Double Block & Bleed Ball Valves, F316, 20 Inch, 600 LB, RF

This trunnion-mounted ball valve is designed and manufactured in compliance with API 6D and BS 5351 standards, ensuring dependable performance in high-pressure pipeline applications. The ASTM A182 F316 stainless steel body delivers excellent corrosion resistance and strength, making it suitable for aggressive media and harsh environments. Its A105 trim with electroless nickel plating (ENP) enhances wear resistance, surface hardness, and sealing reliability. With a large 20-inch size and a Class 600 LB pressure rating, the valve features RF flanged ends for secure, leak-tight installation. Ideal for oil, gas, and industrial services, it offers stable operation and long service life. As a leading Double Block & Bleed Ball Valves Provider in China, we provide trusted quality and advanced manufacturing expertise.
 

Valve Description:
181302054 DBB Trunnion Mounted Ball Valve
Design Standard: API 6D, BS 5351
Sizes: 20 Inch, DN500, 500 mm
Nominal Class: Class 600 LB, PN100
Body Material: ASTM A182 F316, ASTM A182 F304, ASTM A350 LF2, ASTM A105N, ASTM A182 F55, F51, Inconel 625, ASTM A182 F53
Face to Face: ASME B16.10
Test and Inspection: API 598, API 6D
End Connection: RF Flanged
Structure: Full Welded
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
Bore Type: Full Bore or Reduced Bore
Operation: Gear
Seat Insert: RPTFE, DEVLON, NYLON, PEEK

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 Inch - 48 Inch (DN15 - DN1200)
Pressure Range: Class 150 LB - 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.