Duplex Steel Trunnion Ball Valve, API 6D, A182 F51, Custom

The Duplex Steel Trunnion Ball Valve Factory specializes in manufacturing valves that adhere to API 6D standards, featuring ASTM A182 F51 duplex steel bodies. These valves are available in customized sizes and pressure ratings to meet specific requirements. Equipped with RF flanged ends and operated via a gearbox, they offer enhanced durability and performance, making them suitable for a wide range of industrial applications.

Product Name: Duplex Steel Trunnion Ball Valve
Type: Trunnion Mounted Ball Valve
Design Standard: API 6D
Body Material: ASTM A182 F51, Duplex Steel
Size: Customized
Pressure: Customized
End Connection: RF Flanged
Operation: Gearbox
Medium: Water, Oil, Gas, etc
Temperature Range: -46°C to 120°C

Trunnion Mounted Ball Valves are designed for easy and smooth operation at high line pressures, with carefully aligned bearings that assist low torque operation. The ball is fixed in position but free to turn, ensuring reliable control. Manufactured with high-quality castings, these valves feature a fire-safe design certified according to BS 6755, API 607, and API 6FA, and meet all applicable ASME standards. Available in Two Piece Split Body and Three Piece Bolted Body types, they are designed and manufactured to the latest international standards, including API 6D, ASME B16.34, and BS 5351 or equivalents. Standard features include fire safety, anti-static properties, and stem blow-out proof design, making them suitable for a wide range of industrial applications.

Technical Specification

» Product: Trunnion Mounted Ball Valve
» Size Ranges: NPS 2–48 Inch (DN50–DN1200)
» Temperature Range: -46°C to 120°C
» Design Pressure: Class 150–2500 LB (PN10–PN420)
» Materials: Cast Carbon Steel, Stainless Steel, Duplex, or Other Specials
» Trim Materials: 13%Cr, SS 304, SS 304L, SS 316, SS 316L, and other specials
» Seat Materials: RPTFE, DEVLON, PEEK
» End Connections: Flanged RF, RTJ, Welded
» Operation: Handle, Worm Gear, Electric, Pneumatic
» Design and Manufacture: API 6D, BS 5351, ASME B16.34
» Face to Face (End to End): ASME B16.10
» Flanged Connection: ASME B16.5, ASME B16.47
» Test and Inspection: API 598, API 6D
» Butt Welded End: ASME B16.25
» Fire Safety: API 607, API 6A

Product Features

» Double Block and Bleed (DBB)
» Low Operating Torque
» Emergency Sealing Device
» Fireproof Structure Design
» Anti-static Structure
» Reliable seat sealing structure
» Single Sealing (automatic Pressure Relief In Middle Cavity Of Valve)
» Double Sealing (double Piston)
» Safety Relief Device
» Special Structure Of Automatic Pressure Relief Towards Upper Stream
» Blow-out Proof Stem
» Corrosion Resistance And Sulfide Stress Resistance
» Optional Locking Device or Stem Extension
» Optional Direct Mounting to ISO 5211
» Full Port or Reduce Bore