Trunnion Mounted Ball Valve, DBB, F51, 48 Inch, CL1500, RTJ

This 48-inch (DN1200) trunnion-mounted DBB ball valve is engineered for high-pressure and high-performance applications, featuring an ASTM A182 F51 alloy steel body and F6A trim. Designed to meet API 6D and BS 5351 standards, it is rated Class 1500 LB / PN250, ensuring reliable operation under extreme pressure conditions. The valve comes with RTJ flanged ends for secure pipeline connections and gear-operated actuation for precise control and smooth operation. Ideal for oil, gas, petrochemical, and industrial pipelines, this valve offers durability, tight shut-off, and easy maintenance. As a leading DBB Ball Valve Supplier in China, we provide premium quality and dependable solutions.
 

Valve Description:
181302105 DBB Trunnion Mounted Ball Valve
Design Standard: API 6D, BS 5351
Structure: Full Welded
Body Material: ASTM A182 F51, ASTM A182 F304, ASTM A105N, ASTM A182 F55, ASTM A182 F53, ASTM A350 LF2, Inconel 625, ASTM A182 F316
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
Sizes: 48 Inch, DN1200
Pressure: Class 1500 LB, PN250
Seat Insert: RPTFE, DEVLON, NYLON, PEEK
Face to Face: ASME B16.10
Test and Inspection: API 598, API 6D
Operation: Gear
Bore Type: Full Bore or Reduced Bore
End Connection: RTJ Flanged

Key Features: Double Block & Bleed(DBB), Anti-static Device, Fire Safe, Anti-Blowout Stem, Emergency sealant injection, Low Emission(Optional), DIB (Optional), full welded bonnet, Double Ball/Twin Ball

Product Range:
Body Material: Carbon Steel, Stainless Steel, Alloy Steel
Normal Diameter: 1/2 - 48 Inch (DN15 - DN1200)
Pressure Range: 150 - 2500 LB
End Connection: RF, RTJ, BW, HUB
Working Temperature: -26°C - +150°C
Operation: Manual(lever, gear), Pneumatic Actuator, Motor Actuator

DESIGN FEATURES:
• Renewable solid wedges.
• Integral seats.
• High-Tensile bronze alloy stem.
• Stems are rotating/rising design.
• Each valve is shell and seat pressure tested per industry standard MSS SP-80.