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UNI UNI EN ISO 6976: Natural gas - Calculation of calorific values, density, relative density and Wobbe index from composition

Publication Date: Jan 17, 2008
SDO: UNI: Ente Nazionale Italiano di Unificazione
 DOD Adopted   ANSI Approved Approved

This International Standard specifies methods for the calculation of the superior calorific value, inferior calorific value, density, relative density and Wobbe index of dry natural gases, natural gas substitutes and other combustible gasseous fuels, when the composition of the gas by mole fraction is known. The methods provide a means of calculating the properties of the gas mixture at commonly used metric reference conditions.

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