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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF X20-543-5 ; NF EN ISO 20765-5:2022-05-04
Natural gas - Calculation of thermodynamic properties - Part 5: calculation of viscosity, Joule-Thomson coefficient, and isentropic exponent

Title (German)

Erdgas - Berechnung der thermodynamischen Eigenschaften - Teil 5: Berechnung der Viskosität, Joule-Thomson-Koeffizient und Isentropenexponent

Edition 2022-05-04

Original language French

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF X20-543-5 ; NF EN ISO 20765-5:2022-05-04 Natural gas - Calculation of thermodynamic properties - Part 5: calculation of viscosity, Joule-Thomson coefficient, and isentropic exponent

Want to learn more?

NF X20-543-5 ; NF EN ISO 20765-5:2022-05-04
Natural gas - Calculation of thermodynamic properties - Part 5: calculation of viscosity, Joule-Thomson coefficient, and isentropic exponent