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Globe Valve
Explore the Essentials
- API 600 Gate Valves
- API 603 Gate Valves
Globe Valves – Precision Engineered for Flow Regulation
Size Range
- Bonnet Valve : 2” to 24” (DN 50 mm to DN 600 mm)
- Pressure Seal : 2” to 16” (DN 50 mm to DN 400 mm) (Larger sizes
available on request)
Pressure Ratings
- Bolted Cover: ASME Class 150, 300, 600, 900, 1500, 2500
- Pressure Seal: ASME Class 600, 900, 1500, 2500
Design Standards
- API 623,
- BS 1873
- ASME B16.34
End Connection Types
LIBRA Globe Valves are available in multiple end connection
configurations:
- langed (RF/RTJ): ASME B16.5 – Raised Face (RF) and Ring Type Joint (RTJ)
- Butt-Weld: ASME B16.25 – Suitable for welded pipeline systems
- Socket Weld / Threaded Ends: For smaller sizes and utility applicatio
- Custom End Types: Available on request for project-specific needs
Operation Types
Valves can be supplied with different operation mechanisms as per
customer or project requirement:
- Manual Handwheel Operation
- Gear Operated
- Electric Actuated
- Pneumatic / Hydraulic Actuated
- Modulating Control Actuators for throttling duty
Key Features
- Rising Stem OS&Y Design – Provides clear indication of valve position
- Trim Options: Plug, Needle, Parabolic Disc for accurate flow control
- Hard-Faced Seat & Disc with Stellite #6 or equivalent
- Pressure Seal Bonnet: Compact, high-integrity sealing for critical pressure
- Bolted Bonnet: Easy disassembly for inspection and maintenance
- Globe Flow Path: Ideal for regulating and throttling service
Service Parameters
- Pressure: Up to 4500 psi
- Temperature: -46°C to +649°C (-50°F to +1200°F)
- Applications:
- Thermal & Nuclear Power Plants
- Oil & Gas Pipelines & Processing
- Chemical & Petrochemical Industries
- Steam, Boiler Feed & Blowdown Systems
- Flow Regulation & Throttlin
Advantages
- ccurate Flow Control with Linear Motion Trim
- RTJ End Face Option for High-Pressure Sealing
- Ready for SCADA, PLC, or DCS Integrated Systems
- Pressure Seal Bonnet for Compact High-Pressure Use
- Low Maintenance: Renewable seat rings and discs
- Fully Customizable: Material, Trim, Actuation,
| Material Type | Grades | Application Suitability |
|---|---|---|
| Carbon Steel | ASTM A216 Gr. WCB / WCC / LCB | Oil & gas, water, general utility services |
| Alloy Steel | ASTM A217 Gr. WC6 / WC9 / C5 / C12 | High temp, steam, power plants |
| Stainless Steel | ASTM A351 Gr. CF8 / CF8M / CF3 / CF3M | Chemicals, acids, seawater |
| Duplex Steel | ASTM A995 Gr. CD3MN / CE3MN | Chloride environments, marine/offshore |
| Bronze | ASTM B62 / B148 Gr. C95800 | Marine, seawater, low-pressure water systems |
