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Wafer Double Plate Check Valve Cast Iron / Stainless Steel
Check Valve &Strainer

Wafer Double Plate Check Valve Cast Iron / Stainless Steel

Size: DN40-DN900/ 1.5"-36"

Body: Cast Iron / Ductile Iron / Cast steel / Stainless steel / Aluminum bronze

Disc: Ductile Iron / Stainless steel / Aluminum bronze

Spring: Stainless steel(SS304, SS316)

Stem: Stainless steel

Seat: EPDM / NBR / VITON / Stainless steel

Working pressure: 1.5"-12" 16 bar; 14"-24" 10 bar/16BAR; 28"-36" max 10 bar

Coating: Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550

 

Description

The Double Plate Check Valve is a fluid control component engineered for rapid backflow prevention in industrial pipeline systems.

    Product Details

    The wafer dual plate check valve features a wafer-type connection and a dual semi-circular butterfly plate design. This valve delivers exceptional sealing performance, low flow resistance, and reliable operation across a wide range of media and working conditions.

    With a dual-plate structure and flange-end connection, this check valve combines fast response, reliable sealing, and ease of installation. The double plate flange check valve allows for secure mounting between pipeline flanges and is easy to remove for inspection or replacement. The compact construction saves space, while the non-slam closing action minimizes water hammer and vibration within the pipeline.

    Key Features

    Excellent backflow prevention
    Low flow resistance
    Wide material selection
    Stable Operation

    Specification

    Specification (1)Specification (2)

    body

    Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel

    Plate

    Ductile Iron, Carbon Steel, Stainless Steel

    Spring

    Stainless Steel

    Hinge Pin

    Stainless Steel

    Plug

    carbon steel

    Body Bearing

    PTFE

    Spring Bearing

    PTFE

    Stop Pin

    Stainless Steel

    Eye Bolt

    Carbon Steel

    Body Seat

    NBR, EPDM, Viton, Neoprene

    Dimensions

    DN

    Inch

    ØD

    ØD1

    L

    PN6

    PN10

    PN16

    Class 125/150

    40

    1.5"

    86

    92

     

    82

    57

    43

    50

    2"

    96

    107

     

    101

    71

    43

    65

    2.5"

    116

    127

     

    121

    80

    46

    80

    3"

    132

    142

     

    134

    98

    64

    100

    4"

    152

    162

     

    171

    117

    64

    125

    5"

    182

    192

     

    193

    145

    70

    150

    6"

    207

    218

     

    219

    172

    76

    200

    8"

    262

    273

     

    276

    221

    89

    250

    10"

    317

    328

     

    336

    275

    114

    300

    12"

    373

    378

    383

    406

    325

    114

    350

    14"

    423

    428

    444

    448

    361

    127

    400

    16"

    473

    489

    495

    511

    412

    140

    450

    18"

    528

    539

    555

    546

    468

    152

    500

    20"

    578

    594

    617

    603

    515

    152

    600

    24"

    679

    695

    734

    714

    624

    178

    700

    28"

    784

    807

    802

    828

    720

    229

    800

    32"

    890

    917

    912

    936

    825

    241

    900

    36"

    990

    1044

    1012

    1044

    914

    241

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