Pneumatic single seat regulating valve
The Pneumatic Single Seat Regulating Valve is a high-precision control valve designed for accurate regulation of fluid flow, pressure, temperature, and process parameters in industrial systems. Driven by a pneumatic actuator, the valve provides fast response, stable operation, and excellent control performance.
Featuring a compact single-seat structure, high flow regulation accuracy, reliable sealing, and easy maintenance, this valve is widely used in automated process control systems. The optimized valve design ensures low leakage, smooth operation, and long service life even under demanding industrial conditions.
Our pneumatic single seat regulating valves are manufactured with advanced technology, strict quality control procedures, and complete valve industry certifications, providing reliable solutions for industrial automation and process control applications.
Pneumatic single seat regulating valve
We provide professional OEM and ODM customization services to meet different industrial requirements, including:
We have a complete quality management system and full valve industry certifications, ensuring product reliability, safety, and compliance with international standards.
Parameter Specifications
| Item | Specification |
|---|---|
| Product Name | Pneumatic Single Seat Regulating Valve |
| Valve Type | Pneumatic Control Valve |
| Control Function | Flow Regulation / Pressure Regulation / Temperature Control |
| Operation Method | Pneumatic Actuator |
| Application Medium | Water, Steam, Gas, Oil, Chemical Fluids |
| Nominal Diameter | DN15 – DN500 (Customized Available) |
| Pressure Rating | PN16 – PN420 / Class 150–2500 (Customized) |
| Operating Temperature | -196℃ to +550℃ (Customized Available) |
| Valve Body Material | Carbon Steel / Stainless Steel / Alloy Steel |
| Trim Material | Stainless Steel / Hard Alloy / Special Materials |
| Actuator Type | Pneumatic Diaphragm Actuator / Piston Actuator |
| Control Signal | 4-20mA / Pneumatic Signal / Smart Control |
| Flow Characteristic | Linear / Equal Percentage / Quick Opening |
| Leakage Class | Class IV / Class V / Class VI (Optional) |
| Connection Type | Flange / Thread / Welding |
| Control Accuracy | High Precision Regulation |
| Air Supply Pressure | 0.14–0.4 MPa (Customized Available) |
| Working Mode | Normally Open / Normally Closed |
| Positioner | Optional Intelligent Valve Positioner |
| Surface Treatment | Anti-corrosion Coating / Special Treatment |
| Maintenance | Easy Maintenance Design |
| Testing Standard | Pressure Test, Leakage Test, Performance Test |
| Certification | CE, ISO Quality System, Valve Industry Related Certifications |
| OEM Service | Available |
Industry Applications
Pneumatic Single Seat Regulating Valves are widely used in various industries, including:
Material customization plan
Customized 316L stainless steel valves forGerman chemical enterprises. Resistant tostrong corrosion, suitable for their acidicmedium transportation systems, with aservice life extended to over 8 years.
Structural optimization design
For the Saudi desert project, the valve stemsealing structure was changed to a doublebellows design to address the leakage issuein the high-temperature and dustyenvironment, and it was highly recognizedby the customers.
Interface standard adaptation
Customized API 600 standard valves for acertain company in the United States. Theflange size is fully compatible with ANSIB16.5, ensuring zero error during on-siteinstallation and reducing the constructionperiod by 30%.
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