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Fanning friction factor

characteristic number for the friction on the wall of a fluid in a pipe
Class type of: characteristic number Q2004420

Facts

9 properties
Subclass of
characteristic number[2]
Defining formula
f_{\mathrm{n}} = \frac{2 \tau}{\rho v^2}[4]
Described by source
ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers[3]
ISQ dimension
1[5]
In defining formula
f_{\mathrm{n}}, \tau, \rho, v[7][8][9][10]
Maintained by WikiProject
WikiProject Mathematics[6]
Named after
John T. Fanning[1]
Quantity symbol (LaTeX)
f_{\mathrm{n}}, f[11][12]
Recommended unit of measurement
1[13]
🏷️ Also known as
en Fanning friction factor en Fanning friction number en Fanning number de Fanning-Zahl es número de Fanning es factor de fricción de Fanning fa ضریب اصطکاک فانینگ fr nombre de Fanning hu Fanning-szám it Numero di Fanning ja ファニング摩擦係数 ja 管摩擦係数 pt Fator de atrito de Fanning tr Fanning sürtünme faktörü zh 范宁摩擦系数 zh 范寧摩擦因子 zh 范甯摩擦係數 zh-hans 范寧摩擦因子 zh-hant 範寧摩擦係數 zh-hant 範寧摩擦因子
🔖 Identifiers · 2
Freebase ID
/m/07t119
Microsoft Academic ID (discontinued)
37747153

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🔗 Connections
Maintained by WikiProject 1
WikiProject Mathematics
Subclass of 1
characteristic number
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References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [1] ↑ . wikidata.org.
  2. [2] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.
  5. [5] ↑ . wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . wikidata.org.
  9. [9] ↑ . wikidata.org.
  10. [10] ↑ . wikidata.org.
  11. [11] ↑ . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.
  12. [12] ↑ . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.
  13. [13] ↑ . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Fanning friction factor. Retrieved November 12, 2026, from https://4ort.xyz/entity/fanning-friction-factor
MLA “Fanning friction factor.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Nov. 2026, https://4ort.xyz/entity/fanning-friction-factor.
BibTeX @misc{4ortxyz_fanning-friction-factor_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Fanning friction factor}}, year = {2026}, url = {https://4ort.xyz/entity/fanning-friction-factor}, note = {Accessed: 2026-11-12}}
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