Appilcation Design: DIN3356 Face to face : DIN3202 F1 Flange: EN 1092-2 PN16 Seat Test Pressure: 17.6bar Shell Test Pressure: 24bar Features Outside acrew an yoke Clockwise closing direction Product color: Blue RAL 5017 Main Parts And Materials Parts Name Material Body GG25 Seat Ring Stainless Steel Disc Ring Stainless Steel Disc GG25/ Carbon Steel Stem SS AISI 420 Bonnet Gasket Graphite With Soft Steel Bonnet GG25 Packing Grahpite