... :pvc pneumatic ball valve 2)Materials:PVC-U,CPVC,PP 3)Certificate:CE, ISO9001:2008 4)Standard:DIN,ANSI,CNS,JIS 1) Name: pvc pneumatic ball ... valve2) Materials: PVC-U,PVC-C,PP,PP-H,PVDF3) High quality,Clear, light weight, rustless, oxidation ...