Fuel Gases - Wobbe Index

Wobbe index for fuel gases like propane, butane, methane and more. The Wobbe Index indicates the interchange ability of a fuel gas and is the best indicator of similarity between natural gas and a specific propane-air mixture.

Fuel GasUpper Wobbe Index (kcal/Nm³)Lower Wobbe Index (kcal/Nm³)
Hydrogen115289714
Methane1273511452
Ethane1629814931
Ethylene1525314344
Natural Gas1283711597
Propane1937617814
Propylene1841317180
n-Butane2206620336
Iso-Butane2198020247
Butylene-12114219728
LPG2075519106
Acetylene1465514141
Carbon Monoxide30603060