Valve Industry Knowledge Base

Flexi-Hinge Check Valves


The Flexi-Hinge® check valves and foot valves are offered in threaded, grooved, plain, flanged end and wafer configurations. Available in sizes through 24”, Flexi-Hinge® valves are domestically manufactured to meet your most critical applications. All valves are constructed using standard pipeline materials (carbon steel, stainless steel and aluminum) with corrosion resistant 316 stainless steel or aluminum internals as standard features. The Flexi-Hinge® check valves offer superior design, operation and materials.

Please follow the links to each of their respective valve types. If you require further information about our products, then you may contact our sales department for assistance in choosing the valve that is just right for you. 

Check Valves
Expansion Check Valves
Foot Check Valves


Flexi-Hinge® check valves feature improved design, higher-pressure ratings and superior performance. All Flexi-Hinge® valves operate without a spring and will open with 0.10 PSI of pressure and seal with ½ PSI of back pressure.


Flexi-Hinge® expansion check valves incorporate either a flanged or threaded ends. All include a carbon steel body with a maximum working pressure of 200 PSI. Operating temperature range -100° to +500°.


Flexi-Hinge® foot valves combine all the advantages of the Flexi-Hinge® check valves with high 6:1 open area ratio 316 stainless steel screens for the most efficient, cost competitive foot valves in the marketplace. 

Part Number Format Guide Flow Calculators 


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