标准摘要
[中文适用范围]： 本国际标准规定了使用 25 mbar 空气进行测试时确定塑料管道系统组件流量/压降关系的方法。 注 1 bar = 105 N/m2。 [外文原描述]： ISO 17778:2015 specifies a method for determining the flow rate/pressure drop relationship of components for plastics piping systems when tested using air at 25 mbar.
英文名称Plastics piping systems — Fittings, valves and ancillaries — Determination of gaseous flow rate/pressure drop relationships