An industrial wafer butterfly valve is a quarter-turn valve installed between pipe flanges. It uses a disc to regulate or stop flow within the pipeline. Its wafer-style body helps reduce installation space and weight compared with some full flanged configurations. This makes it practical for many utility, process, and auxiliary systems.
SDF manufactures and supplies these valves for power generation, petrochemical, oil and gas, chemical processing, metallurgy, marine and shipbuilding, natural gas, pharmaceutical, nuclear energy, and renewable energy projects. For buyers who need more than an off-the-shelf solution, we provide technical selection support and custom engineering. Our team reviews medium, pressure, temperature, flange compatibility, sealing demand, and automation requirements.
The wafer type butterfly valve is valued for its compact body structure, simple operation, and adaptability across many industrial pipeline systems. Because it is mounted between flanges, it can help save installation space. Reliable open-close control depends on selecting the correct body, disc, stem, and seat materials.
For plants that require local and automated operation, wafer-style configurations can be matched with lever handles, gear operators, pneumatic actuators, or electric actuators. This allows the same valve category to serve manual isolation, remote operation, and process automation.
SDF supplies wafer butterfly valves in multiple configurations to support different pipeline layouts and control methods. The correct selection depends on the intended duty. Common applications include local manual isolation, automated on-off service, control system integration, and project-specific operating conditions.
As a wafer butterfly valve supplier with integrated R&D, manufacturing, testing, and engineering support, SDF can review operating data and recommend a practical configuration. Typical selection factors include nominal size, pressure rating, medium, temperature, sealing requirement, flange standard, actuator type, and inspection requirements.
| Configuration | Typical Use | Selection Notes |
|---|---|---|
| Manual wafer butterfly valve | Local shutoff and isolation | Suitable where automatic control is not required. Lever or gear operation may be selected according to size and torque needs. |
| Pneumatic wafer butterfly valve | Automated on-off control and plant automation | Commonly selected for remote operation, fast cycling, and integration with pneumatic control systems. |
| Electric wafer butterfly valve | Remote control and electrical automation | Suitable when electrical actuation is preferred or compressed air is not available at site. |
| Custom wafer butterfly valve | Project-specific industrial service | Can be engineered around material, sealing, actuator, flange, coating, testing, and documentation requirements. |
A manual wafer butterfly valve is typically used for local open-close control where frequent remote operation is not necessary. Lever-operated options are often considered for smaller or lower-torque duties. Gear-operated designs may be selected when smoother operation or higher operating torque is required.
This configuration is suitable for general isolation and utility pipeline service. The valve materials and sealing structure must match the working medium and operating conditions. SDF can help buyers review pipe size, working pressure, and installation space before selecting the operation method.
Pneumatic actuation is used where automated operation, remote control, or faster cycling is required. It can be integrated into plant automation systems for on-off control. Final suitability depends on control logic, actuator selection, and site air supply conditions.
Electric actuation is suitable for pipelines requiring remote operation through electrical control. It is commonly selected when compressed air is unavailable or electrical control is preferred. Buyers should confirm power supply, control signal, operating environment, open-close speed, and feedback requirements. SDF can assist with actuator selection and valve configuration according to project conditions.
For applications with special operating requirements, SDF can support custom configurations involving body material, disc material, stem material, seat material, actuation method, flange compatibility, coating, and inspection requirements. Custom engineering is especially important for corrosive media, elevated temperatures, frequent cycling, or strict documentation requirements.
Our integrated capabilities cover R&D, manufacturing, testing, technical selection support, installation guidance, and after-sales service. This helps industrial buyers source valves that match pipeline parameters and project procurement standards.
Wafer Butterfly Valve specifications should be confirmed according to the selected design and actual working conditions. SDF's broader industrial valve portfolio covers DN10 to DN4000. It also covers pressure ratings from 1.6 MPa to 80.0 MPa, pressure classes from Class 150 to 4500, and temperature capabilities from -196°C to 1100°C. Final parameters depend on the model, material, sealing structure, and application.
