The Series F125 Dual Plate Wafer Type Check Valve is a high-performance flow control solution engineered for maximum efficiency and reliability in industrial piping systems. Designed to prevent backflow and protect upstream equipment, this valve utilizes a dual-plate mechanism that offers a compact design with minimal pressure drop, making it an ideal choice for space-constrained installations across various manufacturing sectors.
Crafted from premium materials ranging from Cast Iron and Ductile Iron to Stainless Steel and Al-Bronze, the F125 series ensures exceptional durability and corrosion resistance. Its wafer-type connection allows for easy installation and maintenance, providing a versatile solution for water, oil, and chemical transport where precise non-return functionality is critical for operational safety.
Detailed Parameters
| Body Materials | Cast Iron (ASTM A126CL. B, GG25), Ductile Iron (ASTM A536, GGG40) | Disc Materials | Ductile Iron (Nickel plated), Stainless Steel (CF8, CF8M), Al-Bronze |
|---|---|---|---|
| Seat Materials | NBR, EPDM, Neoprene, Viton | Spring Material | Stainless Steel (ASTM A276 Type 304, 316, 410) |
| Stem Material | Stainless Steel (ASTM A276 Type 304, 316, 410) | Seal Washer | NBR, EPDM, Neoprene, Viton |
| Screw Material | Carbon Steel, Stainless Steel (Type 316, 410) | Available Sizes | 2" (50mm) to 48" (1200mm) |
| Connection Type | Wafer Type | Part Washer | PTFE, Nylon |
Key Advantages
Superior Durability
Utilizing ASTM A536 Ductile Iron and high-grade Stainless Steel for prolonged service life in harsh environments.
Low Pressure Drop
The dual-plate design optimizes flow dynamics, reducing energy loss and enhancing system efficiency.
Versatile Sealing
Multiple seat options including Viton and EPDM ensure compatibility with diverse chemical media.
Compact Footprint
Wafer type construction saves significant installation space compared to traditional swing check valves.
Easy Maintenance
Simplified disassembly allows for rapid inspection and replacement of internal components.
Industry Standard
Compliant with international standards such as DIN, EN, and GB for global industrial interoperability.
Product Gallery
Management Platforms
Quality Control
Strict adherence to ASTM and DIN material standards for zero-defect manufacturing.
Precision Engineering
Advanced CNC machining ensures perfect tolerances for the dual-plate seating.
Supply Chain Efficiency
Optimized logistics for fast delivery of large-diameter valves (up to 48").
Custom Configuration
Tailored material selection for body and seats based on specific fluid media.
Inventory Management
Ready-to-ship stock for common sizes to minimize project lead times.
Technical Support
Expert guidance on valve sizing and material selection for industrial applications.
Investment Return Comparison
| Feature | Standard Check Valve | Series F125 Dual Plate |
|---|---|---|
| Installation Space | Large/Bulky | Highly Compact |
| Pressure Loss | Significant | Very Low |
| Weight | Heavy | Lightweight |
| Maintenance Cost | Moderate | Low (Modular Design) |
| Lifespan | Standard | Extended (Premium Alloys) |
Frequently Asked Questions
Dual plate valves are significantly more compact, lighter, and offer a lower pressure drop, making them ideal for high-efficiency industrial systems.
For corrosive media, we recommend Stainless Steel (ASTM A351 CF8M) for the disc and stem, paired with Viton or PTFE seals.
Yes, thanks to the spring-loaded dual-plate design, it can be installed in both horizontal and vertical pipelines.
The Series F125 covers a wide range from 2 inches (50mm) up to 48 inches (1200mm) to suit various pipeline scales.
NBR is ideal for oil and fuel applications, while EPDM is preferred for water, steam, and certain dilute acids.
Yes, our valves are manufactured in accordance with ASTM, DIN, EN, and GB standards to ensure global quality compliance.
