BS 4161-5(1990) : 1990被替代
GAS METERS - PART 5 - SPECIFICATION FOR DIAPHRAGM METERS FOR WORKING PRESSURES UP TO 7 BAR
出版：British Standards Institution
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基本信息
标准编号： BS 4161-5(1990) : 1990
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Gives requirements for the construction, performance and marking of positive displacement diaphragm meters for use with 1st and 2nd family gases and for all specified gas working pressures up to 7.0 bar. Includes certain requirements for fire resistance. Includes several appendices and figures.
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