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Dual Plate Check Valve (General Service)

Product Description

Dual plate check valve for general backflow prevention in water, oil and gas lines.

Technical Specifications

Size Range 1.5" – 48" (DN40 – DN1200)
Pressure Class ASME Class 125 / 150 / 300
Body Material Cast Iron, Ductile Iron, WCB, CF8M
Disc Material SS, Nylon coated ductile iron
Seat Material EPDM, BUNA, Viton™, Metal
Standard API 594, API 598

Applications

Backflow preventionWater and wastewaterOil and gas lines

Frequently Asked Questions

What is the minimum order quantity for this product?

For standard specifications we accept trial orders starting from a small quantity. For customised production the MOQ depends on the specification — please contact our sales team for details.

How long is the production lead time?

Standard items are typically ready within 15–25 working days after order confirmation. Customised products may require additional time, which we will confirm before you place the order.

Do you provide technical drawings and certificates?

Yes. We can provide dimensional drawings, material certificates and third-party inspection reports on request.

What are your shipping terms?

We normally ship on FOB, CIF or EXW terms. Please tell us your destination port and we will quote the most suitable option.

Industrial Valves · Check Valve

Dual Plate Check Valve (General Service)

Dual plate check valve for general backflow prevention in water, oil and gas lines.

Key Specifications

material
Cast Iron · Carbon Steel · Stainless Steel 316
pressure
Class 150 · Class 300
medium
Water · Oil · Gas
connection
Wafer · Lug

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