Measurement of fluid flow by means of pressure-differential devices. Guidelines to the effect of departure from the specifications and operating conditions given in ISO 5167-1
通过压差装置测量流体流量 偏离ISO 5167-1中给出的规范和操作条件的影响指南
Provides guidance to assist in estimating flowrate when using pressure differential devices constructed or operated outside the scope of ISO 5167-1.Cross References:ASME 52:1929*NEL-TT 2843*ASME 91 D:1969 *NEL-TT 2834*ISO 5167-1:1991*