1)Name:plastic pneumatic ball valves 2)Materials:PVC-U,CPVC,PP 3)Certificate:CE, ISO9001:2008 4)Standard:DIN,ANSI, ... products according to clients' samples. PARTMATERIALQTYBodyUPVC,CPVC,PP,PVDF1Stem O-ringEPDM,FPM2StemUPVC,CPVC,PP,PVDF1BallUPVC,CPVC,PP,PVDF1Seat sealPTFE2Carrier O-ringEPDM,FPM1Seal carrierUPVC ...