CHECK VALVE JIS 10K Body : Ductile Iron (FCD-S), Bolted Cover, Flat Face - Flanged ends to JIS B 2239, Swing Type Disc- 120 °C Static Water……….200 PSI- 220 °C Steam, Air, Gas, Oil……….175 PSI- 300 °C Steam, Air, Gas, Oil……….145 PSI