AS 2360.1.2-1993 封闭管道中流量的测量.压力差法.使用量孔板和喷嘴进行测量.直径小于50mm的管道
Measurement of fluid flow in closed conduits - Pressure differential methods - Measurement using orifice plates or nozzles - Conduits with diameters less than 50 mm
Specifies the geometry and method of use for conical entrance, quarter circle and eccentric orifice plates. The Standard applies to conduits with diameter less than 50 mm. It is identical with and has been reproduced from BS 1042: Section 1.2:1989.