The table below provides common procurement parameters for evaluating an industrial wafer butterfly valve. For accurate selection, buyers should provide drawings, data sheets, project standards, and operating conditions for technical review.
| Specification Item | Available / Selection Basis |
|---|---|
| Nominal size | Available by project requirement and selected valve model. SDF's broader valve manufacturing range includes DN10 to DN4000. |
| Pressure rating / pressure class | Selected according to working pressure, design pressure, flange standard, and service conditions. |
| Body material | Selected according to medium, corrosion resistance, pressure, temperature, and project requirements. |
| Disc material | Selected according to fluid compatibility, sealing demand, abrasion conditions, and operating temperature. |
| Stem material | Selected according to torque, corrosion resistance, strength, and cycling requirements. |
| Seat material | Selected according to sealing performance, medium, temperature, pressure, and chemical compatibility. |
| Connection type | Wafer-style installation between compatible pipe flanges. |
| Operation type | Manual lever, gear operator, pneumatic actuator, or electric actuator by project requirement. |
| Applicable medium | Water, gas, utility fluids, process fluids, and other media depending on final material and sealing selection. |
| Temperature range | Determined by body, disc, stem, and seat material selection. Project review is recommended. |
| Applicable standards | Selected according to project specification, pipeline standard, inspection requirements, and destination market requirements. |
| Testing and inspection | Factory testing and inspection can be arranged according to product design and project requirements. |
Material and sealing selection is one of the most important steps when sourcing wafer butterfly valves. The body, disc, stem, and seat must be compatible with the fluid, pressure, temperature, corrosion level, abrasion risk, required sealing performance, and expected cycling frequency.
For general utility service, the selection focus may be economical sealing and reliable operation. For chemical processing, petrochemical, oil and gas, metallurgy, or power-related systems, closer review may be required. Our engineering team can evaluate corrosion, thermal exposure, pressure conditions, and plant standards. We then recommend suitable material and seat configurations according to the project.
| Selection Factor | Why It Matters | Information to Provide |
|---|---|---|
| Medium | Determines material compatibility and sealing structure. | Fluid name, concentration, cleanliness, solids content, and corrosion characteristics. |
| Temperature | Affects seat selection, sealing performance, and material stability. | Normal operating temperature and maximum temperature. |
| Pressure | Influences body rating, flange compatibility, and sealing requirements. | Working pressure, design pressure, and pressure fluctuation conditions. |
| Cycling frequency | Impacts actuator selection, seat wear, and long-term operation. | Estimated open-close frequency and automation requirements. |
| Installation environment | May affect coating, actuator protection, and maintenance access. | Indoor or outdoor use, humidity, marine exposure, space limits, and control system needs. |
Wafer Butterfly Valve applications include industrial pipeline shutoff, isolation, and flow control. They are useful where compact installation and quarter-turn operation are beneficial. Final suitability depends on valve size, pressure rating, materials, seat structure, temperature, and operating medium.
SDF supplies industrial valves for power generation, petrochemical, chemical processing, oil and gas, metallurgy, marine and shipbuilding, natural gas, pharmaceutical, nuclear energy, and renewable energy projects. Wafer-style butterfly valves may be used in circulating water, cooling water, air and gas, utility lines, process fluid lines, and auxiliary systems when properly selected.
| Industry | Typical Pipeline Use | Selection Focus |
|---|---|---|
| Power generation | Auxiliary systems, cooling water, utility pipelines | Pressure, temperature, reliability, and project documentation. |
| Chemical and petrochemical | Process fluid lines and utility systems | Corrosion resistance, seat compatibility, and sealing performance. |
| Oil and gas / natural gas | Utility, isolation, and process support lines | Pressure rating, material compatibility, and safety-related project standards. |
| Metallurgy | Cooling, gas, and auxiliary pipelines | Abrasion, temperature exposure, and operating environment. |
| Marine and shipbuilding | Shipboard utility and auxiliary systems | Compact installation, corrosion conditions, and maintenance access. |
| Renewable energy projects | Water, utility, and process support systems | Project standards, reliability, and lifecycle support. |
Selecting the right wafer butterfly valve requires more than matching the valve diameter to the pipeline. Engineers and procurement teams should confirm operating pressure, medium, temperature, flange standard, sealing requirement, actuation method, installation environment, and inspection standards.
