Young's modulus
E52901
Young's modulus is a fundamental mechanical property that measures the stiffness of a material by quantifying the relationship between stress and strain in the elastic deformation region.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
elastic modulus
ⓘ
material property ⓘ mechanical property ⓘ |
| alsoKnownAs |
elastic modulus (E)
ⓘ
modulus of elasticity ⓘ |
| appliesTo |
elastic deformation region
ⓘ
uniaxial loading ⓘ |
| assumes |
linear elastic behavior
ⓘ
small strains ⓘ |
| category | elastic constants ⓘ |
| commonUnit |
gigapascal
ⓘ
megapascal ⓘ |
| definedAs | ratio of uniaxial stress to uniaxial strain ⓘ |
| dependsOn |
material type
ⓘ
microstructure ⓘ temperature ⓘ |
| formula | E = σ / ε ⓘ |
| hasDimension | pressure ⓘ |
| higherValueMeans | stiffer material ⓘ |
| isScalar | true ⓘ |
| lowerValueMeans | more compliant material ⓘ |
| measuredBy |
bending test
ⓘ
compression test ⓘ dynamic methods ⓘ tensile test ⓘ |
| measures | stiffness of a material ⓘ |
| namedAfter | Thomas Young ⓘ |
| partOf | Hooke's law description for solids ⓘ |
| quantityType | intensive property ⓘ |
| relatedTo |
Poisson's ratio
ⓘ
bulk modulus ⓘ shear modulus ⓘ |
| relates | stress to strain ⓘ |
| SIUnit | pascal ⓘ |
| symbol | E ⓘ |
| typicalValueForAluminum | about 70 GPa ⓘ |
| typicalValueForConcrete | about 20–40 GPa ⓘ |
| typicalValueForRubber | about 0.01–0.1 GPa ⓘ |
| typicalValueForSteel | about 200 GPa ⓘ |
| usedFor |
calculating elastic deformation
ⓘ
designing load-bearing structures ⓘ finite element analysis ⓘ |
| usedIn |
materials science
ⓘ
mechanical engineering ⓘ solid mechanics ⓘ structural engineering ⓘ |
| usedToDetermine |
axial elongation of bars
ⓘ
deflection of beams ⓘ |
| validWhen | stress is below yield strength ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.