Skip to main content

learn.howToCalculate

learn.whatIsHeading

Viscosity converters translate between kinematic (stokes, cSt) and dynamic (poise, centipoise, Pa·s) viscosity units.

Formule

Kinematic = dynamic / density: ν = μ / ρ

Guide étape par étape

  1. 1Kinematic = dynamic / density: ν = μ / ρ
  2. 21 cSt = 0.01 stokes = 0.000001 m²/s
  3. 31 centipoise (cP) = 0.001 Pa·s = 0.001 kg/(m·s)

Exemples résolus

Entrée
Motor oil SAE 10W-30: 100 cSt at 40°C, density 0.88 kg/L
Résultat
Dynamic viscosity ≈ 88 cP
Temperature-dependent

Erreurs courantes à éviter

  • Confusing kinematic and dynamic viscosity without conversion
  • Using room-temperature viscosity for high-temperature flow

Questions fréquentes

Why two types of viscosity?

Dynamic used with pressure drop calculations, kinematic for fluid flow under gravity. Related by density.

How temperature sensitive is viscosity?

Dramatically; halving oil temperature can double viscosity. Viscosity index rates this sensitivity.

Prêt à calculer ? Essayez la calculatrice gratuite Viscosity Converter

Essayez-le vous-même →

Paramètres