Key Specifications / Features
API 6D full-welded DBB (Double Block & Bleed) trunnion ball valve designed for high-pressure applications, featuring an ASTM A182 F53 body and LF2+ENP trim for exceptional corrosion resistance, durability, and long-term reliability. Sized at 8 inches (DN200 / 200 mm) and rated Class 1500 LB, this valve provides robust performance in demanding industrial pipelines. RTJ flanged ends ensure secure, leak-proof connections, while the trunnion-mounted design offers smooth operation and low torque under extreme pressure conditions. As a leading China DBB Trunnion Ball Valve Supplier, we deliver high-quality valves engineered for safety, precision, and dependable long-term service across diverse industries.
Valve Description:
181302090 DBB Trunnion Mounted Ball Valve
Design Standard: API 6D, BS 5351
Sizes: 8 Inches, DN200
Pressure: Class 1500 LB, PN250
Body Material: ASTM A182 F53, ASTM A182 F316, ASTM A105N, ASTM A350 LF2, Inconel 625, ASTM A182 F51, ASTM A182 F55, ASTM A182 F304
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
Operation: Gear
Structure: Full Welded
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.
