High Performance Vacuum Negative- Pressure Safety Valve - Trunnion Mounted Ball Valve – Convista
High Performance Vacuum Negative- Pressure Safety Valve - Trunnion Mounted Ball Valve – Convista Detail:
| Type | EFB Type |
| Design Specification | API 6D, API 608, BS 5351.ANSI B16.34 |
| NominaDiameter | DN100~DN1200 (NPS 4″~NPS 48″) |
| Pressure Rating | PN1.6MPa~PN42 MPa (Class150~Class2500) |
| Actuator | ManuaOperated, ElectricaActuator, Pneumatic Actuator, Pneumatic Hydraulic Actuator etc |
For different application, the trunnion mounted balvalve body can use: carbon steel, stainless steel, low temperature steel, anti-sulfur material. CONVISTA’s trunnion mounted balvalve with intrinsic fire safe function, suitable for large and long-distance pipeline transportation project.
Intrinsic Fire Proof Safe
Valve Open and Close Indication
Anti-blow out Stem Design
Anti-static Device
Unique Valve Seat Sealing Structure
Leakage Proof Design
Reliable Sealing and Lower Valve Torque
Solid BalSuit for Low Temperature Cold Application
Double Block and Bleed Function
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