BS PD ISO/TR 15377:2018 describes the geometry and method of use for conical-entrance orifice plates, quarter-circle orifice plates, eccentric orifice plates and Venturi tubes with 10,5° convergent angles. Recommendations are also given for square-edged orifice plates and nozzles under conditions outside the scope of ISO 5167.
Cross References:
ISO 4006
ISO 5167-1
ISO 5167-3:2003 Ed 1
ISO 5167-2:2003 Ed 1
ISO 5167-4:2003 Ed 1
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