Iron Check Valves

Disc Material ASTM B584 C84400 Cast Bronze Alloy (2) ASTM B584 C84400 Cast Bronze Alloy/ASTM A536 Ductile Iron (3) End Connection Flanged x Flanged (5) End to End Distance 11.5 Inch (2) 13 Inch (1) 17.5 Inch (1) 19.5 Inch (1) Nominal Size 2-1/2 Inch (1) 4 Inch (1) 5 Inch (1) 6 Inch (1) 8 Inch (1) Pressure Rating Class 125, 125 PSI SWP at 353 Deg F, 200 PSI Non-Shock CWP (3) Class 250, 250 PSI SWP at 406 Deg F, 500 PSI Non-Shock CWP (1) Class 250, 250 PSI SWP at 406 Deg F, 500 PSI Non-Shock CWP at -20 to 150 Deg F (1) Seal Material Reinforced Graphite Body Gasket (1) Synthetic Fiber Gasket (3) Seat Material ASTM B584 C84400 Cast Bronze Alloy (4) Cast Bronze (1) Temperature Rating 406 Deg F, -20 to 150 Deg F (1) Type Horizontal Swing, Bolted Bonnet