Here is how the Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor calculation can be explained with given input values -> 0.465116 = 1/2.15.

FAQ

What is Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor?
Modifying Factor for Fluctuating load given Fatigue Stress Concentration Factor formula is defined as the inverse of the fatigue stress concentration factor. It accounts for the effect of stress concentration on a specimen for cyclic loading and is represented as Kd = 1/kf or Modifying Factor for Stress Concentration = 1/Fatigue Stress Concentration Factor. The Fatigue Stress Concentration Factor is defined as the ratio of endurance limit of the notch-free specimen to endurance limit of the notched specimen.
How to calculate Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor?
Modifying Factor for Fluctuating load given Fatigue Stress Concentration Factor formula is defined as the inverse of the fatigue stress concentration factor. It accounts for the effect of stress concentration on a specimen for cyclic loading is calculated using Modifying Factor for Stress Concentration = 1/Fatigue Stress Concentration Factor. To calculate Modifying Factor for Fluctuating Load given Fatigue Stress Concentration Factor, you need Fatigue Stress Concentration Factor (kf). With our tool, you need to enter the respective value for Fatigue Stress Concentration Factor 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 Modifying Factor for Stress Concentration?
In this formula, Modifying Factor for Stress Concentration uses Fatigue Stress Concentration Factor. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Modifying Factor for Stress Concentration = Endurance Limit/(Endurance Limit of Rotating Beam Specimen*Surface Finish Factor*Size Factor*Reliabilty Factor)
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