3 inch yellow cover butterfly valve
The valve body adopts reinforced PP, acid alkali resistant all kinds of oil products; the valve door is rotated with yellow cover, which is beautiful elegant, the two seals are safe reliable;
The sealing ring is made of high-quality silica gel (food grade), nitrile rubber (oil resistant) fluorine rubber (strong acid-base resistance). The rubber ring can be supplied according to the type of liquid filled by customers;
The handle of butterfly shaft is made of 304 stainless steel, which is resistant to acid alkali corrosion;
The chassis fixing bolts are made of 304 stainless steel galvanized high strength carbon steel, which are supplied according to different requirements of customers.