2 Inch 900 LB Lubricated Plug Valve RF 5A API 6D Lever Features 1. Simple structure, relatively small...
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API 4" 600LB Inverted Pressure Balance Lubricated Plug Valve WCB Introduction 4" 600LB plug...
2 Inch 600 LB Lubricated Plug Valve, Body WCB, RF Connection, API 6D Features 1. Due to the use of oil...
The 8 inch 300 LB inverted pressure balanced lubricated plug valve is designed according to API...