Shanghai Nellway Valve Co., Ltd.

400X water flow control valve

Flow control valves

400X water flow control valve

The 400X Water Flow Control Valve is highly efficient. It is designed for accurate regulation of water flow in a wide range of applications. This valve is commonly used in municipal water supply systems. It also plays a key role in industrial water control networks and irrigation systems. The valve ensures stable water flow, even with system pressure fluctuations. This contributes to the efficient and safe distribution of water.
NameparameterNameparameter
Nominal DiameterDN50-DN500ConnectionFlange(RF,MF,RJ)
Nominal PressurePN10-PN16Drive ModeElectric,Pneumatic,Manual,Hydraulic
Medium Temperature-29-300℃SealingSoft seal/Hard seal
MaterialCarbon steel:A216 WCB;WCC; A105

Stainless steel:304;316;304L;316L

GGG40(GJS-400-15);GGG50(GJS-500-7)

Design StandardsAPI、ANSI、DIN、GB
Working ConditionsChemical; Petroleum; Natural gas; Water; Paper; MetallurgyMediumWater;Gas

400X water flow control valve Introduction and explanation

Table of Contents

400X water flow control valve parameter

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400X Water Flow Control Valve Product Introduction

Product Overview:

The 400X Water Flow Control Valve is highly efficient. It is designed for accurate regulation of water flow in a wide range of applications. This valve is commonly used in municipal water supply systems. It also plays a key role in industrial water control networks and irrigation systems. The valve ensures stable water flow, even with system pressure fluctuations. This contributes to the efficient and safe distribution of water.


Working Principle:

The 400X Water Flow Control Valve operates based on a hydraulic control system. It uses the pressure difference between upstream and downstream water. This allows the valve to adjust its opening automatically. A pilot valve senses pressure and flow rate changes in the system. It sends signals to the main valve. These signals cause the main valve to adjust its position, regulating the flow rate to a predetermined value.

  1. Pilot Valve Control:

– The pilot valve controls water flow by responding to system pressure changes. When the flow exceeds the set value, the pilot valve reduces water entering the main valve. This causes the main valve to close partially. When the flow is below the set value, the pilot valve increases the flow. This opens the main valve more fully.

  1. Diaphragm Actuation:

– The main valve is actuated by a diaphragm. The diaphragm responds to the signals from the pilot valve. Its movement adjusts the valve’s opening. This design ensures quick responses to pressure fluctuations. It provides precise control over water flow.


Key Features:

  1. Accurate Flow Regulation:

– The 400X valve provides precise water flow control. It maintains a consistent flow rate even under varying pressure conditions. This ensures stable and efficient operation.

  1. Hydraulic Operation:

– The valve uses water pressure for automatic adjustment. It does not need external power sources. This makes the valve energy-efficient.

  1. Robust Construction:

– The valve body is made from high-quality materials like ductile iron, stainless steel, or carbon steel. This provides excellent durability and corrosion resistance. Internal components are stainless steel or brass, ensuring long-term reliability.

  1. Wide Pressure Range:

– The valve handles pressures from 0.2 MPa to 1.6 MPa (2 to 16 bar). This makes it suitable for both low and high-pressure systems. Available sizes typically range from DN50 to DN600.

  1. Adjustable Flow Rate:

– The pilot system allows easy adjustment of the flow rate. This helps maintain specific flow levels. The valve provides stable performance across a wide range of system conditions.

  1. Low Maintenance:

– Its simple structure and durable materials reduce maintenance needs. It is easy to disassemble and reassemble. This simplifies routine servicing and reduces downtime.


Advantages:

  1. Precise Control:

– The valve provides stable and accurate flow regulation. This prevents system pressure fluctuations.

  1. Energy-Efficient:

– The hydraulic operation requires no external power source. This contributes to energy savings.

  1. Durable Design:

– The valve is constructed from corrosion-resistant materials. It ensures long service life and minimal maintenance.

  1. Wide Application Range:

– The valve is suitable for municipal water supply, irrigation, and industrial systems.

  1. Safety Features:

– It protects the system from pressure surges and water hammer. This prevents potential damage.


Applications:

– Municipal Water Systems: The valve maintains consistent flow rates in city water networks.

– Irrigation Systems: It ensures even water distribution across large agricultural fields.

– Industrial Water Systems: The valve regulates water flow in industrial processes. This helps optimize water use and system efficiency.

– Fire Protection Systems: It controls water supply in fire protection systems, ensuring steady flow during emergencies.


Conclusion:

The 400X Water Flow Control Valve is a reliable solution for regulating water flow. Its hydraulic operation, durable construction, and precise control make it ideal. The valve is suitable for municipal, industrial, and irrigation systems. Its low maintenance and energy efficiency ensure long-term, cost-effective performance.

400X water flow control valve Parameter

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