ISO 5167-2 primary element
Standard Orifice Plates — ISO 5167 DP Flow Meter
A proven differential-pressure primary element for liquids, gases and steam, manufactured for traceable dimensions and repeatable installation.
Standard Orifice PlatesEngineered for the service
Per ISO 5167-2:2022, standard orifice plate assemblies provide a robust, well-understood measurement path for process control and eligible custody-transfer applications. Shizhong supports project-specific material, tapping and flange requirements.
Key design features
Standardized calculation basis
Multiple pressure-tap arrangements (corner, flange, D-D/2)
Replaceable primary element
Project-specific materials and ratings
Typical applications
01
Oil and gas metering
02
Steam and feedwater
03
Chemical process lines
04
Custody-transfer projects
Final specifications are confirmed against process data, piping, material, pressure class, applicable code and metrology requirements.
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ISO 9001TS Licensed30+ PatentsSince 1989