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    7 Products

    Flanged Check Valves

    Bolt these valves to ANSI flanges. They open to allow flow in one direction and close when flow stops or reverses. All have a removable cap that provides easy access to internal components for maintenance.
    Cast Iron Body
    Image of Product. Front orientation. Check Valves. Flanged Check Valves.
    Flow Coefficient (Cv)—Flow coefficient (Cv) is the amount of water (in gallons per minute) at 60° F that will flow through a fully open valve with a difference of 1 psi between the inlet and the outlet.
    Pipe
    Size
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Max. Steam Pressure
    @ Temp.
    Min. Opening
    Pressure, psi
    Temp. Range,
    ° F
    End-to-End
    Lg.
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    OD
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    Holes
    Bolt Hole
    Size
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    Included
    Includes
    Specs. Met
    For Use With
    Disc
    Material
    Seal
    Material
    Each
    Flanged × Flanged—Pressure Class 125
    2110200 psi @ 70° F125 psi @ 353° F1-20 to 4058"Horizontal6"45/8"4 3/4"NoRemovable CapASTM A126 Class B, MSS SP-71Air, Steam, WaterBronzeBronze8200T110000000
    2 1/2 193200 psi @ 70° F125 psi @ 353° F1-20 to 4058 1/2"Horizontal7"43/4"5 1/2"NoRemovable CapASTM A126 Class B, MSS SP-71Air, Steam, WaterBronzeBronze8200T12000000
    3 292200 psi @ 70° F125 psi @ 353° F1-20 to 4059 1/2"Horizontal7 1/2"43/4"6"NoRemovable CapASTM A126 Class B, MSS SP-71Air, Steam, WaterBronzeBronze8200T13000000
    4 468200 psi @ 70° F125 psi @ 353° F1-20 to 40511 1/2"Horizontal9"83/4"7 1/2"NoRemovable CapASTM A126 Class B, MSS SP-71Air, Steam, WaterBronzeBronze8200T14000000
    5 735200 psi @ 70° F125 psi @ 353° F1-20 to 40513"Horizontal10"83/4"8 1/2"NoRemovable CapASTM A126 Class B, MSS SP-71Air, Steam, WaterIronBronze8200T1500000000
    6 1,060200 psi @ 70° F125 psi @ 353° F1-20 to 40514"Horizontal11"87/8"9 1/2"NoRemovable CapASTM A126 Class B, MSS SP-71Air, Steam, WaterIronBronze8200T1600000000
    8 1,880200 psi @ 70° F125 psi @ 353° F1-20 to 40519 1/2"Horizontal13 1/2"83/4"11 3/4"NoRemovable CapASTM A126 Class B, MSS SP-71Air, Steam, WaterIronBronze8200T1700000000
     
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