Drinking water butterfly valve is widely used in municipal water supply to control the distribution of drinking water. It meets the most stringent health and hydiene standards, ensuring the good water quality. Size: DN300-DN1200,Pressure: PN10/PN16 Main component material list: 1.Body-DCI,seat DCI with EPDM coated with epoxy paint 2.Disc-DCI Coated with epoxy powder,NSF approved 3.Uper & lower stem-Stainless steel connected without pin 4.Bushing-Stainless steel Coated with teflon ply-wood package