Sanitary Butterfly Valve Manufacturer in China | Stainless Steel Valves Supplier

Professional manufacturer of sanitary butterfly valves, widely used in data center cooling, food, beverage, dairy, and pharmaceutical industries.

  • ✔ Stainless Steel 304 / 316L
  • ✔ FDA & ISO Certified
  • ✔ OEM & Custom Solutions
  • ✔ Global Export Experience

What Is a Sanitary Butterfly Valve?

A sanitary butterfly valve is a hygienic quarter-turn valve designed to regulate or shut off fluid flow in sanitary processing systems. It is widely used in food and beverage, dairy, pharmaceutical, biotechnology, and cosmetic industries where cleanliness and contamination control are critical.

The valve consists of a polished stainless steel body, a rotating disc, a stem, and a hygienic sealing seat. By rotating the handle or actuator 90 degrees, the disc opens or closes the pipeline, providing reliable flow control with minimal pressure loss.

Compared with other sanitary valves, sanitary butterfly valves offer a compact structure, lightweight design, easy maintenance, and cost-effective performance. They are available with manual, pneumatic, and electric actuators and support various connection types including Tri-Clamp, Welded, Threaded, and Flanged ends.

Technical Specifications

  • Manufacturing Process: Precision Forging
  • Size Range: 1″–6″ (DN25–DN150)
  • Material: Stainless Steel SS304 / SS316 / SS316L
  • Sealing Materials: EPDM, VMQ (Silicone), FPM (Viton)
  • Connection Types: Threaded, Welded, Tri Clamp, Flanged
  • Working Pressure: 0–10 Bar
  • Air Supply Pressure: 5–8 Bar
  • Operating Temperature: -40°C to +180°C
  • Standards: 3A, DIN, SMS, IDF, ISO

Types of Sanitary Butterfly Valves

tri-clamp butterfly valves
Tri-Clamp Sanitary Butterfly Valve

3A tri-clamp sanitary butterfly valve for quick installation and easy cleaning systems.

Size: 1"–6" | Pressure: 0–10 Bar | Material: SS304 / SS316L

Pneumatic Sanitary Butterfly Valve

Pneumatic sanitary butterfly valves for automated, hygienic flow control in food, beverage, dairy, and pharmaceutical lines.

Size: 1"–6" | Pressure: 0–10 Bar | Material: SS304 / SS316L

din weld Sanitary butterfly valve
Weld Sanitary Butterfly Valve

DIN weld sanitary butterfly valve for secure installation in stainless steel pipeline systems.

Size: 1"–6" | Pressure: 0–10 Bar | Material: SS304 / SS316L

thread sanitary butterfly valves
Thread Sanitary Butterfly Valve

DIN thread sanitary butterfly valve for flexible installation and easy maintenance systems.

Size: 1"–6" | Pressure: 0–10 Bar | Material: SS304 / SS316L

Electric butterfly valves
Electric Sanitary Butterfly Valve

Electric sanitary butterfly valve for automated flow control in industrial processing systems.

Size: 1"–6" | Pressure: 0–10 Bar | Material: SS304 / SS316L

flange sanitary butterfly valve
Flanged Sanitary Butterfly Valve

DIN flanged sanitary butterfly valve for high-strength sealing in demanding industrial applications.

Size: 1"–6" | Pressure: 0–10 Bar | Material: SS304 / SS316L

Sanitary Manual Vs. Pneumatic Butterfly Valves

Our sanitary manual and pneumatic butterfly valves are made from premium stainless steel for hygienic pipeline systems. Available in multiple sizes, connection types, and sealing materials, they comply with 3A, FDA, and ISO standards, making them ideal for food, beverage, dairy, and pharmaceutical production.

Sanitary Manual Butterfly Valve Components

No. Description
01Valve Body
02Seal Ring
03Disc Plate
04Bush
05Hex Nut
06Hex Socket Bolt
07Rotary Head
08Handle Sleeve
09Draw Bar
10Handle Ball
11Hex Socket Bolt
12Spring
13Plastic Plug
14Plastic Plug

Sanitary Pneumatic Butterfly Valve Components

No. Description
01Valve Body
02Disc Plate
03Seal Ring
04Bush
05Direction Pin
06Connection Sleeve
07Pneumatic Head
08Gas-type Fitting
09Silencer
10Dowel
11Hanger
12Bolt
13Bolt
14Plastic Plug
15Nut
Sanitary Pneumatic Butterfly Valve Components

How Does a Sanitary Butterfly Valve Work?

