Model No:K-BFF-02 Description 1 Face to face conforms to ISO5752 Series 4 Face to face conforms to 3202 F4 2 Flange conforms to DIN, BS, ANSI, JIS standard 3 Nominal Pressure PN10/16/ ANSI 125/150 4 Nominal Diameter DN50-DN1200 with Gear box Material List 1 Body Cast Iron Ductile Iron 2 Disc Ductile Iron(nickel plated) 3 Seat Ductile Iron Stainless Steel (CF8/CF8M) Al-Bronze 4 Stem Zinc Plated Steel Stainless Steel (316/410/416)