Key Specifications / Features
Our Double Block & Bleed (DBB) Ball Valve is engineered to meet API 6D and BS 5351 standards, ensuring maximum reliability in high-pressure pipeline applications. Constructed with a robust Inconel 625 body and LF2+ENP trim, this valve delivers exceptional corrosion resistance and long-term durability even in the most demanding environments. Designed as a trunnion-mounted 12-inch valve with Class 2500 LB rating and RTJ flanged ends, it provides secure isolation, leak prevention, and precise flow control. Ideal for oil & gas, chemical, and industrial pipelines, this DBB ball valve ensures safe, efficient operations. As a leading Double Ball Valves Manufacturer from China, we provide high-quality, reliable solutions for global clients.
Valve Description:
181302113 DBB Trunnion Mounted Ball Valve
Design Standard: API 6D, BS 5351
Structure: Full Welded
Body Material: Inconel 625, ASTM A182 F53, ASTM A182 F316, ASTM A350 LF2, ASTM A182 F51, ASTM A182 F304, ASTM A105N, ASTM A182 F55
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
Sizes: 12 Inch, DN300, 300 mm
Pressure: Class 2500 LB, PN420
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.
