API 6D Trunnion Ball Valves, DBB, A182 F51, 6 IN, 600 LB, RF

This DBB Trunnion Ball Valve is engineered in full compliance with API 6D standards, ensuring reliable double block and bleed performance for critical pipeline applications. Featuring a fully welded construction, the valve provides superior structural integrity and leak prevention under high-pressure conditions. The ASTM A182 F51 duplex stainless steel body offers excellent strength and corrosion resistance, while the LF2 + ENP trim enhances durability and wear resistance. Designed in 6 inches (DN150) with a Class 600 LB rating and RF flanged ends, this valve delivers stable operation, tight sealing, and long service life in demanding environments.
As a leading DBB Trunnion Ball Valves Manufacturer in China, we deliver high-performance solutions with consistent quality and reliable engineering.

Valve Description:
181302047 DBB Trunnion Mounted Ball Valve, Double Block and Bleed Ball Valve
Design Standard: API 6D, BS 5351
Sizes: 6 Inches, DN150, 150mm
Nominal Class: Class 600 LB, PN100
Body Material: ASTM A182 F51, ASTM A105N, ASTM A182 F316, ASTM A350 LF2, Inconel 625, ASTM A182 F53, ASTM A182 F304, F55
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
End Connection: RF Flanged
Test and Inspection: API 598, API 6D
Face to Face: ASME B16.10
Bore Type: Full Bore or Reduced Bore
Structure: Full Welded
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.