Stainless Steel Dual Plate Check Valve
Debug · supplier source (internal only)
Specifications
Confirmed at quote- Size Range
- DN50-DN1000
- Pressure Class
- PN10/PN16
- Standards
- ANSI B16.10, BS5152, API609, BS5155, DIN3202, JIS Mounting, API 594, EN 12334, DIN PN10/16/25, API594
Available sizes
Standard DN sizes covered by this product. Confirmed at quote.
Available pressure classes
Pressure classes this product is rated to.
Configure your variant(manually adjust box on the right if you require a different spec)
- Size
- Pressure
- End connection
Materials
All available material options per part. Click a pill to set it in the configurator.
- body
- disc
- seat
- stem
- spring
- body (alternative)
- body (cast)
- body bearing
- body seat
- eye bolt
- hinge pin
- plate
- plug
- seat seal
- spring bearing
- stop pin
Operating media
Actuation options
Approvals
Features
- Spring-loaded dual plate design closes rapidly upon flow reversal
- Wafer-type body for compact installation between flanges
- Lower pressure drop compared to traditional swing check valves
- Supports horizontal and vertical upward flow installation
- Corrosion-resistant stainless steel construction
- Dual-plate (split-disc) wafer check valve design with spring-assisted closure
- Single-plate (swing-disc) wafer check valve variant also shown
- Lifting eye bolt fitted to body at top
- Spring-loaded central hinge pin assembly
- Rubber/elastomer seat lining (shown in blue in sectional diagram)
- Flow direction arrow cast onto body
- Dimensions ØA (outer flange diameter), ØE (bore/inner diameter), B (face-to-face length) indicated on sectional drawing
Notes
- Operating mode: manual, worm gear, pneumatic, electric, etc.
- Working Pressure: PN16 (200PSI) stated in product header
- Diagram: Image 6: Sectional diagram of dual-plate wafer check valve showing front elevation (Section A–A call-out) with 10 numbered part references (1–10), and side cross-section showing dimensions ØA (outer diameter), ØE (bore diameter), B (face-to-face length), elastomer seat lining highlighted in blue, spring and hinge-pin assembly, and flow direction arrow. Part numbers visible: 1 = lifting eye, 2 = hinge pin/shaft, 3 = disc retainer/stop, 4 = disc retainer/stop (lower), 5 = body, 6 = seat/seal insert, 7 = disc (plate), 8 = disc (plate), 9 = seat/seal insert, 10 = seat face/seal (side section).
Description
A wafer-type dual plate check valve with two spring-loaded plates that open under forward flow and close rapidly upon flow reversal. Constructed from stainless steel for corrosion resistance, suitable for chemical processing, marine pipelines, and water treatment applications. Supports horizontal and vertical upward flow installations with lower pressure drop compared to traditional swing check valves.
Smart find
Searches our product catalogue using your spec. Drop a PDF — or multiple PDFs at once — paste a description or a part number and we'll find the closest matches for each. Anything we can't match goes to your RFQ as a custom enquiry for our team to source.Related Check Valves
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Adds to your quote request — not a purchase. Refine size, pressure and material before submitting.