Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

This is an AMP page - Open full page! for all features.

Fuel Gases - Combustion Values

Sponsored Links

Combustion (heat) values for some fuel gases:

Fuel GasCombustion Value

Specific Gravity
Acetylene 1498 0.91
Blast furnace gas 92 1.02
Butane 3184 1.95 (heavier than air)
Butylene (Butene) 3077 1.94
Carbon Monoxide 323 0.97
Carburated Water Gas 550 0.63
Coke oven 570 0.40
Digester (Sewage) Gas 690 0.80
Ethane 1783 1.06
Hydrogen 325 0.07
Manufactured Gas 500 - 600
Methane 1011 0.55
Natural Gas 950 - 1150 0.660 - 0.708 (lighter than air)
Propane 2504 1.77 
Propane-Butane Mix 2500 - 3200
Propylene (Propene) 2332 1.45
Water Gas (bituminous) 261 0.71
  • 1 Btu/ft3 = 8.9 kcal/m3 = 3.73x104 J/m3
Sponsored Links

Related Topics


Combustion processes and their efficiency. Boiler house and chimney topics. Properties of fuels like oil, gas, coal and wood and more. Safety valves and tanks.

Related Documents

Butane - Dynamic and Kinematic Viscosity vs. Temperature and Pressure

Online calculators, figures and tables with dynamic and kinematic viscosity of liquid and gaseous butane, C4H10, at varying temperarure and pressure, SI and Imperial units.

Fuel Gases - Wobbe Index

Wobbe index for fuel gases like propane, butane, methane and more.

Fuels - Combustion Air and Flue Gases

Combustion air and flue gas for common fuels - coke, oil, wood, natural gas and more.

Gases - Gross and Net Heat Values

Gross heat and net heat values for gases like hydrogen, methane and more.

Heating Fuels - Cost Comparing

Cost comparison formulas for heating fuels like Natural Gas, Propane LP Gas, Fuel Oil and Electricity.

Paraffins and Alkanes - Combustion Properties

Properties like heat values, air/fuel ratios, flame speed, flame temperatures, ignition temperatures, flash points and flammability limits.

Sponsored Links

Search Engineering ToolBox

  • the most efficient way to navigate the Engineering ToolBox!

SketchUp Extension - Online 3D modeling!

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro . Add the Engineering ToolBox extension to your SketchUp from the Sketchup Extension Warehouse!


We don't collect information from our users. Only emails and answers are saved in our archive. Cookies are only used in the browser to improve user experience.

Some of our calculators and applications let you save application data to your local computer. These applications will - due to browser restrictions - send data between your browser and our server. We don't save this data.

Google use cookies for serving our ads and handling visitor statistics. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected.

AddThis use cookies for handling links to social media. Please read AddThis Privacy for more information.