High capacity, spring loaded swing type wafer check valve
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Keystone F86 Swing Type Check Valve
Resources
Features
- Lightweight, wafer type check valve with face-to-face dimensions according ISO 5752, table 5 long
- High flow capacity featuring a special shaped disc with a large opening angle resulting in high Kv values
- Spring loaded disc for positive shut-off
- Choice of cast iron or stainless steel body types
- Field replaceable O-ring seat
- Internal travel stop prevents the disc from slamming against the pipe
- Excellent low pressure shut-off The standard low pressure shut-off is less than 0.1 bar (10 kPa)
- Slam free operation
- Optional heavy spring for slam free operation in systems with high decelerations
- Optional light spring for systems with low line velocities
- Optional adjustable travelstop for system with reduced inner diameter pipe