Flow Elements

ORIFICE INTEGRAL ASSEMBLY

ORIFICE INTEGRAL ASSEMBLY

ORIFICE INTEGRAL ASSEMBLY

Product Description

Orifice Integral Assembly is a compact and accurate differential pressure–based flow measurement solution designed to be mounted directly on a DP transmitter. The integral design eliminates impulse tubing, reducing leakage points, installation errors, and startup time commonly associated with conventional orifice installations. Available in line sizes from 15 NB to 50 NB, it ensures reliable flow measurement with accuracy up to ±2% of full scale. The assembly includes an integral orifice plate, body, studs, nuts, and gaskets, forming a complete and robust flow meter solution. Offered in carbon steel and stainless steel constructions, it supports various process requirements and applications. With socket weld, threaded, or flanged end connections and optional upstream/downstream piping, it is ideal for compact process installations in industrial flow measurement systems.

Product Parameters

Configure the transmitter and electronics based on application, environment, and compliance requirements.

Line Size

15 NB to 50 NB (½” – 2” NB)

Accuracy

±2% of F.S.

Material of Plate

AISI 316, AISI 304, Hastelloy C, Monel, Other as per requirement

Material of Body

A351-CF8M, A216-WCB, A105, A182-F316

Material of Gasket

P.T.F.E.

Need more technical details?

Download the complete product catalogue for detailed specifications, dimensions, certifications, and application guidance.

Applications

Electronet instruments are widely deployed across multiple industries and utilities for reliable monitoring and control of critical process parameters.

IndustryKey Applications (Orifice Integral Assembly)
Oil & Gas / PetrochemicalLow-flow gas and liquid measurement in small-bore sample lines, fuel gas headers, seal gas monitoring for compressors, and high-pressure chemical injection lines.
Chemical, Process & PharmaceuticalPrecision dosing lines, catalyst feeding, inert gas purging (nitrogen blankets), high-pressure solvent flow metering, and pilot plant process lines.
Nuclear Power & Power GenerationSampling line flow verification, steam trace lines, chemical treatment additive metering, and auxiliary cooling water circuit monitoring.
Fertilizer IndustryMeasurement of purge gas lines, liquid ammonia metering in synthesis loops, process steam distribution lines, and additive dosing pipes.
Steel & Cement IndustryFlow monitoring of combustion air, natural gas/coke oven gas burners, hydraulic system oil flow, and furnace cooling spray lines.
Automation & ManufacturingCompressed air balancing, nitrogen consumption tracking on packaging/assembly machinery, test bench flow calibration, and hydraulic fluid metering.
HVAC & FMCG IndustryPrimary steam sub-metering, condensate return flow tracking, chilled water balancing on branch lines, and clean utility gas distribution.
Food Industry / Dairy & MilkCulinary steam measurement, carbon dioxide (CO2) dosing lines, utility air metering, and boiler feedwater balance.
Water & Wastewater TreatmentAeration blower air metering, chlorine gas/ozone dosing control lines, and chemical coagulant feed piping.
Textile Industry

Key Features

Core capabilities and advantages of the product.

  • Designed to be mounted to the Differential Pressure Transmitter directly.
  • Eliminate the three measurement inaccuracies recorded in small orifice line installation.
  • Available from 15 NB to 50 NB in size.
  • Eliminate impulse tubing, reduce leakage points, and decrease startup time.
  • Available in Material: C.S. & S.S.
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