BS 5351 Double Ball Valves, Carbon Steel, DN350, PN250, RTJ

Key Specifications / Features

Model No. : 181302093

This trunnion mounted DBB ball valve is engineered in accordance with BS 5351 standards, featuring a robust ASTM A105N carbon steel body for high strength and durability in demanding industrial applications. With a large DN350 size and PN250 pressure rating, it is designed for reliable performance in high-pressure systems. The RTJ flanged connection ensures secure, leak-tight sealing, while premium seat options such as RPTFE, DEVLON, or PEEK provide excellent resistance to wear, chemicals, and extreme temperatures. Its double block and bleed design enhances safety and isolation efficiency. As a leading Double Ball Valves Supplier from China, we deliver precision-engineered solutions tailored to critical service conditions.
 

Detail Information

Valve Description:
181302093 DBB Ball Valves, Trunnion Mounted Ball Valve
Design Standard: API 6D, BS 5351
Sizes: 14 Inch, DN350, 350 mm
Pressure: Class 1500 LB, PN250
Body Material: ASTM A105N, ASTM A182 F55, ASTM A182 F51, ASTM A182 F304, ASTM A350 LF2, Inconel 625, ASTM A182 F53, F316
Bore Type: Full Bore or Reduced Bore
Structure: Full Welded
Face to Face: ASME B16.10
Test and Inspection: API 598, API 6D
Trim Material: ASTM A182 F304, ASTM A182 F6A, ASTM A182 F316, F51, F53, F55, A105+ENP, LF2+ENP
End Connection: RTJ Flanged
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.
 

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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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