Double Block and Bleed Ball Valve, A350 LF2, 2-1/2 IN, CL300

This trunnion-mounted ball valve is manufactured to API 6D standards, delivering dependable isolation and low operating torque for critical pipeline service. Built with an ASTM A350 LF2 carbon steel body, it provides excellent strength, toughness, and performance in low-temperature and high-pressure environments. The 2-1/2 inch (DN65) valve is rated for Class 300 LB (PN50) and features RF flanged ends for secure, leak-tight installation. Lever operation ensures fast, precise on–off control in compact systems. Ideal for oil and gas, petrochemical, and industrial process applications, it offers long service life and reliable sealing. As a leading Double Block and Bleed ball valve factory from China, we deliver high-quality engineering, customization, and cost-effective solutions worldwide.
 

Valve Description:
181302023 Trunnion Mounted Ball Valve, Double Block and Bleed Ball Valve
Design Standard: API 6D, BS 5351
Sizes: 2-1/2 Inch, DN65
Nominal Class: Class 300 LB, PN50
Seat Insert: RPTFE, DEVLON, NYLON, PEEK
Structure: Full Welded
Operation: Lever
Body Material: ASTM A350 LF2, ASTM A105N, ASTM A182 F51, 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
Test and Inspection: API 598, API 6D
Bore Type: Full Bore or Reduced Bore
Face to Face: ASME B16.10
End Connection: RF 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 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.