Engineered for automated flow regulation in high-capacity piping systems, the BS 1873 Flanged Large Diameter Electric Globe Valve delivers exceptional performance and operational efficiency.
Designed strictly to BS 1873 standards, this valve features a robust bolted bonnet construction and a plug-shaped disc that moves linearly along the valve seat centerline. Equipped with a high-performance electric actuator for precise remote control, this large diameter globe valve ensures smooth flow modulation, accurate process control, and seamless integration into critical water treatment, petrochemical, and power generation piping systems. The large bore design minimizes pressure drop while maintaining precise throttling capabilities, making it ideal for high-flow applications requiring automated regulation.
Key Features & Benefits
· BS 1873 Standard Compliance: Designed and manufactured strictly to BS 1873 specifications, ensuring dimensional compatibility, structural safety, and reliable performance in global industrial infrastructure.
· Large Diameter High-Flow Design: Engineered with a large bore configuration to minimize pressure drop and maximize flow capacity, ideal for high-volume fluid handling applications.
· Automated Electric Actuation: Integrated with a robust electric actuator for precise, remote flow control, allowing seamless integration into plant DCS/PLC systems and reducing manual labor in large-scale operations.
· Precise Throttling & Shut-off: The plug-shaped disc moves linearly along the valve seat, with the port change directly proportional to the disc stroke, making it ideal for both precise flow regulation and reliable isolation in high-flow systems.
· RF Flanged End Connections: Compliant with ASME B16.5 standards, ensuring easy installation, secure sealing with non-metallic gaskets, and leak-proof performance in large diameter piping systems.
· OS&Y Rising Stem Mechanism: Features an Outside Screw and Yoke design with a non-rotating rising stem, providing a clear visual indication of valve position and protecting stem threads from media exposure.
Technical Specifications
Parameter | Specification |
Valve Type | Flanged Electric Globe Valve |
Design Standard | BS 1873 |
Body Material | Carbon Steel (ASTM A216 WCB) / Stainless Steel (ASTM A351 CF8) |
End Connection | Flanged (RF) per ASME B16.5 |
Pressure Rating | Class 150 - 2500 (PN16 - PN420) |
Size Range | DN300 - DN600 (12" - 24") |
Temperature Range | -29°C to +425°C (Depends on material) |
Trim Material | 13% Cr, Stainless Steel, or Stellite Hard-Faced |
Operation | Electric Actuator (Modulating / On-Off) |
Testing & Inspection | API 598 / BS 6755 |
Applications
This versatile BS 1873 large diameter electric globe valve is widely deployed in:
· Water & Wastewater Treatment: High-flow automated control in main water supply lines, industrial cooling water systems, and large-scale treatment plants.
· Petrochemical Plants: High-capacity fluid isolation and throttling in processing and distribution systems requiring automated regulation.
· Power Generation: Large-bore auxiliary water, steam, and general industrial utility lines requiring precise automated flow control.
· Oil & Gas Industry: High-volume gathering, transportation, and processing pipelines requiring reliable automated isolation and throttling.
· HVAC & Marine Systems: Large-diameter cooling water, fire protection, and general utility piping networks requiring automated flow regulation.
FAQ
Q: What is the advantage of an electric actuator for large diameter globe valves?
A: Electric actuators provide precise, remote automated control without the need for manual operation. They offer high torque output for large diameter valves, seamless integration into plant automation systems (DCS/PLC), and reliable performance in applications requiring frequent flow modulation or remote operation.
Q: Why choose BS 1873 standard for large diameter globe valves?
A: BS 1873 is a British standard specifically designed for steel globe valves, ensuring precise dimensional compatibility, reliable throttling performance, and structural safety for flanged end connections. It is widely recognized in global industrial infrastructure for high-flow applications.
Q: What size range is considered "large diameter" for globe valves?
A: In the valve industry, "large diameter" typically refers to DN300 (12") and above. These valves are designed for high-flow applications where pressure drop minimization and automated control are critical, such as in water treatment, power generation, and large-scale petrochemical plants.
