ASTM A182 F55 Trunnion Ball Valve, BS 5351, 16 Inches, DBB

Key Specifications / Features

Model No. : 181302010

This Double Block & Bleed (DBB) valve is designed for secure isolation and safe venting in critical pipeline systems. Constructed from high-performance ASTM A182 F55 duplex stainless steel for both body and trim, it ensures exceptional corrosion resistance and durability in demanding environments. Sized at 16 inches (400 mm) and rated Class 150 LB / PN20, the valve features a full-welded design with RF flanged ends for robust, leak-tight connections. Ideal for precise flow control and maintenance operations, gear-assisted actuation ensures smooth operation. As a leading trunnion ball valve supplier from China, we provide high-quality, reliable, and customized solutions.
 

Detail Information

Valve Description:
181302010 DBB Trunnion Ball Valve, Double Block & Bleed Valve
Design Standard: API 6D, BS 5351
Structure: Full Welded
Nominal Size: 16 Inch, DN400, 400mm
Nominal Class: Class 150 LB, PN20
Bore Type: Full Bore or Reduced Bore
Face to Face: ASME B16.10
Operation: Gear
Body Material: A105N, ASTM A350 LF2, ASTM A182 F304, ASTM A182 F316, ASTM A182 F51, ASTM A182 F53, ASTM A182 F55, Inconel 625
Trim Material: ASTM A182 F6A, ASTM A182 F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
Seat Insert: RPTFE, DEVLON, NYLON, PEEK
End Connection: RF Flanged
Test and Inspection: API 598, API 6D
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.
 

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Founded in 2013, Bosseal Valve is a professional valve manufacturing company in Suzhou, China. We mainly supply Industrial Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug VaIves, and Strainers designed and manufactured according to API, ASME, ISO, DIN, BS, EN standards.
 
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