Useful Calculators
Minmum Cv Calculator for Gases
Flow Rate (SCFM)
Inlet Pressure (PSIA)
Outlet Pressure (PSIA)
Please Select...
Acetylene 0.91
Air 1.00
Ammonia 0.60
Argon 1.38
Butane 2.08
Carbon Dioxide 1.53
Carbon Monoxide 0.9
Chlorine 2.48
Ethane 1.05
Ethylene 0.98
Fluorine 1.31
Helium 0.14
Hydrogen 0.07
Hydrogen Bromide 2.82
Hydrogen Sulfide 1.19
Methane 0.554
Natural Gas 0.61
Neon 0.64
Nitric Oxide 1.037
Nitrogen 0.972
Nitrous Oxide 1.53
Oxygen 1.11
Ozone 1.66
Phosphine 1.83
Propane 1.55
Propylene 1.38
Steam 0.62
Sulfur Dioxide 2.26
Specific Gravity (relative to air at 60°F)
Temperature (°F)
ΔP
Minimum Allowable Cv (select a regulator with a Cv at least twice this value)