Bronze Flow Balancing Valve

Bronze Flow Balancing Valve

Basic information
Basic information
Venturi flowmeter is adopted in the body of a balanced valve with threaded connections to make flow adjustment more accurate and flow monitoring more convenient. Accurately balance the flow of each branch or end of the system.
Features
Features
1. Good sealing, no penetration, easy to adjust the rotation;
2. Small mounting space, accurate and clear opening indication;
3. The use of inclined valve core and stem is more fluid flow in the valve
4. The surface is smooth and clean, and the appearance is delicate and beautiful.
Principle
Principle
The valve regulates the flow rate of medium through its valve body, balancing the valve stem up and down by turning the regulating valve handle, adjusting the flow path and changing the flow curve characteristics. Pressure gauges equipped on the balance valve body are used to measure pressure differential, which can be used to detect and adjust the flow rate. 
Installation and Commissioning
Installation and Commissioning
This valve can be installed either on the water supply pipe or on the water return pipe. Generally, it is recommended to be installed on the water return pipe, especially on the high-temperature loop. For specific use, please consult ZhengFeng Valve Group.

Part

Material

Standard

Body

CuZn39Pb1 / C37000

EN12167/ASTM B135

Bonnet

CuZn39Pb1 / C37000

EN12167/ASTM B135

Trim

CuZn39Pb1 / C37000

EN12167/ASTM B135

Measuring Port

CuZn39Pb1 / C37000

EN12167/ASTM B135

O-Ring

EPDM / NBR

ISO 4633

Handwheel

Nylon

ISO 4633

For the materials options not listed, consult factory.

ZhengFeng manufactures valves in more than 50 different alloys.

Product scope, Standards & Materials
Size Range: 3/4"~2"
Pressure Rating: 10bar ~ 16bar
Face to Face Dimensions: EN 558-1, ASME B 16.10
Flange End Dimension: BS 21
Inspection and Test: ISO 5208 / EN 12226-2

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