Hydraulic emergency shut-off valve
The Hydraulic Emergency Shut-Off Valve is a high-performance safety control valve designed to provide rapid and reliable pipeline isolation in emergency situations. Powered by hydraulic actuation technology, the valve delivers fast response, precise control, and dependable shut-off performance for critical industrial systems.
This valve is engineered to automatically stop the flow of liquid or gas when abnormal conditions occur, helping prevent equipment damage, leakage, fire hazards, and operational risks. With a robust structure, excellent sealing capability, and strong adaptability to harsh environments, it is widely used in oil & gas, petrochemical, power generation, marine, and industrial safety systems.
The hydraulic emergency shut-off valve can be integrated with safety control systems, pressure monitoring systems, and emergency shutdown systems to achieve intelligent and automatic protection.
Hydraulic emergency shut-off valve
We provide professional OEM and ODM manufacturing services to deliver customized hydraulic emergency shut-off valve solutions for different industries and operating conditions.
Our Hydraulic Emergency Shut-Off Valves are manufactured under strict quality management systems and comply with international valve industry standards.
Each valve is tested to ensure fast emergency response, reliable isolation, and safe operation under demanding conditions.
Parameter Specifications
| Item | Specification |
|---|---|
| Product Name | Hydraulic Emergency Shut-Off Valve |
| Valve Type | Hydraulic Safety Shut-Off Valve |
| Operation Method | Hydraulic Actuation |
| Application Medium | Oil, Gas, Water, Chemical Fluids, Industrial Media |
| Valve Function | Emergency Isolation and Flow Shut-Off |
| Valve Structure | Ball Valve / Gate Valve / Butterfly Valve / Globe Valve (Optional) |
| Nominal Size | DN15–DN1000 (Customized Available) |
| Connection Type | Flanged / Welded / Threaded |
| Flange Standard | ANSI / DIN / JIS / GB |
| Valve Body Material | Stainless Steel / Carbon Steel / Alloy Steel |
| Actuator Type | Hydraulic Single Acting / Double Acting |
| Hydraulic Pressure | Customized According to Application |
| Working Pressure | PN10–PN420 / Class 150–2500 (Customized) |
| Operating Temperature | -40℃ to +200℃ (Customized Available) |
| Sealing Material | PTFE / NBR / EPDM / Metal Seal |
| Response Time | Rapid Emergency Shut-Off Response |
| Control Mode | Hydraulic / Remote Safety Control |
| Safety Function | Fail Close / Fail Open / Emergency Isolation |
| Leakage Performance | High Tightness, Low Leakage |
| Protection Grade | IP65 / IP67 (Optional) |
| Service Life | Long Cycle Operation Design |
| Certification | ISO, CE, API, EN Standards |
| OEM Service | Size, Material, Structure, Actuator, Logo, Packaging Customization |
Industry Applications
The Hydraulic Emergency Shut-Off Valve is widely used in industries requiring reliable emergency isolation and safety protection.
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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