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Flange End Water Flow Meter 20mm Class B is a precision-engineered instrument designed for measuring the volume of water passing through a pipeline. Widely used in domestic, agricultural, and industrial settings, this type of water meter offers accurate water flow measurement, easy installation, and long-lasting performance. If you’re searching for a reliable and durable 20mm water meter with flange ends, this Class B flow meter is an ideal choice.
Key Features of Flange End Water Flow Meter
Size: 20mm nominal bore (NB)
Type: Flanged end connection
Class: B (ISO 4064 Standard)
Material: Brass, Cast Iron, or Stainless Steel body (varies by model)
Display: Mechanical register, clear dial with 360° rotatable lid
Accuracy: High accuracy in both low and high flow conditions
Working Pressure: Up to 16 bar
Temperature Range: Suitable for cold potable water
Applications of Flange End Water Flow Meter
This 20mm Flange Water Flow Meter is suitable for:
Residential water supply monitoring
Commercial building water systems
Agricultural irrigation systems
Industrial fluid distribution
Municipal waterworks
Advantages of Flange Water Flow Meter
Precise water measurement: Complies with Class B accuracy standards
Robust construction: Suitable for outdoor and underground installations
Easy maintenance: Detachable mechanism for quick service
Cost-efficient: Long lifespan with minimal operational costs
Installation Guidelines
When installing a 20mm Flanged Water Meter, ensure:
The flow direction arrow matches pipe flow
Proper gaskets are used between flanges
The pipeline is flushed before installation to remove debris
It is mounted horizontally (unless otherwise specified)
Technical Specifications
Parameter
Specification
Nominal Diameter (DN)
20mm
Meter Class
Class B
Maximum Flow (Qmax)
Typically 3.0 m³/h
Nominal Flow (Qn)
Typically 1.5 m³/h
Minimum Flow (Qmin)
Typically 0.03 m³/h
Pressure Rating
PN16
Accuracy Class
ISO 4064 / OIML R49 Class B
Conclusion
If you’re in need of a reliable, accurate, and standard-compliant 20mm Class B Flanged Water Flow Meter, this product is a solid investment. Its robust build, flanged connections, and compliance with international standards make it suitable for a wide range of water metering applications.
