ISQ
HomeQuantities
⚙
Part 44-15
⚙
Part 4: Mechanics·54 entries
22 / 54
4-15

stress

URNurn:iso:std:iso:80000:-4:ed-2:en:item:4-15
Download RDF.jsonld.ttl
https://metanorma.github.io/isq-smart/quantities/part-4/t4-15
urn:iso:std:iso:80000:-4:ed-2:en:item:4-15
ISQ Identifiers
ISO
urn:iso:std:iso:80000:-4:ed-2:en:item:4-15
IEC
urn:iec:std:iec:80000-4:2019:::item:4-15
Designations
ENstress
FRcontrainte
Symbol
σ
Notation systems
Rendered
σ
AsciiMath
sigma
LaTeX
\sigma

Definition

EN

tensor (ISO 80000-2: Mathematics) quantity representing state of tension of matter

FR

grandeur tensorielle représentant l'état de tension d'un matériau

Units

P a
pascal
View related quantities →
N ⋅ m − 2
newton per square metre
View related quantities →
k g ⋅ m − 1 ⋅ s − 2
kilogram per metre second squared
View related quantities →

Notes

EN

Stress tensor is symmetric and has three normal-stress and three shear-stress (Cartesian) components.

FR

Un tenseur (ISO 80000-2: Mathematics) de contrainte est symétrique et a trois composantes (cartésiennes) de contrainte normale et trois composantes (cartésiennes) de contrainte tangentielle.

Concept HierarchyPendrill (2024)
L⁻¹ M T⁻²pressure-type quantitiesLevel 0 · Kind

Ontology
isq:Quantitysmart:TermEntry

Class Hierarchy

smart:Entitysmart:TermEntryisq:Quantity

A physical quantity as defined in ISO/IEC 80000, with associated symbols, definitions, and units of measurement.

Instance IRI

isq:t4-15

Properties

isq:QuantityShape
PropertyValue
rdf:type
isq:Quantitysmart:TermEntry
dcterms:identifier
4-15
skosxl:prefLabel
"stress"@en
skosxl:altLabel
"sigma"@en
skos:definition
tensor (<<iso80000-2>>) quantity representing state of tension of matter
skos:note
Stress tensor is symmetric and has three normal-stress and three shear-stress (Cartesian) components.
isq:hasUnit
Pa (pascal)N*m^(-2) (newton per square metre)kg*m^(-1)*s^(-2) (kilogram per metre second squared)
isq:hasDimension
isq:Dimension
smart:hasBindingnessType
bindingness-type:normative
dcterms:isPartOf
isq:part-4

Related Entities

isq:QuantityShape isq:part-4 isq:Unit isq:Dimension isq:hasDimension smart:TermEntry