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Inverted Pressure Balanced Lubricated Plug Valve

Valve Type Inverted Pressure Balanced Lubricated Plug Valve
Size Range 15 NB to 600 NB (1/2″ to 24″)
Pressure Class ANSI Class 150 / 300 / 600 / 900 / 1500
Body Material WCB / LCB / CF8 / CF8M / Alloy Steel
Plug Material SS304 / SS316 / Alloy Steel / Stainless Steel
Seat Material Metal to Metal / PTFE / Graphite
Temperature Range -29°C to +425°C
End Connection Flanged / Butt Weld / RTJ
Operation Lever Operated / Gear Operated / Pneumatic Actuator / Electric Actuator
Design Standard API 599 / ASME B16.34
Testing Standard API 598

Inverted Pressure Balanced Lubricated Plug Valves are specially engineered quarter-turn valves designed for efficient flow regulation and positive shut-off in demanding industrial applications. These valves utilize an inverted pressure balance mechanism along with lubrication technology to reduce operating torque, minimize friction between the plug and body, and ensure leak-proof performance under high-pressure and high-temperature conditions. Their rugged construction and dependable sealing make them suitable for oil & gas, petrochemical, chemical processing, power generation, refinery, and process industries where reliable operation is critical.