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STANDARD FEATURES
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ADVANTAGES
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Multiport Configurations
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The Sharpe Series 77 Valves are ideal choices for many piping designs involving diverting or mixing. In certain applications a single Series 77 valve can replace two, three, or four 2-way valves, reducing cost and saving space.
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4-Seat Design
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3-way and 4-way Series 77 valves utilize four seats to securely support the ball, and to provide positive shutoff at any closed port.
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Multiple End Connections
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Series 77 valves are available in many end connections, including threaded, socket weld, flanged, butt-weld, Tri-Clamp, and others. End caps are interchangeable, permitting different end types for each piping connection.
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Body & Ball Port Configurations
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Many choices of body and ball porting configurations are available to suit piping system requirments.
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Full Port Design
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All sizes from 1/2" through 6" are full port designs at all connections. Size 8" valves are regular port designs.
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Double Stem Seal; Stem Design
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All Series 77 valves are supplied with a live-loaded, double stem seal configuration for reliable sealing while maintaining low operation torque. Stems are blow-out proof designs, incorporating anti-static grounding from ball to stem and stem to body.
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Lockable Handles
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Series 77 valves in sizes 1/2" through 1-1/2" are fitted with latching/locking handles. Sizes 2" through 8" are fitted with lockable handles.
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Trunnion-supported Ball
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Sizes 2" and larger valves incorporate a trunnion-supported ball for positive centering and reduced seat wear.
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Weld-in-place Design
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Valves supplied with socket or butt-weld end connections are designed to permit welding to piping without the removal of the end caps, avoiding re-assembly alignment problems, and reducing costs by saving installation time.
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ISO 5211 Mounting Pad
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All valves are supplied with a mounting pad configured to ISO 5211 dimensional standards to simplify actuation.
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