Model No:K-SZR-01 Description 1 Face to face conforms to SABS 664 2 Nominal Pressure PN16 3 Nominal Diameter DN5-DN300 Material List 1 Body Ductile Iron 2 Disc Ductile Iron 3 Seat NBR/EPDM 4 Stem Stainless Steel 5 Hand wheel Ductile Iron