DAEHAN INSTRUMENT

ISO 9001/14001 Certified Manufacturer

Flow Nozzle

ISO 5167-3 Standard Flow Nozzle

Optimized design for high temperature and pressure steam and gas measurement

Product Overview

The flow nozzle combines the advantages of orifice plates and Venturi tubes. It excels particularly in measuring high-velocity fluids, high-temperature steam, and erosive fluids.

Key Features

ISA 1932 nozzle and long radius nozzle designs

Compliant with ISO 5167-3 standard

Applicable for high temperature (650°C) and pressure (420 bar)

50% lower pressure loss compared to orifice

Strong durability against wear and erosion

Technical Specifications

Pipe Diameter 50mm - 500mm
β Ratio 0.3 - 0.8
Reynolds Number 10⁴ - 10⁷
Accuracy ±0.8% - ±1.2%
Materials Stainless Steel, Chrome-Moly Steel, Inconel

Applications

Boiler main steam flow measurement

Turbine inlet steam flow

Compressed air systems

Natural gas high pressure lines

Chemical process high temperature fluids

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