Sanitary Union Check Valve
A Sanitary Union Check Valve is a specialized type of check valve designed for hygienic applications, ensuring zero contamination and easy maintenance in industries with strict cleanliness requirements.
Key Features
✔ Material: Made from AISI 304/316L stainless steel with electropolished or mirror-finished surfaces to prevent bacterial growth and meet 3A, EHEDG, FDA, and ISO standards.
✔ Connection Type: Features a sanitary union joint (DIN/SMS/Clamp) for quick disassembly and cleaning (CIP/SIP compatible).
✔ Function: Automatically prevents backflow while allowing low-pressure drop and smooth fluid passage.
✔ Sealing: Uses PTFE or EPDM gaskets for leak-proof performance in high-purity systems.
Applications
✔ Food & Beverage: Dairy, beer, juice processing
✔ Pharmaceutical: Sterile liquid transfer, biotech
✔ Cosmetics: High-grade ingredient pipelines
Advantages Over Standard Check Valves
✅ Hygienic Design: No dead zones, fully drainable
✅ Easy Inspection: Union connection allows fast access
✅ Corrosion-Resistant: Suitable for acidic/alkaline media
