Stainless Steel Dairy Check Valves / NRV Supplier in Saudi Arabia

Dairy Check Valves / NRV

Our Dairy Check Valves (Non-Return Valves) are precision-engineered to ensure unidirectional flow and prevent backflow in hygienic piping systems. Manufactured from high-grade SS 304 and SS 316L, these valves feature a spring-loaded mechanism for reliable shut-off. With a mirror-polished internal finish, they provide the ultimate sanitary protection for food, beverage, and pharmaceutical B2B applications.

Product Overview

In hygienic fluid processing, preventing backflow is critical to maintaining system pressure and preventing cross-contamination. Our Dairy Check Valves (NRV) provide a robust, automatic solution that allows fluid to flow in one direction while immediately sealing if the flow reverses.

Precision Spring-Loaded Reliability

The heart of the valve is a high-tensile stainless steel spring and a precision-guided disc. This mechanism is calibrated to open at low cracking pressures, ensuring minimal energy loss during normal operation. Once the pump stops or pressure drops, the spring forces the disc back into the seat, providing an instantaneous, bubble-tight seal against backflow.

Superior Sanitary Construction

Designed for the most demanding hygienic environments, these valves feature a crevice-free internal geometry. Every internal surface is mechanically polished to a mirror finish (Ra < 0.8μm). This ensures that no product residue or bacteria can harbor within the valve body, making it fully compliant with global food safety standards.

Maintenance-Friendly Design

We understand that B2B operations require minimal downtime. Our check valves are designed with a heavy-duty body clamp or threaded union, allowing for rapid disassembly without specialized tools. This makes routine inspection, seal replacement, and Clean-in-Place (CIP) or Steam-in-Place (SIP) procedures fast and efficient.

Technical Specifications

Technical Parameter Specification Details
Material Grade AISI 304 / AISI 316L (Sanitary Grade)
Standard Compliance SMS 1145, DIN 11851, ISO 2852, 3-A Sanitary
Valve Type Spring-Loaded Non-Return Valve (NRV)
Size Range DN25 – DN100 / SMS 1″ – 4″
Seal Material EPDM, Silicone, or Viton (FDA Approved)
Surface Finish Internal Ra < 0.8μm (Mirror Polish)
Max. Operating Pressure 10 Bar (145 PSI)

Applications

  • Dairy & Milk Processing: Preventing raw milk backflow into pasteurizers and storage tanks.

  • Brewery & Beverage: Protecting fermentation tanks and yeast handling systems.

  • Food Production: Ideal for juice processing, liquid sugars, and edible oil lines.

  • Pharmaceuticals: Ensuring unidirectional flow in sterile water-for-injection (WFI) loops.

  • Personal Care & Cosmetics: Used in high-purity mixing and transfer lines for lotions and shampoos.