Disc: Stainless Steel CF3M,CF3,CF8M, Nylon Coated Ductile Iron, Aluminum Bronze, Double Stainless Steel,2507,1.4529
Stem: 416 Stainless Steel,304 Stainless Steel,316 Stainless Steel
Seats: NBR,EPDM,PTFE,VITON, FKM* Polyurethane
Body style: Double Flanged