Orifice Flange
An orifice flange arrangement supports a compatible orifice plate assembly for differential-pressure flow measurement. Pressure taps, plate dimensions and the mating assembly must be specified together.
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Specification options
Final selection depends on the project specification and confirmed quotation.
Connection
Orifice plate arrangement with specified pressure tapping
Material options
Carbon steel ASTM A105 / A350 LF2; stainless steel ASTM A182 F304/F304L/F316/F316L; alloy grades to specification.
Dimensional standard
ASME B16.5 / B16.47 as applicable to flange size and type. Spectacle blinds and orifice assemblies require their own applicable project standard.
Rating and facing
Specify the required pressure class or PN rating and compatible RF, FF or RTJ facing. Availability depends on type and size.
Dimensions
Nominal size, bore, wall thickness, bolt drilling and finish to the applicable standard or approved drawing.
Applications
Flow measurement installations
Information for your enquiry
Provide flange type, nominal size, material grade, standard, pressure class, facing, pipe bore or schedule, quantity and inspection requirements.
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