An Overview of Check Valves
Design Features:
The wide variety of Check Valve designs offered by Sure Flow Equipment allows us to provide the optimal solution for all your application requirements. Sure Flow Check Valves are designed to prevent flow reversal which eliminates water hammer and surges associated with valve closure.
Retainerless Double Door Check Valves
Size: 2″ thru 54″
End Connections: Wafer, Full Flanged, Lug, Hub
Body Materials: Cast Iron, Cast Steel, Cast Stainless Steel, Cast Aluminum Bronze, Exotic Materials
Trim Materials: Stainless Steel Disc, Metal, Viton® or Buna-N Seat\
Pressure Ratings: ASME Class 125 thru 2500
Click here for more information on our Retainerless Double Door Check Valves.
Silent Check Valves
Size: 2″ thru 24″
End Connections: Wafer, Flanged
Body Materials: Cast Iron, Cast Steel, Cast Stainless Steel, Exotic Materials
Trim Materials: Stainless Steel Disc and Seat
Pressure Ratings: ASME Class 125 and 150
Click here for more information on our Silent Check Valves.
Wafer Swing Check Valves
Size: 2″ thru 16″
End Connections: Wafer
Body Materials: Cast Iron, Cast Stainless Steel, Exotic Materials
Trim Materials: Stainless Steel Disc, Buna-N Seal
Pressure Ratings: ASME Class 125 and 150
Click here for more information on our Wafer Swing Check Valves.
Elastic Swing Check Valves
Size: 2″ thru 24″
End Connections: Flanged
Body Materials: Ductile Iron, Exotic Materials
Trim Materials: Buna-N with steel and fabric reinforced disc
Pressure Ratings: ASME Class 125
Click here for more information on our Elastic Swing Check Valves.
Horizontal Swing Check Valves
Size: 2″ thru 20″
End Connections: Flanged
Body Materials: Cast Iron, Exotic Materials
Trim Materials: Bronze ASTM B62
Pressure Ratings: ASME Class 125
Click here for more information on our Horizontal Swing Check Valves.