Sanitary & Tri-Clamp Safety Valves — Pharma, Food & Biotech

Food, pharmaceutical, and biotech systems demand specialized sanitary valve designs that enable rapid disassembly, sterilization, and CIP cleaning without dead legs or contamination risk. Aquatrol’s sanitary tri-clamp relief valves use 316L stainless steel, cleanable connections, and NSF food-grade certification. Custom sizing and sterile vent options—request a quote.

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Sanitary Valve Design Excellence

Sanitary tri-clamp relief valves integrate seamlessly into food and pharma processing systems using standard SMS or ISO 2852 clamp connections. Rapid disassembly without tools enables CIP cleaning, SIP sterilization, and product changeovers. All surfaces in product contact are 316L stainless with no dead legs where bacteria can harbor.

Regulatory compliance is built in. NSF/ANSI 372 certification confirms no-lead construction for potable water applications. FDA and USDA food-contact material certifications validate safety. Complete material traceability and pressure test documentation support facility audits and regulatory inspections.

Specialty vent options prevent product contamination—hydrophobic 0.2µ vent cartridges, separate sterile vent modules, and closed-loop designs all protect product integrity. Pilot supply and drain configurations integrate with CIP skids and process control systems. Aquatrol engineers custom solutions for unique sanitary requirements.

Series Connection Pressure Range Certification
740 SMS 26–32 mm clamp 50–300 PSIG NSF, FDA, USDA
741 ISO 2852 clamp 50–300 PSIG NSF, FDA, 3-A Dairy
742 Sanitary NPT 20–500 PSIG NSF, FDA, food-contact
747 Custom clamp 50–500 PSIG NSF, FDA, PED, bespoke
748 Flanged sanitary 50–600 PSIG NSF, FDA, ISO spec

Common Applications

  • Pharmaceutical fermentation tank relief and safety
  • Food processing kettle and cooker overpressure
  • Beverage production carbonation and pressure relief
  • Dairy processing and milk storage tank protection
  • Juice, sauce, and food ingredient processing relief
  • CIP/SIP sterilization equipment pressure limiting
  • Biotech and biopharma bioreactor overpressure relief

Need Help Choosing the Right Valve?

Our valve engineers can help you select the perfect valve for your application.

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Frequently Asked Questions

What is the difference between SMS and ISO clamp connections?
SMS 26–32 mm clamps are common in European food equipment. ISO 2852 clamps are international standard. Both are designed for tool-free assembly. Most food facilities use one or the other—verify your equipment standard before ordering. We manufacture both.
How do I validate a sanitary relief valve for my CIP protocol?
Provide your CIP chemical, temperature, duration, and frequency. We can validate the valve body and internal materials against your protocol. We also provide documentation supporting your facility validation and traceability records for audits.
What vent options are available for sanitary valves?
Options include integral hydrophobic 0.2µ vent cartridges (prevent bacterial entry), separate sterile vent modules (allows vent location flexibility), and closed-loop designs (capture vent discharge for analysis or reuse). Choose based on your product sensitivity and facility design.
Can you provide NSF and FDA certifications?
Yes. Every Aquatrol sanitary relief valve includes NSF/ANSI 372 (no-lead) and FDA food-contact material certifications. We provide documentation and material traceability supporting your facility audit. Additional certifications (USDA, 3-A Dairy) available upon request.
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