Stainless Steel Dual Plate Check Valve is a high-performance backflow prevention solution ideal for corrosive or demanding flow systems. Built with two spring-loaded plates, the valve opens with forward flow and closes rapidly upon reversal, ensuring system safety and minimizing water hammer.
This stainless steel dual plate check valve features a wafer-type body for compact installation between flanges. Its corrosion-resistant stainless steel construction makes it suitable for chemical processing, marine pipelines, and water treatment systems where durability is critical.
The dual plate design results in a lower pressure drop compared to traditional swing check valves, contributing to overall energy efficiency. The valve supports both horizontal and vertical upward flow installations and complies with API 594 and EN 12334 standards.
Its lightweight structure allows for easy handling and quick installation, especially in tight spaces. Available in multiple sizes and pressure classes, the stainless steel dual plate check valve is tested for tight shutoff and long-term reliability.
Choose this valve for environments requiring corrosion resistance, minimal maintenance, and consistent flow control without compromise.
Specifications:
| Nominal pressue (MPa) | 1.0 | 1.6 | |
| Nominal diameter(mm) | 50-1000 | 50-1000 | |
| Test pressure | Shell | 1.5 | 2.4 |
| (MPa) | Seal | 1.1 | 1.76 |
| Applicable temperature | 150 | ||
| Applicable medium | Fresh water, Sewage, Sea water, Air, Vapor, Food, Medicine, Oils, Acids, Alkalis, etc. |
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| Operating mode | manual, worm gear, pneumatic, electric, etc. | ||
