adiabatic 

Adiabatic flame temperature (constant volume) of common gases/Materials
Fuel Oxidizer Tad (°C) Tad (°F)
Acetylene (C2H2) air 2,500 4,532
Acetylene (C2H2) Oxygen 3,480 6,296
Butane (C4H10) air 1,970 3,578
Butane (C4H10) Oxygen 2,718 4,925
Hydrogen (H2) air 2,210 4,010
Hydrogen (H2) Oxygen 3,200 5,792[1]
Methane (CH4) air 1,950 3,542
Natural gas air ~1,950 ~3,542
Propane (C3H8) air 1,980 3,596
Propane (C3H8) Oxygen 2,526 4,579
MAPP gas Methylacetylene (C3H4) air 2,010 3,650
MAPP gas Methylacetylene (C3H4) Oxygen 2,927 5,301
Wood air 1,980 3,596

 

Adiabatic Temperature