The Sanitary Butterfly Type Ball Valve is available with manual and automated operating configurations. Its stainless steel construction and sanitary flow path make it suitable for food and beverage, dairy, pharmaceutical, biotechnology, cosmetic, and compatible fine chemical processing systems.



The internal butterfly-type ball changes the effective flow area as the valve rotates. This allows operators to adjust the process flow between fully open and fully closed positions according to production requirements.
The relatively open flow passage is suitable for higher-viscosity products where excessive flow restriction can affect transfer performance. Typical applications include dairy products, liquid food, cosmetic formulations, and compatible process liquids.
The Sanitary Butterfly Type Ball Valve can be used for certain liquid media containing suspended or soft particles. Particle size, concentration, viscosity, temperature, and flow rate should be confirmed before selecting the valve for a specific process.
The 12-position handle provides approximately 15° adjustment increments, allowing operators to select repeatable intermediate flow positions. It is suitable for processes requiring finer manual flow adjustment.
The 4-position pull handle provides several defined operating positions for straightforward manual adjustment. It is suitable when the process uses predetermined flow settings rather than continuous regulation.
The handle configuration should be selected according to the required adjustment accuracy. The 12-position version is suitable for finer manual regulation, while the 4-position version is appropriate for simpler flow settings.
The pneumatic actuator converts compressed-air movement into approximately 90° rotary movement, allowing rapid valve positioning. It is suitable for production lines equipped with pneumatic control systems.
Electric actuation can be selected when the process requires electrically controlled valve positioning or when compressed air is not available.
The actuated valve can be integrated with PLC and other control systems, allowing valve positioning to work together with pumps, tanks, filling equipment, and other process machinery.
The internal ball is specially shaped to provide a controllable flow opening during rotation. This allows the valve to perform flow adjustment in addition to pipeline shut-off.
When the valve approaches the fully open position, the flow passage provides a relatively unobstructed route for the process medium, helping reduce unnecessary resistance during liquid transfer.
As the ball rotates away from the fully open position, the available flow area decreases. This provides an intermediate flow-control function without requiring a separate regulating valve.
SUS304 is suitable for compatible food, beverage, cosmetic, and general hygienic processing applications where standard corrosion resistance meets the process requirements.
SUS316L can be selected for more demanding product-contact conditions where higher corrosion resistance and stricter material requirements are needed.
The sealing material should be selected according to the process medium, temperature, cleaning chemicals, and sterilization conditions. Buyers should provide actual operating conditions when requesting a suitable configuration.
When the internal flow passage is aligned with the pipeline, the valve provides the maximum available flow area for process media transfer.
When the ball rotates to an intermediate position, the flow area is partially restricted. This position is used to control the process flow according to the required production conditions.
When the ball reaches the closed position, the flow passage is blocked and the sealing structure provides shut-off between the upstream and downstream sides.
| Item | Specification |
| Product Name | Sanitary Butterfly Type Ball Valve |
| Brand | AVM |
| Valve Type | Butterfly-Type Ball Valve |
| Body Material | SUS304 / SUS316L |
| Operation | Manual / Pneumatic / Electric |
| Manual Handle | 12-Position / 4-Position |
| Operating Mechanism | 90° Rotary |
| Connection | Sanitary Clamp and compatible connection options |
| Application Media | Liquids / Viscous Liquids / Compatible Particle-Containing Liquids |
| Surface Finish | According to sanitary processing requirements |
| Application Industries | Food & Beverage / Dairy / Pharmaceutical / Biotechnology / Cosmetics / Fine Chemicals |
| Size | d | D | L | S |
| 3/4" | 16 | 50.5 | 80 | 115 |
| 1" | 22.1 | 50.5 | 80 | 115 |
| 1 1/4" | 28 | 50.5 | 80 | 115 |
| 1 1/2" | 34.9 | 50.5 | 100 | 128 |
| 2" | 47.5 | 64 | 105 | 128 |
| 2 1/2" | 59.5 | 77.5 | 125 | 160 |
| 3" | 72.2 | 91 | 134 | 160 |
| 3 1/2" | 85 | 106 | 140 | 185 |
| 4" | 98 | 119 | 170 | 185 |
The Sanitary Butterfly Type Ball Valve can be used for controlled transfer of milk, yogurt, juice, sauces, liquid food ingredients, and other compatible products where hygienic flow adjustment is required.
Typical applications include pharmaceutical liquid transfer, buffer preparation, bioprocessing equipment, high-purity liquid handling, and compatible hygienic process piping.
The valve can be used for shampoo, lotion, cream, and other cosmetic formulations where viscosity and controlled liquid transfer are important process considerations.
For compatible chemical media, the valve can be applied to liquid transfer and process-control systems involving viscous or particle-containing materials. Material and seal compatibility should be evaluated according to the actual chemical composition.
Provide the medium name, viscosity, particle content, concentration, and operating temperature because these factors directly affect valve and sealing-material selection.
If the valve is mainly used for isolation, a basic operating configuration may be sufficient. If intermediate flow adjustment is required, the 12-position handle or an actuated configuration should be considered.
The valve size and connection dimensions should match the existing sanitary piping system. Provide the required nominal size and connection type when requesting a quotation.
For manual operation, specify the required handle type. For automated applications, specify pneumatic or electric operation and provide the available control conditions.
Valve dimensions and sanitary connection interfaces are checked according to the specified configuration before shipment.
Manual and actuated configurations are checked for correct movement and positioning according to the selected operating mechanism.
The stainless steel body and connection ends are protected during handling and packaging to reduce the risk of scratches, deformation, and contamination during transportation.
AVM uses suitable protective packaging for international transportation. Paper and wooden cases can be arranged according to valve size, operating configuration, and shipment requirements.
It is used for both flow regulation and shut-off in hygienic process pipelines, particularly where intermediate flow adjustment is required.
Yes. The valve is designed for applications involving viscous liquids, although actual suitability depends on viscosity, temperature, flow rate, and the characteristics of the specific medium.
It can be considered for compatible particle-containing liquids. Particle size, concentration, hardness, and process conditions should be confirmed before selection.
The 12-position handle provides approximately 15° adjustment increments for finer manual flow positioning. The 4-position handle provides several predefined positions for simpler operation.
Yes. Pneumatic and electric actuation options are available for integration with automated process systems.
Provide the valve size, process medium, viscosity, particle characteristics, temperature, pressure, required flow rate, connection type, and preferred manual or automated operating method.
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No. 373 Oufan Road, Dongtou District, Wenzhou City, Zhejiang Province, China
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