API599/API6D Inverted Pressure Balance Lubricated Plug Valve
Lubricated Plug Valve Are Metal Seated Valves Providing A Tight Shut Off ( 0 Leakage ) Sealing, Valves Shall Be Regularly Lubricated Along With Their Operation By Injection Of Suitable Grease. Due To The Absence Of Any Body Cavity And As Well As A Simple & Tough Design