Key Specifications / Features
This API 6D and BS 5351 compliant Double Block & Bleed (DBB) trunnion-mounted ball valve features a full-welded design with an ASTM A182 F316 body and trim, ensuring exceptional strength, corrosion resistance, and durability. Sized at 42 inches, rated Class 2500 LB, and PN420, it is equipped with RTJ flanged ends and gear operation for precise, reliable control in high-pressure industrial applications. Engineered for safe and efficient isolation, this valve is ideal for oil, gas, and petrochemical pipelines. As a leading DBB trunnion ball valve supplier in China, we provide high-quality, reliable solutions for demanding industrial systems.
Valve Description:
181302125 DBB Trunnion Mounted Ball Valve
Design Standard: API 6D, BS 5351
Structure: Full Welded
Body Material: ASTM A182 F316, ASTM A350 LF2, Inconel 625, ASTM A182 F53, 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: 42 Inches
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.
