Key Specifications / Features
The Double Block & Bleed Valve is designed for high-performance applications, featuring API 6D compliance and a robust F53 trim for exceptional corrosion and wear resistance. Crafted with an Inconel 625 body, this 6-inch (DN150, 150 mm), 150 LB, RF flanged valve ensures reliable sealing and durability under demanding conditions. Its gear-operated mechanism provides smooth, precise control for isolation and bleeding processes in pipelines. Engineered for safety, efficiency, and longevity, it is ideal for oil, gas, and industrial applications. As a leading Trunnion Mounted Ball Valve supplier from China, we deliver superior quality and reliable solutions.
Valve Description:
181302005 Trunnion-Mounted Ball Valve, DBB Ball Valves
Design Standard: API 6D, BS 5351
Structure: full welded
Nominal Size: 6 Inches, DN150, 150mm
Nominal Class: Class 150 LB
Bore Type: Full Bore or Reduced Bore
End Connection: RF Flanged
Operation: Gear
Body Material: ASTM A105N or ASTM A350 LF2
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
Seat Insert: RPTFE, DEVLON, NYLON, PEEK
Face to Face: ASME B16.10
Test and Inspection: API 598, API 6D
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.
