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Fatigue Stress Concentration Factor given Notch Sensitivity Factor Formula

GoFatigue Stress Concentration Factor Formula

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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. Check FAQs

k f = 1 + q \cdot (k t - 1)

k_f - Fatigue Stress Concentration Factor?q - Notch Sensitivity Factor?k_t - Theoretical Stress Concentration Factor?

Fatigue Stress Concentration Factor given Notch Sensitivity Factor Example

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Here is how the Fatigue Stress Concentration Factor given Notch Sensitivity Factor equation looks like with Values.

Here is how the Fatigue Stress Concentration Factor given Notch Sensitivity Factor equation looks like with Units.

Here is how the Fatigue Stress Concentration Factor given Notch Sensitivity Factor equation looks like.

2 = 1 + 0.5 \cdot (3 - 1)

2 = 1 + 0.5 \cdot (3 - 1)

2 = 1 + 0.5 \cdot (3 - 1)

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Fatigue Stress Concentration Factor given Notch Sensitivity Factor Solution

Follow our step by step solution on how to calculate Fatigue Stress Concentration Factor given Notch Sensitivity Factor?

FIRST Step Consider the formula

k f = 1 + q \cdot (k t - 1)

Next Step Substitute values of Variables

∴

k f = 1 + 0.5 \cdot (3 - 1)

Next Step Prepare to Evaluate

∴

k f = 1 + 0.5 \cdot (3 - 1)

LAST Step Evaluate

∴

k f = 2

Fatigue Stress Concentration Factor given Notch Sensitivity Factor Formula Elements

Variables

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.

Symbol: k_f

Measurement: NAUnit: Unitless

Note: Value should be greater than 1.

Formulas to find Fatigue Stress Concentration Factor

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.

Symbol: q

Measurement: NAUnit: Unitless

Note: Value should be between 0 to 1.

Formulas to find Notch Sensitivity Factor

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.

Symbol: k_t

Measurement: NAUnit: Unitless

Note: Value should be greater than 1.

Formulas to find Theoretical Stress Concentration Factor

Other Formulas to find Fatigue Stress Concentration Factor

Go Fatigue Stress Concentration Factor

k f = \frac{Se nf}{Se n}

Other formulas in Notch Sensitivity for Fluctuating Loads category

Go Notch Sensitivity Factor

q = \frac{σ an}{σ tn}

Go Theoretical Stress for Fluctuating Load

σ = σ o \cdot k t

Go Notch Sensitivity Factor given Fatigue Stress Concentration Factor

q = \frac{k f - 1}{k t - 1}

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

Fatigue Stress Concentration Factor given Notch Sensitivity Factor evaluator uses Fatigue Stress Concentration Factor = 1+Notch Sensitivity Factor*(Theoretical Stress Concentration Factor-1) to evaluate the Fatigue Stress Concentration Factor, Fatigue Stress Concentration Factor given Notch Sensitivity Factor formula is defined as one added to the product of notch sensitivity factor and the term one subtracted from theoretical stress concentration factor. It is the ratio of endurance limit of the notch-free specimen to the endurance limit of the notched specimen. Fatigue Stress Concentration Factor is denoted by k_f symbol.

How to evaluate Fatigue Stress Concentration Factor given Notch Sensitivity Factor using this online evaluator? To use this online evaluator for Fatigue Stress Concentration Factor given Notch Sensitivity Factor, enter Notch Sensitivity Factor (q) & Theoretical Stress Concentration Factor (k_t) and hit the calculate button.

FAQs on Fatigue Stress Concentration Factor given Notch Sensitivity Factor

What is the formula to find Fatigue Stress Concentration Factor given Notch Sensitivity Factor?

The formula of Fatigue Stress Concentration Factor given Notch Sensitivity Factor is expressed as Fatigue Stress Concentration Factor = 1+Notch Sensitivity Factor*(Theoretical Stress Concentration Factor-1). Here is an example- 2 = 1+0.5*(3-1).

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

With Notch Sensitivity Factor (q) & Theoretical Stress Concentration Factor (k_t) we can find Fatigue Stress Concentration Factor given Notch Sensitivity Factor using the formula - Fatigue Stress Concentration Factor = 1+Notch Sensitivity Factor*(Theoretical Stress Concentration Factor-1).

What are the other ways to Calculate Fatigue Stress Concentration Factor?

Here are the different ways to Calculate Fatigue Stress Concentration Factor-

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

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Fatigue Stress Concentration Factor given Notch Sensitivity Factor Formula

​GoFatigue Stress Concentration Factor Formula

Fatigue Stress Concentration Factor given Notch Sensitivity Factor Example

Fatigue Stress Concentration Factor given Notch Sensitivity Factor Solution

Fatigue Stress Concentration Factor given Notch Sensitivity Factor Formula Elements

Other Formulas to find Fatigue Stress Concentration Factor

Other formulas in Notch Sensitivity for Fluctuating Loads category

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

FAQs on Fatigue Stress Concentration Factor given Notch Sensitivity Factor

Variable Name

GoFatigue Stress Concentration Factor Formula