Full Welded Trunnion Ball Valve, API 6D, 26 IN, CL300, DBB

This DBB trunnion ball valve is designed for critical isolation and bleed applications, delivering reliable sealing and operational safety in high-pressure pipeline systems. Manufactured with a fully welded construction and a double ball configuration in accordance with API 6D, it features an ASTM A182 F53 super duplex stainless steel body and trim for outstanding corrosion resistance and mechanical strength. Sized at 26 inch and rated for Class 300 LB, the valve is equipped with RF flanged ends for secure installation. Gear operation ensures smooth, precise control even under demanding conditions. As a leading China DBB trunnion ball valve factory, we provide durable, high-performance solutions tailored to global oil, gas, and industrial projects.
 

Valve Description:
181302035 DBB Trunnion Ball Valve, Double Block & Bleed Ball Valve
Design Standard: API 6D, BS 5351
Structure: Full Welded
Nominal Class: Class 300 LB

Sizes: 26 Inches, DN650, 650mm
Bore Type: Full Bore or Reduced Bore
Test and Inspection: API 598, API 6D
Body Material: ASTM A182 F53, ASTM A182 F51, ASTM A182 F316, Inconel 625, ASTM A182 F304, ASTM A350 LF2, ASTM A105N, F55
Face to Face: ASME B16.10
Operation: Gear
Seat Insert: RPTFE, DEVLON, NYLON, PEEK
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
End Connection: RF 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 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.