Thermal Conductivities Liquids and Gases

The thermal conductivity of a given material varies with temperature, and the mean thermal conductivity is defined by

Air Exchange Rates in Breathing Zone Calculator

Minimum Ventilation Rates in Breathing Zone per. ANSI / ASHRAE Standard 62.1

Properties of Molten Metals

Data given for selected metals for thermal conductivity, density, specific heat, viscosity at bulk temperature

Thermal Conductivities of Metals

The thermal conductivity of a given material varies with temperature, and the mean thermal conductivity

Mean Specific Heats of Various Solids

Specific heat is a measure of how much heat a substance can absorb or release without changing its temperature significantly.

Saturation Temperature of Selected Substances

Saturation refers to a condition in which a mixture of vapor and liquid can exist together at a given temperature and pressure

Specific Heat Ratio for Liquids and Gases

Specific Heat Ratio for Liquids and Gases at Atmospheric Pressure

Specific Heat of Liquids and Gases

Specific Heat at Constant Pressure [ kJ / (kg · K) ] of Liquids and Gases In thermodynamics, the specific heat capacity (symbol c) of a substance is the amount of heat that must be added to one unit of mass of the substance in order to cause an increase of one unit in temperature.

Phase Transition Data for 100 Fluids

The table calculator below gives the critical data for various gases; also the boiling temperature Tb corresponding to atmospheric pressure.

International Standard Atmosphere Data

The following table calculator give the international standard atmosphere vs altitude.

Internal Energy of Select Gases

Internal Energy and Enthalpy of Select Gases Table calculator below gives the internal energy of various common gases in Btu/ (lb·mol) measured above 520R (60F).

Products of Combustion , Emissions and Reactions

The products arising from the complete combustion of a fuel are carbon dioxide, water, and if sulfur is present, SO_2

Specific Heat and Temperature of Mixtures Calculator

When substances are mixed the specific heat and temperature of the substances reach an equilibrium on temperature and Specific Heat.

Airship Buoyancy Equations and Calculator

Archimedes’ principle states that a body immersed in a fluid is buoyed up by a force equal to the weight of the fluid displaced.

Individual and Universal Gas Constants

Universal gas constant is a physical constant that is featured in the ideal gas law and other fundamental equations in the physical sciences.

Pulley Friction and HP Brake Calculator

In Fig. 1 a pulley revolves under the band and in the direction of the arrow, exerting a pull of T on the spring. The friction of the band on the rim of the pulley is (T - w), where w is the weight attached to one end of the band.

Coefficients of Rolling Friction

Coefficients of Rolling Friction for Wheels with Steel and Pneumatic Tires. McKibben and Davidson (Agri. Eng., 1939) give the data in Table calculator below on the rolling resistance of various types of wheels for typical road and field conditions.

Flat Ring Thrust Bearing Moment Resistance Calculator

Step thrust bearings or pivots may be used to resist the end thrust of shafts.

Degrees Baume' to Relative Density Calculator

Relative Densities at 60°/60°F Corresponding to Degrees Baum´ e for Liquids Heavier than Water

Degrees Baume', Relative Density, lb/gal. Calculator

Relative Densities at 60°/60°F Corresponding to Degrees Baum'e for Liquids Lighter than Water and Weights per U.S. Gallon at 60°F