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The Bray/VAAS Series 770 is a bidirectional o-ported slide gate valve, designed for severe service applications. The 770’s o-ported gate is in constant contact with the seats, minimizing seat stress and ensuring maximum sealing performance.
The durable ductile iron body is offered in a compact wafer style. When fully open, the valve is full bore, offering no resistance to line media.
Size Range: 2-24" (50-600mm)Pressure Rating: 150psi (10bar) CWPBody Style: Wafer, Two-Piece BoltedSeat Options:• Buna-N: -35°-194°F / -37°-90°C• EPDM: -65°-248°F / -54°-120°C• Viton®: -15°-392°F / -26°-200°C• PTFE: -235°-450°F / -148°-232°CPacking Options:• PTFE: 232°C / 450°F• Elastomer: Nitrile: 90°C / 194°F• Quad Seal: Viton®: 200°C / 392°F• Copper Wiper: 500°C / 932°F• Graphite: 1000°C/1832°FDesign: MSS SP-81Testing: MSS SP-81Face to Face: MSS SP-81Certification: Canadian CRNDrilling: ASME B16.5 CL150, ASME B16.47 CL150Actuator Options: • Handwheel: Standard 2-8"• Bevel Gear: Standard 10-24"• Pneumatic, Hydraulic, Electric*Picture is shown with actuator options.