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Fracture Toughness is the critical stress intensity factor of a sharp crack where propagation of the crack suddenly becomes rapid and unlimited. Check FAQs
KI=YKo
KI - Fracture Toughness?Y - Dimensionless Parameter in Fracture Toughness?Ko - Stress Intensity Factor?

Fracture toughness given stress intensity factor Example

With values
With units
Only example

Here is how the Fracture toughness given stress intensity factor equation looks like with Values.

Here is how the Fracture toughness given stress intensity factor equation looks like with Units.

Here is how the Fracture toughness given stress intensity factor equation looks like.

5.3395Edit=1.1Edit4.8541Edit
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Fracture toughness given stress intensity factor Solution

Follow our step by step solution on how to calculate Fracture toughness given stress intensity factor?

FIRST Step Consider the formula
KI=YKo
Next Step Substitute values of Variables
KI=1.14.8541MPa*sqrt(m)
Next Step Convert Units
KI=1.14.9E+6Pa*sqrt(m)
Next Step Prepare to Evaluate
KI=1.14.9E+6
Next Step Evaluate
KI=5339471.5Pa*sqrt(m)
Next Step Convert to Output's Unit
KI=5.3394715MPa*sqrt(m)
LAST Step Rounding Answer
KI=5.3395MPa*sqrt(m)

Fracture toughness given stress intensity factor Formula Elements

Variables
Fracture Toughness
Fracture Toughness is the critical stress intensity factor of a sharp crack where propagation of the crack suddenly becomes rapid and unlimited.
Symbol: KI
Measurement: Fracture ToughnessUnit: MPa*sqrt(m)
Note: Value should be greater than 0.
Dimensionless Parameter in Fracture Toughness
Dimensionless parameter in fracture toughness expression depends on both crack and specimen sizes and geometries, as well as the manner of load application.
Symbol: Y
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Stress Intensity Factor
Stress Intensity Factor specifies the stress intensity at the tip of the crack.
Symbol: Ko
Measurement: Fracture ToughnessUnit: MPa*sqrt(m)
Note: Value should be greater than 0.

Other Formulas to find Fracture Toughness

​Go Fracture toughness given tensile stress at edge of crack
KI=Y(σ(πa))

Other formulas in Fracture Mechanics category

​Go Stress Intensity factor for cracked plate
Ko=σ(πa)
​Go Nominal tensile stress at edge of crack given stress intensity factor
σ=Koπa
​Go Half crack length given stress intensity factor
a=(Koσ)2π
​Go Nominal tensile stress at edge of crack given load, plate thickness and plate width
σ=Lwt

How to Evaluate Fracture toughness given stress intensity factor?

Fracture toughness given stress intensity factor evaluator uses Fracture Toughness = Dimensionless Parameter in Fracture Toughness*Stress Intensity Factor to evaluate the Fracture Toughness, The Fracture toughness given stress intensity factor is a property that is a measure of a material’s resistance to brittle fracture when a crack is present. Fracture Toughness is denoted by KI symbol.

How to evaluate Fracture toughness given stress intensity factor using this online evaluator? To use this online evaluator for Fracture toughness given stress intensity factor, enter Dimensionless Parameter in Fracture Toughness (Y) & Stress Intensity Factor (Ko) and hit the calculate button.

FAQs on Fracture toughness given stress intensity factor

What is the formula to find Fracture toughness given stress intensity factor?
The formula of Fracture toughness given stress intensity factor is expressed as Fracture Toughness = Dimensionless Parameter in Fracture Toughness*Stress Intensity Factor. Here is an example- 5.5E-6 = 1.1*4854065.
How to calculate Fracture toughness given stress intensity factor?
With Dimensionless Parameter in Fracture Toughness (Y) & Stress Intensity Factor (Ko) we can find Fracture toughness given stress intensity factor using the formula - Fracture Toughness = Dimensionless Parameter in Fracture Toughness*Stress Intensity Factor.
What are the other ways to Calculate Fracture Toughness?
Here are the different ways to Calculate Fracture Toughness-
  • Fracture Toughness=Dimensionless Parameter in Fracture Toughness*(Tensile Stress at Crack Edge*(sqrt(pi*Half Crack Length)))OpenImg
Can the Fracture toughness given stress intensity factor be negative?
No, the Fracture toughness given stress intensity factor, measured in Fracture Toughness cannot be negative.
Which unit is used to measure Fracture toughness given stress intensity factor?
Fracture toughness given stress intensity factor is usually measured using the Megapascal sqrt(meter)[MPa*sqrt(m)] for Fracture Toughness. Pascal sqrt(meter)[MPa*sqrt(m)] are the few other units in which Fracture toughness given stress intensity factor can be measured.
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