Product Name: Plastic PVC PP PVDF Back Pressure Control Valve/ Wcb/304handle Gear Butterfly Valve/Pneumatic Electric Check Valve/True Union Flange Ball Valve /Diaphragm Valve Model NO.: PV165 Material: PVC,CPVC,PVDF,PP,Pph Structure: Spring Closed: Closed Pressure: Adjustable Connection: Welding Temperature: Ordinary Temperature Certification: ISO Media: Acid Color: Dark Grey Flange Standard: DIN Pn10; JIS10K; ANSI Cl150 Seal Material: PTFE Trademark: RMIPLAST Transport Package: Carton Specification: 1/2"~2-1/2" Origin: China Mainland HS Code: 8481804090 Product Description Product Features of Back Pressure Valve:1, Compact structure and stable performance2, Easy installation and debugging3, Sensitive reaction and good reproducibility4,Selective large size rangeDN10mm DN100mm5, Small pressure difference by specially designed flow structure to avoid forming a closure6, Easy to set the working pressurebyregulating device7, Installed in the bypassas overflow valveuse8, Used as anti siphon valve to prevent gravityunder static conditions. MODELSTANDLHDdZh18615DN151651818220222718620DN201741818225192918625DN2520219810732213318632DN3225119810740313518640DN4028526015550316018650DN5035526015563396018665DN65376260155754165