What Are the Main Types of Sanitary Valves?
Created on 10.13
Sanitary valves are designed for hygienic fluid-processing systems where controlled flow, cleanability, and contamination prevention are important.
The main types include butterfly valves, ball valves, check valves, diaphragm valves, and diverter valves.
Each type serves a different purpose, from isolating fluid and preventing backflow to controlling or redirecting flow in processing pipelines.
- Sanitary Butterfly Valve
Sanitary butterfly valve uses a rotating disc to control the flow passage. Its compact design makes it a practical option for many sanitary piping systems.
Butterfly valves are commonly used in food, dairy, beverage, and brewery processing. Manual, pneumatic, and electric configurations are available depending on the installation and automation requirements.
- Sanitary Ball Valve
Sanitary ball valve uses a rotating ball with a bore to open or close the flow passage.
It is often selected when reliable fluid isolation and a direct flow path are required.
Available configurations include two-piece, three-piece, Tri-Clamp, and threaded designs, depending on the product range and piping requirements.
- Sanitary Check Valve
Sanitary check valve operates automatically according to fluid flow and pressure conditions.
It allows flow in the intended direction and helps prevent reverse flow without routine manual operation.
It is particularly useful in pump outlets and transfer pipelines where backflow could affect process operation.
- Sanitary Diaphragm Valve
Sanitary diaphragm valve uses a flexible diaphragm to regulate or stop fluid flow.
The diaphragm separates the operating mechanism from the process medium, making this design suitable for applications with demanding hygiene and contamination-control requirements.
It is frequently considered for pharmaceutical, biotechnology, and high-purity fluid systems.
- Sanitary Diverter Valve
Sanitary diverter valve changes the route of fluid between designated flow paths.
Unlike a standard shut-off valve, its primary purpose is to direct product or cleaning fluid to the required destination.
The number of ports and internal configuration should match the piping layout and process requirements.
Frequently Asked Questions
- What is the difference between a butterfly valve and a ball valve?
Butterfly valve uses a rotating disc, while a ball valve uses a rotating ball. The appropriate design depends on the required flow characteristics, shut-off performance, installation, and operating conditions.
- Are all sanitary valves suitable for CIP or SIP?
No. Suitability depends on the valve design, seals, materials, installation, and the cleaning or sterilization conditions specified by the manufacturer.
- Can sanitary valves be used in AI liquid cooling systems?
Selected stainless steel valves may be suitable for AI data center liquid cooling when their materials, seals, pressure ratings, and flow characteristics meet the system requirements.
Conclusion
The main types of sanitary valves differ in their operating mechanisms and intended functions.
Understanding these differences helps buyers select the appropriate valve for their piping configuration, process conditions, and hygiene requirements.
JIANEN supplies stainless steel sanitary butterfly valves, ball valves, check valves, diaphragm valves, and diverter valves for a range of fluid-processing applications.
Need help selecting a sanitary valve? Send us your requirements regarding valve type, size, connection, material, and application.
