NEN ISO 4411:1987被替代
Hydraulic Fluid Power - Valves - Determination Of Pressure Differential/flow Characteristics
出版：Nederlands Normalisatie Instituut
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基本信息
标准编号： NEN ISO 4411:1987
发布时间：1987/8/1 0:00:00
标准类别：Standard
出版单位：Nederlands Normalisatie Instituut
标准页数：12
标准简介
Defines methods for determining, under steady conditions, the pressure differential caused by the flow through any given path in a hydraulic fluid power valve. Requirements for test installations, procedures and presentation of results are also defined.
替代本标准的新标准
等同采用的国际标准
ISO 4411:1986 - Identical
