°Fv2rev 12026-03-17
degree Fahrenheit
0112/2///62720#UAA039
unit of the temperature of which the scale is defined by two fixe-points, the temperatures of freezing point (32 °F) and boiling point (212 °F) of water at normal pressure (air pressure of 1 013,25 hPa)
unitVersion history4#
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Metadata#
- Note
- For the numerical value of Fahrenheit temperature and the accordant thermodynamic temperature the following relation is valid: - for absolute temperature: {δ}Fahrenheit = {T}Kelvin • 1,8 - 459,67 - for temperature differences: {Δδ}Fahrenheit = {ΔT}Kelvin • 1,8
- Version
- 2
- Revision
- 1
- Status
- Standard
- Publisher
- IEC
- Published in
- IEC 62720
- Responsible committee
- IEC/SC 3D
- Change request
C00192- Dates
- Current version: 2026-03-17
- Current revision: 2026-03-17