PVC U Pneumatic Diaphragm Valve
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- Supplier: Qinhuangdao Yandakeli Plastic Co. Ltd.
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Product Overview
Description
Product Description
PVC-U Pneumatic Diaphragm Valve
Specification:
Size: Dn25 Dn40 Dn50Operating Pressure: PN10 /150PSI
Operating Temperature: PVC(5°C~70°c)
Standard: GB/DIN/ANSI/CNS/JIS/BSPT/NPT
Features
1) The diaphragm valve has a low maintenance membrane actuator which can be controlled by air or inert gases.
2) Normally Closed (NC), Normally Open (NO) and Double Acting (DA) control functions are available.
3) All medium wetting parts and the actuator housing are made of high-grade plastic materials which can be selected to suit the application.
2) Normally Closed (NC), Normally Open (NO) and Double Acting (DA) control functions are available.
3) All medium wetting parts and the actuator housing are made of high-grade plastic materials which can be selected to suit the application.
4) The chemical resistance of the valve is subject to the type of fluid, the temperature,the pressure, as well as the
materials and seals of the valve.
5)Optimized pressure drop due to body design.
6) Stainless steel mounting inserts designed to support the valve. Same distance between the inserts for all DN.
7)Standard hand wheel.
8)EPDM, FKM,or PTFE diaphragm (EPDM backing).
materials and seals of the valve.
5)Optimized pressure drop due to body design.
6) Stainless steel mounting inserts designed to support the valve. Same distance between the inserts for all DN.
7)Standard hand wheel.
8)EPDM, FKM,or PTFE diaphragm (EPDM backing).
Dimension Chart
PVC-U Pneumatic Diaphragm Valve
Application scenarios
PVC-U Pneumatic Diaphragm Valve
Chemical lines | Control and regulate the flow rate of corrosive chemicals and solvents. Serve as a switch or regulating valve in the reactor, storage tank and delivery system. |
The food and beverage industry | Flow control of food grade media such as beer, beverage and fruit juice. Control the flow of detergent and water in the cleaning system. |
Pharmaceutical industry | Control and isolation of active pharmaceutical ingredients (APIs) and other chemicals. For media isolation and process control in a sterile operating environment. |
Water treatment industry | Used for filtration, backwashing, and chemical addition during water treatment. Control the flow and distribution of sewage. |
The oil and natural gas industry | Control the flow of mud and other fluids during drilling and completion operations. Used in refineries for control of various processes. |
Pulp and paper industries | Control the flow of pulp, whitewater, and other chemicals. |
How to choose the appropriate pneumatic diaphragm valve?
When selecting a suitable pneumatic diaphragm valve, the following key factors should be considered:
Type of media: Determine the properties of the medium that you want to control, such as corrosion, viscosity, temperature, whether it contains solid particles, etc. This facilitates the selection of the suitable diaphragm material.
Diaphragm material: according to the chemical properties of the medium selected corrosion resistance, resistance to wear of the diaphragm material. Commonly used materials are PTFE (polytetrafluoroethylene), rubber, plastic, etc.
Valve body material: the material of the valve body should also be compatible with the medium, the common materials are stainless steel, plastic, aluminum, etc.
Valve size: select the appropriate valve size according to the pipe size and flow requirements.
Operating pressure: Make sure that the rated operating pressure of the selected valve meets the system requirements.
Temperature range: The applicable temperature range of the valve shall meet the operating temperature of the medium.
Connection mode: select the corresponding valve according to the connection mode of the pipe (such as flange connection, thread connection, etc.).
Control system: Consider how the pneumatic diaphragm valve will be integrated into your control system, including the required signal type and interface.
Maintenance and operation: Consider the maintenance requirements and operation frequency of the valve.
Budget: Consider budget constraints based on all the above requirements.
Diaphragm material: according to the chemical properties of the medium selected corrosion resistance, resistance to wear of the diaphragm material. Commonly used materials are PTFE (polytetrafluoroethylene), rubber, plastic, etc.
Valve body material: the material of the valve body should also be compatible with the medium, the common materials are stainless steel, plastic, aluminum, etc.
Valve size: select the appropriate valve size according to the pipe size and flow requirements.
Operating pressure: Make sure that the rated operating pressure of the selected valve meets the system requirements.
Temperature range: The applicable temperature range of the valve shall meet the operating temperature of the medium.
Connection mode: select the corresponding valve according to the connection mode of the pipe (such as flange connection, thread connection, etc.).
Control system: Consider how the pneumatic diaphragm valve will be integrated into your control system, including the required signal type and interface.
Maintenance and operation: Consider the maintenance requirements and operation frequency of the valve.
Budget: Consider budget constraints based on all the above requirements.
Combining these factors, we can ensure that the pneumatic diaphragm valve that both meets the technical requirements and is economically reasonable. When choosing, it is recommended to consult with professional suppliers or manufacturers for more specific advice and technical support.
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