A sanitary butterfly valve controls fluid flow through a rotating disc positioned in the center of the valve body. By turning the handle or actuator 90 degrees, the disc moves between the fully open and fully closed positions, providing efficient flow control and reliable shut-off for hygienic processing systems.

  • Quarter-Turn Operation — opens or closes with a 90° rotation
  • Open Position — disc aligns with the flow for maximum throughput
  • Closed Position — disc blocks the flow path for tight shut-off
  • Manual or Automated — available with manual, pneumatic, or electric actuators
  • Fast Response — quick opening and closing with low operating torque
  • Reliable Sealing — designed for leak-tight performance in sanitary applications

Connection Types Of Sanitary Butterfly Valves

Our sanitary butterfly valves are available in Tri-Clamp, Welded, Threaded, and Flanged connection types. Designed for hygienic processing systems, they provide reliable sealing, easy maintenance, and compliance with 3A, DIN, SMS, and ISO standards.

Tri-Clamp Connection Features

Tri-clamp sanitary butterfly valves are designed for hygienic pipeline systems requiring quick assembly, reliable sealing, and easy cleaning. They are commonly used in food processing, dairy, beverage, pharmaceutical, and other sanitary applications.

  • Quick Installation — clamp-on design
  • Easy Cleaning — CIP/SIP ready
  • Leak-Proof Seal — hygienic gasket system
  • 304/316L Stainless Steel — corrosion resistant
  • Food & Pharma Approved — FDA compliant materials
  • 3A / DIN / SMS Standards — global compatibility
tri-clamp butterfly valves

Weld Connection Features

Welded sanitary butterfly valves provide a permanent, leak-proof connection for hygienic pipelines. They are ideal for applications requiring maximum hygiene, durability, and high-pressure handling in food, beverage, dairy, and pharmaceutical production.

  • Permanent Connection — robust welded ends for leak-free operation
  • Hygienic Design — smooth internal surfaces, crevice-free
  • 304/316L Stainless Steel — corrosion-resistant, durable
  • Manual or Actuated — lever, pneumatic, or electric options
  • Food & Pharma Approved — FDA and 3A compliant
  • Global Standards — 3A, DIN, SMS, ISO

Thread Connection Features

Threaded sanitary butterfly valves provide a secure and compact connection for smaller-diameter hygienic pipelines. They are ideal for food, beverage, dairy, and pharmaceutical systems where easy installation and maintenance are required.

  • Compact Design — ideal for small-diameter pipelines
  • Quick Assembly — easy to install and remove
  • Leak-Proof Seal — hygienic gaskets ensure zero leakage
  • 304/316L Stainless Steel — corrosion-resistant and durable
  • Manual or Actuated — lever, pneumatic, or electric options
  • Food & Pharma Approved — FDA and 3A compliant
thread sanitary butterfly valves
flange sanitary butterfly valve

Flange Connection Features

Flanged sanitary butterfly valves provide a robust and leak-proof connection for larger pipelines. Ideal for food, beverage, dairy, and pharmaceutical applications requiring high-pressure performance and sanitary compliance.

  • Robust Connection — secure bolted flange ends
  • Hygienic Design — smooth, crevice-free surfaces
  • 304/316L Stainless Steel — corrosion-resistant and durable
  • Manual or Actuated — lever, pneumatic, or electric options
  • Food & Pharma Approved — FDA and 3A compliant
  • Flange Standards — 3A, DIN, SMS, ISO for global compatibility

Sanitary Butterfly Valve Vs. Industrial Butterfly Valve

Feature Sanitary Butterfly Valve Industrial Butterfly Valve
Application Food, beverage, dairy, pharmaceutical, biotech Water treatment, chemical, HVAC, power plants
Material Stainless steel (304/316L), food-grade seals Carbon steel, cast iron, rubber or PTFE seals
Hygiene High hygienic design, CIP/SIP cleanable Standard industrial design, not intended for sterile applications
Sealing Food-grade EPDM, PTFE, silicone Rubber, PTFE, or metal seats
Connections Tri-Clamp, Welded, Threaded, Flanged Flanged, wafer, lug type
Standards 3A, FDA, ISO, DIN ANSI, API, ISO, DIN
Maintenance Easy disassembly, cleaning, and sterilization Standard industrial maintenance, less strict hygiene
Price Higher due to hygienic design and materials Lower, designed for general industrial use
Sanitary Butterfly Valve Vs. Industrial Butterfly Valve
Valves and Fittings for data center cooling

Applications of Sanitary Butterfly Valves

Sanitary butterfly valves are widely used in industries that require hygienic and reliable fluid control. Their versatile design makes them suitable for food and beverage, dairy, pharmaceutical, biotechnology, cosmetics, and data center cooling systems.

