EN ISO 9300 : 2005现行
MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURI NOZZLES
出版：Comite Europeen de Normalisation
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基本信息
标准编号： EN ISO 9300 : 2005
标准类别：Standard
出版单位：Comite Europeen de Normalisation
标准页数：0
标准简介
Specifies the geometry and method of use (installation in a system and operating conditions) of critical flow Venturi nozzles (CFVN) used to determine the mass flow-rate of a gas flowing through a system. It also gives the information necessary for calculating the flow-rate and its associated uncertainty.
