NF X20-517*NF EN ISO 15970:2014 Natural gas - Measurement of properties - Volumetric properties : density, pressure, temperature and compression factor
This International Standard specifies the requirements and procedures for the measurement of natural gas characteris ics which are mainly used for the calculation and conversion of volumes: density at reference and network conditions, pressure, temperature and compression factor .
NF X20-517*NF EN ISO 15970:2014 Referenced Document
ISO 10715 Natural gas — Gas sampling*， 2022-10-04 Update
ISO 12213-1 Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines
ISO 2186 Fluid flow in closed conduits - Connections for pressure signal transmissions between primary and secondary elements
ISO 5167-1 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full — Part 1: General principles and requirements*， 2022-06-16 Update
ISO 6976 Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition*， 2016-08-01 Update
NF X20-517*NF EN ISO 15970:2014 history
2014NF X20-517*NF EN ISO 15970:2014 Natural gas - Measurement of properties - Volumetric properties : density, pressure, temperature and compression factor