  • Food Processing — beverage, dairy, and liquid food lines
  • Dairy Industry — milk, cheese, and yogurt production
  • Beverage Production — breweries, soft drinks, and juices
  • Pharmaceutical Manufacturing — sterile pipelines and clean rooms
  • Biotechnology — fermentation and bio-processing systems
  • Cosmetics & Personal Care — creams, lotions, and hygienic production lines
  • Data Center Cooling — chilled water and cooling loop control in hygienic HVAC systems

Manufacturing Process For Sanitary Butterfly Valves At Beyond Fluid

At Beyond Fluid, we take great care in manufacturing our sanitary butterfly valves. From the first mold to the final packaging, every step is closely monitored to ensure strict quality control. This meticulous process guarantees that our products meet the highest standards of excellence.

  1. Steel Blanking
  2. Furnace Heating
  3. Forging Forming
  4. CNC Rough Machining
  5. CNC Finishing
  6. Machining Center Trepanning
  7. Ultrasonic Cleaning
  8. Dust-Free Workshop Assembly
  9. QC Barometic Test
  10. Laser Marking
  11. Packing

Who We Are

Beyond Fluid, Your Reliable Sanitary Butterfly Valves Manufacturer

Beyond Fluid has over 15 years of experience supplying stainless steel sanitary valves to wholesalers, distributors, and large contractors. We offer reliable quality, excellent service, on-time delivery, and competitive prices. Our commitment to advanced technology, precision engineering, and strict quality standards ensures we meet the diverse needs of customers worldwide.

We take pride in producing high-quality sanitary valves and fittings. Our comprehensive range of products is designed for optimal performance and durability, with both standard and customized solutions. Serving industries from Food, wine, beverage to pharmaceuticals, we aim to be your long-term trusted partner to expand your market presence.

Close up of CNC machine

15+

Years of Experience

Testimonials

What Our Clients Say

Thank you for your cooperation!
A Large Wholesaler From USA

 “We’re literally satisfied with Beyond Fluid’ always on-time delivery and exceptional handling of requests. Their commitment to timely service is evident and consistently reliable. Their swift response and guaranteed on-time delivery make them my preferred choice.”

A Brand Manufacturer From Germany

“We can always count on Beyond Fluid’s quality. During a 2018 visit, their advanced facilities and stringent quality controls made a lasting impression on us. Their timely responses to requests for drawings or technical support further solidify my trust. We really love to place our orders to those suppliers like Beyond Fluid.”

FAQ

Frequently Asked Questions.

Here are a few real most popluar questions from our clients.

We manufacture a wide range of stainless steel sanitary butterfly valves, including 3A weld butterfly valves, clamp butterfly valves, DIN weld butterfly valves and etc. All our products meet industry standards for hygiene and durability.

Yes, we provide OEM services to help our clients reduce production costs and enhance their market share. We can customize products based on your specifications, including branding and packaging.

Our sanitary ball valves are manufactured to comply with industry standards such as ISO, CE, FDA, and 3-A. Specific certifications can be provided upon request.

We use high-grade stainless steel, such as 304 and 316/316L, which ensures excellent corrosion resistance, hygiene, and longevity for use in sanitary applications.

Absolutely. With over 15 years of manufacturing experience, we are equipped to handle large-scale orders and provide timely delivery for wholesalers, distributors, and contractors.

Yes, we can provide samples for quality evaluation. Please contact us to discuss your sample requirements and terms.

Thanks to our excellent supply chain management, and more than 15 years of experience in production, most of our wholesalers and distributors are happy with our prices.

Our typical payment term is 30% T/T in advance, balance payment against BL copy. But for serious buyers/companies, we’re open to discussing more flexible payment terms, such as a 30% deposit with the balance due within 30 days after shipment. We can work out the details later.

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