... ).PN10, PN16, PN25, PN40,PN64 3).PTFE:-30~180centigrade pneumatic operated ball valve Product parameters-Pneumatic actuator Double acting and Single ... , WCB-Disc material304, 316, 316L-Seat liningPTFE, PPL-Applicable mediumGas, Steam, Water, oil, etc.Picture 3. Contact person: