This database provides default values for the composition and properties of common flue gas materials. The data is used in process heat and combustion calculations for engineering analysis.
Default Flue Gas Material Data
The following table lists the default substances and their properties:
| Substance | CH4 (%) | C2H6 (%) | N2 (%) | H2 (%) | C3H8 (%) | C4H10/CnH2n (%) | H2O (%) | CO (%) | CO2 (%) | SO2 (%) | O2 (%) | Heating Value \([\unit{\btu\per\scf}]\) | Heating Value \([\unit{\btu\per\cubicFoot}]\) | Specific Gravity |
| Typical Natural Gas - US | 87 | 8.5 | 3.6 | 0.4 | 0 | 0 | 0 | 0 | 0.4 | 0 | 0.1 | 22030.67 | 1032.45 | 0.657 |
| Coke Oven Gas | 33.9 | 5.2 | 3.7 | 47.9 | 0 | 0 | 0 | 6.1 | 2.6 | 0 | 0.6 | 19185.93 | 610.52 | 0.446 |
| Blast Furnace Gas | 0.1 | 0 | 56.4 | 2.4 | 0 | 0 | 3.4 | 23.3 | 14.4 | 0 | 0 | 1080.68 | 83.61 | 1.087 |
| Hydrogen | 0 | 0 | 0 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61095.0 | 325 | 0.075 |
- Note
- Values are representative and may vary with source and measurement conditions.
- See also
- Gas Flue Gas Material Calculator