To help SDF provide an accurate recommendation and quotation, please share available drawings, data sheets, pipeline specifications, and operating conditions. A clear inquiry reduces selection risk. It also helps ensure the supplied valve matches the actual service environment.
Shanghai Power Plant Valve Factory Co., Ltd. is an industrial valve manufacturer and supplier founded in 1966. The company is headquartered in Qingpu District, Shanghai, China. With more than five decades of valve manufacturing experience, SDF has developed strong capabilities for mission-critical industrial valve applications. We have stated specialization in high-temperature and high-pressure power station valves.
Our capabilities cover R&D, manufacturing, testing, product selection support, installation guidance, and after-sales service. SDF supplies valves across demanding sectors including power generation, chemical processing, oil and gas, petrochemicals, metallurgy, nuclear energy, natural gas, pharmaceutical, renewable energy, and marine and shipbuilding.
For international procurement, SDF exports to over 30 countries across Europe, North America, Southeast Asia, the Middle East, and South Asia. Certifications include ISO 9001, ISO 14001, ISO 45001, API 6D, API 607, EU CE, and China Special Equipment Manufacturing Licenses A1, A2, and B.
For projects with special operating conditions, SDF can support custom engineering based on pipeline parameters, medium characteristics, temperature, pressure, actuator requirements, and applicable standards. This support is valuable for industrial buyers who need technical review before finalizing specifications and purchase orders.
Our process can include inquiry review, technical selection, design confirmation, manufacturing, factory testing, delivery support, and after-sales service. Documentation such as drawings, data sheets, test reports, certificates, and manuals may be supplied when applicable to the order and project requirements.
| Project Stage | SDF Support |
|---|---|
| Inquiry | Review size, pressure, medium, temperature, actuation, and standards. |
| Technical selection | Recommend valve configuration, materials, seat type, and operating method. |
| Manufacturing | Produce valves according to confirmed technical and purchase requirements. |
| Testing | Conduct factory testing and inspection according to applicable requirements. |
| Delivery | Support project supply for domestic and international buyers. |
| After-sales service | Provide technical communication, installation guidance, and service support. |
In addition to wafer butterfly valves, SDF manufactures a broad industrial valve portfolio. Our product range includes gate valves, globe valves, check valves, ball valves, butterfly valves, control valves, and cryogenic valves. Buyers may consider different butterfly valve or control valve configurations when installation method, temperature, pressure, or automation needs change.
For example, lug butterfly valves may be considered for different mounting requirements. High-temperature butt welded butterfly valves may be evaluated for demanding thermal service. Electric control valves and pneumatic control valves can support automated process control where actuation, signal control, and system integration are key selection factors.
Contact SDF, your Wafer Butterfly Valve manufacturer and supplier, to discuss your industrial pipeline project. We can support product selection, custom design, material review, factory testing, pricing, and delivery communication for domestic and international buyers.
For a faster quotation, please provide valve size, pressure rating, medium, operating temperature, material requirements, actuation type, flange standard, inspection requirements, quantity, and destination country. If you have drawings, data sheets, or project specifications, send them with your inquiry. Our technical team will review the requirements carefully.
It is commonly used for shutoff, isolation, and flow control in industrial pipelines. Its compact wafer-style body is installed between pipe flanges to save space and weight.
Please provide valve size, pressure rating, medium, temperature, body and seat material requirements, flange standard, operation type, quantity, and any project standards or drawings. This helps our team review the application accurately.
Yes. We can support manual, pneumatic, and electric operation options depending on project requirements and automation needs.
Material and seat selection depends on fluid, pressure, temperature, corrosion level, sealing requirement, and cycling frequency. SDF can review your working conditions and recommend a suitable configuration.
SDF is an industrial valve manufacturer and supplier founded in 1966. Our capabilities include R&D, manufacturing, testing, technical support, and after-sales service.
