Viscosities

The differences between dynamic, absolute, and kinematic viscosity - a fluids resistance to flow - with definitions, unit conversions, and practical applications for engineers and scientists.

Convert between dynamic or absolute viscosity units - Poiseuille, Poise, centPoise and more.

Properties of air change along the boiling and condensation curves (temperature and pressure between triple point and critical point conditions). An air phase diagram included.

Thermal properties of air, including density, viscosity, thermal conductivity, specific heat and more at different temperatures and pressures. Comprehensive reference with formulas, tables, and charts to support engineering calculations.

Online calculator, figures and tables with dynamic (absolute) and kinematic viscosity for air at temperatures ranging -100 to 1600°C (-150 to 2900°F) and at pressures ranging 1 to 10 000 bara (14.5 - 145000 psia) - SI and Imperial Units.

Chemical, Physical and Thermal Properties of Ammonia. Phase diagram included.

Online calculator, figures and table showing dynamic and kinematic viscosity of benzene, C₆H₆, at varying temperature and pressure - Imperial and SI Units.

Chemical, physical and thermal properties of benzene, also called benzol. Phase diagram included.

Online calculators, figures and tables with dynamic and kinematic viscosity of liquid and gaseous butane, C₄H₁₀, at varying temperarure and pressure, SI and Imperial units.

Freezing point, density, specific heat and dynamic viscosity of Calcium Chloride Water coolants.

Chemical, physical and thermal properties of carbon dioxide. Phase diagram included.

Online calculator, figures and table showing dynamic and kinematic viscosity of carbon dioxide, CO₂, at varying temperature and pressure - Imperial and SI Units.

Hydrodynamic losses through pumps depends on fluid viscosities.

Viscosity at 20°C/68°F and 50°C/122°F for more than 120 crudes is shown as function of specific gravity@15°C/60°F.

THe essential thermodynamic properties of dry air like specific heat, ratio of specific heats, dynamic viscosity, thermal conductivity, Prandtl number, density and kinematic viscosity at temperatures ranging 175 - 1900 K.

Convert dynamic viscosity values between units like Poiseuille - Poise - centiPoise and more.

Oil viscosity vs. temperature.

Online calculator, figures and tables showing dynamic and kinematic viscosity of ethane, C₂H₆, at varying temperature and pressure - Imperial and SI Units

Online calculator, figures and tables showing dynamic and kinematic viscosity of ethanol, C₂H₅OH, at varying temperature and pressure - Imperial and SI Units.

Chemical, physical and thermal properties of ethanol (also called alcohol or ethyl alcohol). Phase diagram included.

Online calculator, figures and tables showing dynamic and kinematic viscosity of ethylene, C₂H₄, also called ethene or acetene, at varying temperature and pressure - Imperial and SI Units.

Chemical, physical and thermal properties of ethylene, also called ethene, acetene and olefiant gas. Phase diagram included.

Properties like freezing point, viscosity, specific gravity and specific heat of ethylene glycol based heat-transfer fluids, or brines.

Absolute (dynamic) viscosity for common food products.

Absolute (dynamic) viscosities of some common gases.

ISO-VG viscosity grades for industrial lubricants.

Viscosities and densities of ISO - and equivalent SAE grade oils.

Convert between kinematic viscosity units like centistokes, poise, lentor and more.

Convert between Centistokes, Saybolt and Redwood seconds.

Absolute (dynamic) viscosity values for some common fluids.

Kinematic viscosities of some common liquids like motor oil, diesel fuel, peanut oil and many more.

Online calculator, figures and tables showing dynamic and kinematic viscosity of methane, CH₄, at varying temperature and pressure - Imperial and SI Units.

Online calculator, figures and tables showing dynamic and kinematic viscosity of liquid methanol,CH₃OH, at varying temperature - Imperial and SI Units.

Dynamic viscosities for motor oils SAE 10 to 50 for temperatures ranging 0-100 ^oC.

Online calculator, figures and tables showing dynamic and kinematic viscosity of nitrogen, N₂, at varying temperature and pressure - Imperial and SI Units.

Chemical, Physical and Thermal Properties of Nitrogen - N₂.

Viscosities of fuel oils vs. temperature.

Convert between commonly used oil viscosity units.

Online calculator, figures and tables showing dynamic and kinematic viscosity of oxygen, O₂, at varying temperature and pressure - Imperial and SI Units.

Chemical, physical and thermal properties of pentane, also called n-pentane. Phase diagram included.

Online calculators, figures and tables showing dynamic and kinematic viscosity of liquid and gaseous propane at varying temperarure and pressure, SI and Imperial units.

Seawater properties like density, saturation pressure, specific heat, electrical conductivity and absolute viscosity.

Absolute viscosity of steam at pressure ranging 1 - 10000 psia.

Dynamic viscosities of sucrose water solutions vs. temperature.

Chemical, physical and thermal properties of toluene, also called methylbenzene, toluol and phenylmethane. Phase diagram included.

Convert between viscosity units like Centiposes, milliPascal, CentiStokes and SSU.

Absolute viscosity for water in centipoises for temperatures between 32 - 200^oF.

Free online calculator - figures and tables with viscosity of water at temperatures ranging 0 to 360°C (32 to 675°F) - Imperial and SI Units.

Figures and tables showing how the properties of water changes along the boiling/condensation curve (vapor pressure, density, viscosity, thermal conductivity, specific heat, Prandtl number, thermal diffusivity, entropy and enthalpy).