Notch Sensitivity Factor given Fatigue Stress Concentration Factor Calculator

✖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.ⓘ Fatigue Stress Concentration Factor [k_f]			+10% -10%
✖Theoretical Stress Concentration Factor is defined as the ratio of the highest value of actual stress near discontinuity to nominal stress obtained by elementary equations for minimum cross-section.ⓘ Theoretical Stress Concentration Factor [k_t]			+10% -10%

✖The Notch Sensitivity Factor is defined as the ratio of increase of actual stress over nominal stress to increase of theoretical stress over nominal stress.ⓘ Notch Sensitivity Factor given Fatigue Stress Concentration Factor [q]

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Notch Sensitivity Factor given Fatigue Stress Concentration Factor

Formula

`"q" = ("k"_{"f"}-1)/("k"_{"t"}-1)`

Example

`"0.575"=("2.15"-1)/("3"-1)`

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Notch Sensitivity Factor given Fatigue Stress Concentration Factor Solution

STEP 0: Pre-Calculation Summary

Formula Used

Notch Sensitivity Factor = (Fatigue Stress Concentration Factor-1)/(Theoretical Stress Concentration Factor-1)
q = (k_f-1)/(k_t-1)
This formula uses 3 Variables

Variables Used

Notch Sensitivity Factor - The Notch Sensitivity Factor is defined as the ratio of increase of actual stress over nominal stress to increase of theoretical stress over nominal stress.
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.
Theoretical Stress Concentration Factor - Theoretical Stress Concentration Factor is defined as the ratio of the highest value of actual stress near discontinuity to nominal stress obtained by elementary equations for minimum cross-section.

STEP 1: Convert Input(s) to Base Unit

Fatigue Stress Concentration Factor: 2.15 --> No Conversion Required
Theoretical Stress Concentration Factor: 3 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

q = (k_f-1)/(k_t-1) --> (2.15-1)/(3-1)

Evaluating ... ...

q = 0.575

STEP 3: Convert Result to Output's Unit

0.575 --> No Conversion Required

FINAL ANSWER

0.575 <-- Notch Sensitivity Factor

(Calculation completed in 00.004 seconds)

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National Institute of Technology (NIT), Tiruchirapalli

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< 5 Notch Sensitivity for Fluctuating Loads Calculators

Notch Sensitivity Factor

Go Notch Sensitivity Factor = Increase of Actual Stress over Nominal Stress/Increase of Theoretical Stress over Nominal Stress

Fatigue Stress Concentration Factor

Go Fatigue Stress Concentration Factor = Endurance Limit of Notch Free Specimen/Endurance Limit of Notched Specimen

Notch Sensitivity Factor given Fatigue Stress Concentration Factor

Go Notch Sensitivity Factor = (Fatigue Stress Concentration Factor-1)/(Theoretical Stress Concentration Factor-1)

Fatigue Stress Concentration Factor given Notch Sensitivity Factor

Go Fatigue Stress Concentration Factor = 1+Notch Sensitivity Factor*(Theoretical Stress Concentration Factor-1)

Theoretical Stress for Fluctuating Load

Go Theoretical Stress = Nominal Stress*Theoretical Stress Concentration Factor

Notch Sensitivity Factor given Fatigue Stress Concentration Factor Formula

Notch Sensitivity Factor = (Fatigue Stress Concentration Factor-1)/(Theoretical Stress Concentration Factor-1)
q = (k_f-1)/(k_t-1)

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 Notch Sensitivity Factor given Fatigue Stress Concentration Factor?

Notch Sensitivity Factor given Fatigue Stress Concentration Factor calculator uses Notch Sensitivity Factor = (Fatigue Stress Concentration Factor-1)/(Theoretical Stress Concentration Factor-1) to calculate the Notch Sensitivity Factor, Notch Sensitivity Factor given Fatigue Stress Concentration Factor formula is defined as the ratio of one less than fatigue stress concentration factor to one less than theoretical stress concentration factor. It is the ratio of increase of actual stress over nominal stress to increase of theoretical stress over nominal stress. Notch Sensitivity Factor is denoted by q symbol.

How to calculate Notch Sensitivity Factor given Fatigue Stress Concentration Factor using this online calculator? To use this online calculator for Notch Sensitivity Factor given Fatigue Stress Concentration Factor, enter Fatigue Stress Concentration Factor (k_f) & Theoretical Stress Concentration Factor (k_t) and hit the calculate button. Here is how the Notch Sensitivity Factor given Fatigue Stress Concentration Factor calculation can be explained with given input values -> 0.575 = (2.15-1)/(3-1).

FAQ

What is Notch Sensitivity Factor given Fatigue Stress Concentration Factor?

Notch Sensitivity Factor given Fatigue Stress Concentration Factor formula is defined as the ratio of one less than fatigue stress concentration factor to one less than theoretical stress concentration factor. It is the ratio of increase of actual stress over nominal stress to increase of theoretical stress over nominal stress and is represented as q = (k_f-1)/(k_t-1) or Notch Sensitivity Factor = (Fatigue Stress Concentration Factor-1)/(Theoretical Stress Concentration Factor-1). 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 & Theoretical Stress Concentration Factor is defined as the ratio of the highest value of actual stress near discontinuity to nominal stress obtained by elementary equations for minimum cross-section.

How to calculate Notch Sensitivity Factor given Fatigue Stress Concentration Factor?

Notch Sensitivity Factor given Fatigue Stress Concentration Factor formula is defined as the ratio of one less than fatigue stress concentration factor to one less than theoretical stress concentration factor. It is the ratio of increase of actual stress over nominal stress to increase of theoretical stress over nominal stress is calculated using Notch Sensitivity Factor = (Fatigue Stress Concentration Factor-1)/(Theoretical Stress Concentration Factor-1). To calculate Notch Sensitivity Factor given Fatigue Stress Concentration Factor, you need Fatigue Stress Concentration Factor (k_f) & Theoretical Stress Concentration Factor (k_t). With our tool, you need to enter the respective value for Fatigue Stress Concentration Factor & Theoretical 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 Notch Sensitivity Factor?

In this formula, Notch Sensitivity Factor uses Fatigue Stress Concentration Factor & Theoretical Stress Concentration Factor. We can use 1 other way(s) to calculate the same, which is/are as follows -

Notch Sensitivity Factor = Increase of Actual Stress over Nominal Stress/Increase of Theoretical Stress over Nominal Stress

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