PVDF plastic flange ball valve Size:1/2"-10" Working Pressure:0.8-1.0Mpa PVDF plastic flange ball valvea.Size:1/2"-10 ... ,chlorine/alkaline,metallurgy,pharmacy,dyeing,foodstuff,environmental protection and pure water etc..h.Part material sheet No.Part NameMaterial1BodyFRPP,PVDF,PPH ... ,PPH,CPVC,UPVC7StemFRPP,PVDF,PPH,CPVC,UPVC PVDF plastic flange ball valve