PTFE Sleeved Plug Valve Non-Lubricated Cast Steel Class 150-900 API 599 Features of PTFE Sleeved Plug Valve: Polymeric sleeve/seat Self-cleaning metal ...
Pressure Balanced Lubricated Plug Valve Cast Steel Flanged Class150-1500 A lubricated valve uses a lubricant that is injected under pressure between ....
Non-lubricated plug valve utilizes a tapered or cone-shape that acts as a wedge and presses a polymeric sleeve against the body cavity. The use of the ...