Non-Slam Disc Check Valve (Wafer Type) Manufacturer | FlowBiz
FlowBiz is a premier manufacturer of high-performance Non-Slam Disc Check Valves (Wafer Type). Engineered for precision and longevity, our valves are the industry standard for preventing backflow and eliminating the destructive effects of water hammer in piping systems.
As a trusted global supplier, FlowBiz Exports ensures that every valve is crafted to handle critical media, including steam, gas, condensates, and corrosive chemicals.
What is a Non-Slam Disc Check Valve?
A Non-Slam Disc Check Valve is a compact, spring-assisted piping component designed to close immediately as flow velocity decreases. Unlike traditional swing check valves that "slam" shut when the flow reverses, the FlowBiz spring-loaded mechanism ensures a silent, shock-free closure.
Technical Specifications
Feature | Details |
Design Standard | Manufacturer Standard / API 594 |
Testing Standard | API 598 |
Body Material | ASTM A216 WCB, CF8, CF8M, Stainless Steel |
Pressure Rating | PN16, PN25, PN40, Class 150/300 |
End Connection | Wafer Type (Between Flanges) |
Size Range | 15mm to 300mm |
Key Advantages of FlowBiz Non-Slam Technology
1. Total Water Hammer Protection
The spring-assisted disc design ensures the valve closes before the flow can reverse. This prevents pressure surges (water hammer) that often damage pumps and pipe fittings.
2. Optimized Flow & Low Pressure Drop
Our Wafer Disc Check Valve features a streamlined flow path. This creates minimal resistance, ensuring a low pressure drop across the system, which directly reduces energy consumption for your pumps.
3. High Orientation Versatility
While standard NRVs are limited by gravity, FlowBiz valves can be installed in horizontal, vertical, or diagonal orientations, providing engineers with maximum piping layout flexibility.
4. Maintenance-Free Durability
Built with high-grade forged or cast materials, these mechanical valves are designed for "fit and forget" reliability in high-cycle applications.
Global Applications
The FlowBiz Disc Check Valve is widely utilized across diverse industrial sectors:
- HVAC & Cooling Systems: Chilled water and refrigeration cycles.
- Power Generation: Condensate lines and high-pressure steam.
- Pharmaceuticals & Food: Sanitary flow control and sterile processing.
- Chemical & Textile: Handling aggressive media and dye-liquors.
- Oil & Gas: Refineries and processing terminals.
FlowBiz Exports: India's Leading Flow Control Partner
FlowBiz Exports is a globally recognized manufacturer and supplier of comprehensive flow control accessories. Our manufacturing excellence extends to:
- Industrial Valves: Gate, Globe, Ball, Butterfly, and Plug Valves.
- Specialized NRVs: Swing Check, Dual Plate, and PFA/FEP Lined Check Valves.
- Instrumentation: Needle Valves, Sight Glass, and Knife Edge Gate Valves.
- Straining Solutions: Y-Type, Basket, and Conical Strainers.
We serve the most critical industrial sectors in India—from Mumbai and Pune to Ahmedabad, Chennai, and beyond—delivering IBR-certified and high-pressure solutions.