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Primary flow elements

Orifice plates, meter runs, flow and Venturi nozzles, Venturi tubes, pitot tubes and restriction orifices are part of our portfolio of primary flow elements. All our primary flow elements are designed in accordance with the principles and requirements of international standards (ISO 5167/ISO TR 15377, ASME MFC, ASME PTC6, BS 1042, DIN 19206, UNI 10023). We offer calibration certificates in accordance with the ASME PTC6, ISPESL and IBR standards.

With our extensive product range we are able to cover almost all industrial applications. Customised solutions can be developed to meet your specific needs.

Sales contact

WIKA Instruments Ltd.

Tel.:
+64 9 847 9020
Fax:
+64 9 846 5964
info.nz@wika.com
FAQ
All FAQ

Is a calibration required with a primary flow element?

With primary flow elements that have been manufactured to the defined tolerances no calibration is required. A calibration is generally required for applications where a higher measurement accuracy is required, e.g. for custody transfer or performance test applicat ... More

How does cavitation occur?

Cavitation occurs with high flow velocities or when an object moves through a flow with high velocity. It can also occur if the local pressure declines to some point below the vapour pressure of the liquid and subsequently rises above it.

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