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1. Pneumatic Glossary of Terms

   ... for a given application. Air, Free.   Air at ambient temperature, pressure, relative humidity and density. Air, Saturated.   ... of 68.8° F, a pressure of 14.7 pounds per square inch absolute, and a relative humidity of 36% (0.0750 pounds per cubic foot).  In ...

2. Orifice Size Calculator

   ... Inlet Pressure PSIA PSIG Inches Mercury Absolute Inches Water Absolute Bar Torr Atmosphere Kilopascals ... 31.999 Oxygen (O2) 64.059 Sulfer Dioxide (SO2) Temperature °F (Farenheit) °C (Celcius) °K (Kelvin) ...

3. Charles's Law

   ... constant, the volume of a mass of gas is proportional to the absolute temperature. The absolute temperature is always 273 Kelvin more than the ...

4. What You Need to Know About CV

   ... atmospheric pressure (60°F and 14.7 psia), T is the absolute temperature  Rankine  (°F + 460). While the CV method is the most ...