Oxygen Delignification and Post Oxygen Washing OS-555 Oxygen Delignification and Post Oxygen Washing OS-555 PROCESS DATAFluid: FiltratePressure: 3-7 bar (e)Temperature: 80-95 °CTypical dimensions: DN 150-200, 1000-2000 ADt/dPressure rating: PN 10VALVE DESCRIPTIONButterfly valve type MTV.Seat in SS 2377.Double acting type actuator.For more information see data sheet Si-205 EN. COMMENTSSee general recommendations