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Orifice Plates - Flow Nozzles - Straightening Vanes
Performance Specifications
• Suitable for pipe sizes from:
1/2"(13mm) to 48"(1200mm)

• Integral transmitter mount 3 or 5 valve manifold (IT3V)
with meter runs

• Mass flow measurement with dynamic process
compensation for pressure, temperature and DP with
multivariable transmitter

• Mount type:
Flanged (up to 2500psi/165 Bar)

• ASME Straightening vanes (Tube bundle)
Flanged and insert types

• Meter Runs as per ASME-PTC-6

• Design Standards: ASME/MFC-3M,ISO-5167,
AGA Report #3

• Materials: CS, SS, Alloy 20, Chrome Moly, Monel,
Hastelloy, Duplex SS, etc.
±1% of rate (Orifice plate)
±0.5% of rate (Flow nozzle)
±0.25% of rate (PTC-6nozzle)
±0.1% of rate
Process Temperature:
Up to 2000°F (1100°C)
Pressure Rating:
Up to 3000psi (200Bar)
Minimum Reynolds Number:
10,000 Rd
Permanent Pressure Loss (PPL):
Depends on pipe size and Beta ratio
Turn Down Ratio (TDR):
10 to 1 and higher with stacked transmitters
Discharge Coefficient:
Stable over the entire flow range
Maximum Viscosity:
Up to 200 CP - CentiPoise (MPAS)

Pictures (click to enlarge)
Orifice plates
Orifice plates
Integral plate with meter run
Integral plate with meter run
Weld-in type vanes
Weld-in type vanes
Insert type straightening vane
Insert type straightening vane
Orifice plates with flanges
Orifice plates with flanges
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