ESD Valves (2-Way & 3-Way)
Fail-safe emergency shutdown valves designed to provide rapid and reliable isolation of hydraulic signals in wellhead safety systems.
Ultra-Fast Response Time
Typical fast actuation with a high Cv 14 mm suitable for emergency scenarios
- Normally closed
- Single inlet, single outlet
- Direct hydraulic isolation
- Fail-safe to closed position
- Normally open / Normally closed
- Integrated vent ports
- Advanced safety logic
SIL Compliance & Safety Integration
These ESD valves are specifically designed for integration into Safety Instrumented Systems (SIS). These ESD valves are specifically designed for integration into Safety Instrumented Systems for emergency shutdown capability.
Available Configurations
Contact our safety systems team for SIL verification, safety calculations, and system integration support.
Detailed Technical Specifications
| Parameter | Specification | Unit/Notes |
|---|---|---|
| Valve Types | 2-way & 3-way configurations | Normally open, normally closed, divertor |
| Pressure Rating | 200 PSI | Working pressure |
| Connection Sizes | 1/4", 3/8", NPT, SAE, ISO | Various thread standards |
| Body Materials | 316 SS, steel, Duplex | NACE compliant options |
| Seal Materials | Viton, PTFE | Compatible with various media |
| Operating Temperature | -40°C to +120°C | Extended ranges available |
| NACE Compliance | MR0175 | Materials and certification |
Key Features & Benefits
Fail-Safe Design
Spring return mechanism ensures valve returns to safe position on power loss or emergency signal.
2-Way & 3-Way Configurations
Flexible configurations for isolation, venting, and complex safety logic applications.
NACE Compliance
Materials and construction compliant with NACE MR0175 for sour service environments.
Industrial Applications
Emergency shutdown valves are critical safety components in hazardous process industries where rapid isolation is required for personnel and equipment protection.
Wellhead Safety Systems
Emergency shutdown of wellhead control systems and production safety.
Emergency Shutdown Logic
Safety Instrumented Systems (SIS) for process plants, refineries, and chemical facilities.
Compressor & Turbine Protection
Emergency shutdown of rotating equipment to prevent catastrophic failure.