Key Specifications / Features
This trunnion-mounted ball valve is engineered for reliable isolation and safety in critical pipeline systems. Designed as a double block and bleed valve in accordance with API 6D and BS 5351, it ensures secure shutoff and effective pressure relief. The valve features a robust ASTM A182 F51 duplex stainless steel body for excellent strength and corrosion resistance, paired with durable F6A trim for long service life. Supplied in 24-inch size (DN600, 600 mm), Class 150 LB, with RF flanged ends, it guarantees dependable performance. As a leading China trunnion ball valve manufacturer, we deliver high-quality, precision-engineered flow control solutions worldwide.
Valve Description:
181302013 DBB Trunnion Mounted Ball Valve, Double Block & Bleed Ball Valve
Design Standard: API 6D, BS 5351
Nominal Size: 24 Inch, DN600, 600 mm
Nominal Class: 150 LB, PN20
Bore Type: Full Bore or Reduced Bore
Face to Face: ASME B16.10
Structure: Full Welded
Operation: Gear
Body Material: ASTM A182 F51, ASTM A105N, ASTM A350 LF2, ASTM A182 F304, ASTM A182 F316, ASTM A182 F53, F55, Inconel 625
Trim Material: ASTM A182 F6A, 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: 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.
