Sanitary stainless steel pneumatic insulation butterfly valve is a special valve that combines sanitary design, stainless steel material, pneumatic control and thermal insulation function. These valves are suitable for fluid systems that require high hygiene standards, fast response, precise control, and media temperature maintenance.
It can be adapted to different installation needs, such as mounting accessories: pneumatic head (Pneumatic Butterfly Valve), handle (Manual butterfly valve）、Duckbill multi-gear handle butterfly valve, handwheel, electric head (Electric quick-release butterfly valve), actuators, electromagnetic actuators, filter actuators, regulators (Sanitary electrically adjustable quick-release butterfly valve), explosion-proof actuators, signal actuators, etc.
peculiarity
Hygienic design: The valve meets sanitary standards, and the material and structure are designed to be easy to clean, without dead ends, and are not easy to breed bacteria, making it suitable for industries that require high hygiene standards such as food, beverage, and medicine.
Stainless Steel Material: The valve body is made of stainless steel material, which has strong corrosion resistance and is suitable for various environments and usage scenarios.
Pneumatic control: The valve is quickly responded to and accurately controlled by the pneumatic actuator, which does not require electricity, and is suitable for explosion-proof or inconvenient power supply.
Thermal insulation function: The valve is equipped with a thermal insulation layer, which can effectively slow down the temperature loss of the medium when passing through the valve and keep the temperature of the medium stable.
Butterfly valve structure: It adopts a butterfly valve structure, which has a fast action speed and is suitable for occasions where it is necessary to quickly switch fluids.
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Sanitary stainless steel pneumatic insulation butterfly valves are widely used in high hygienic standard fluid systems in food, beverage, pharmaceutical, biotechnology and other industries, especially in occasions that require control of medium temperature, rapid response and precise control.
Purchasing Advice
Determine the usage scenario: According to the actual application scenario, choose the appropriate stainless steel material and insulation material to ensure that the corrosion resistance and thermal insulation performance of the valve meet the usage requirements.
Consider control accuracy: Choose appropriate pneumatic actuators and control systems based on actual needs to ensure precise flow control.
Pay attention to hygiene standards: ensure that the valve meets relevant hygiene standards and requirements, and the material and structure are easy to clean, without dead ends, and are not easy to breed bacteria.
Consider installation and maintenance: During installation and use, you should strictly follow the instructions and regularly clean and maintain the valve to ensure its normal operation and extended service life.
Sanitary stainless steel Pneumatic Insulated Butterfly Valves are a special valve with a variety of advantages for fluid systems that require high hygiene standards, fast response, precise control, and medium temperature maintenance. When purchasing, it is necessary to comprehensively consider the actual usage scenarios and requirements to choose the appropriate valve type and configuration.
| Model representation method | ||||||||||||
| WH | -600 | —Q1 | —C1 | —F | —16 | —P | —25 | —D1 | —B | —W2 | —B2 | —L |
| >1. Weiheng brand | >2. Drive mode | >3. Valve body type | >4. Connection method | >5. Sealing material | >6. Nominal pressure | >7. Valve body material | >8. Nominal diameter | >9. Control mode | >10. Explosion-proof level | —20~150℃ | >12. Accessory options | >13. Three flows |
| 1~7 mandatory options, 8~13 optional | ||||||||||||
| 1 codename | 5 codename | Sealed material | 10 code | Explosion-proof rating | |
| WH | Weiheng brand | F | PTFE | B | ExdIl BT4 Gb explosionproof and explosion-proof type |
| PPL | Para-polyphenylene | BZ | ExdllCT5 Gb explosion-proof and explosion-proof type | ||
| 2 codename | Drive mode | H | Metal hard seal | BC | Exdll CT6 Gb explosionproof and explosion-proof type |
| 600 | Pneumatic actuator series | Y | cemented carbide | BM | ExmbllT4 Gb cast explosion-proof type |
| 900 | Electric actuator system | X1 | Ding Qing rubber NBR | BA | Exiall CT6Ga intrinsically safe and explosion-proof |
| 2001 | Column plastic actuator angle seat valve series | X2 | Natural rubber NR | ||
| 2002 | Stainless steel actuator angle seat valve series | X3 | EPDM | 11 codenames | Medium temperature |
| X4 | Viton rubber FPM | W1 | -20-80C | ||
| 3 codename | Body type | X5 | Food grade silicone rubber SI | W2 | -20-150C |
| Q1 | Two-way valve | F46 | Fully lined polyperfluoroethylene FEP | W3 | -20-250C |
| Q2 | Three-way valve | PFA | Fully lined with soluble PTFE PFA | W4 | -29-425C |
| Q3 | Four-way valve | F4 | Fully lined PTFE | W5 | -29-650C |
| Q4 | Stationary ball valve | N | nylon | W6 | -196-60C |
| Q5 | V-ball | TC | Lined ceramic | ...... | ...... |
| Q6 | Low profile ball valve | J | Rubber lining | It has a special temperature that can be designed and manufactured according to customer requirements | |
| Q7 | Sanitary grade ball valves | PEEK | Polyether ether ketone | ||
| Q8 | Plastic ball valves | W | When the ring | 12 codenames | Accessory selection |
| Q9 | High Vacuum Ball Valve | ...... | ...... | B1 | 2-position, 3-way solenoid valve |
| Q10 | Fluorine ball valve in the whole village | Other special sealing materials can be designed and manufactured according to customer requirements | B2 | 2-position 5-way solenoid valve | |
| Q11 | Cryogenic ball valves | B3 | 2-position 3-way explosion-proof solenoid valve | ||
| Q12 | Insulated ball valve | 6 codename | Nominal pressure | B4 | 2-position 5-way explosion-proof solenoid valve |
| Q13 | Eccentric hemispherical valve | ...... | ...... | B5 | Filter pressure reducing valve |
| Q14 | Tank bottom valve | B6 | Limit switch | ||
| Q15 | Ceramic ball valves | 7 codename | Body material | B7 | Explosion-proof limit switch |
| D1 | Centerline soft-sealed butterfly valve | Q | Ductile iron HT200 | B8 | Hand manipulation mechanism |
| D2 | 3. Eccentric butterfly valve | C | carbon steel | B9 | Locator |
| D3 | Sanitary Butterfly Valve | P | Stainless steel 304 | ...... | ...... |
| D4 | Plastic butterfly valve | R | Stainless steel 316 | ||
| D5 | Ventilation butterfly valve | PL | Stainless steel 304L | 13 codenames | Three flows |
| D6 | Fluorine butterfly valve in the whole village | RL | Stainless steel 316L | L | Tee L-type BC switching |
| D7 | High vacuum butterfly valve | U | PVC UPVC | T1 | Tee T-type C-port switch |
| D8 | Powder butterfly valve | PP | Reinforced polypropylene RPP | T2 | Tee T-type AB switching |
| Z1 | Gate valve | L | Aluminum alloy | T3 | Tee T-type AC switching |
| Z2 | Knife gate valve | ...... | ...... | T4 | Tee T-type B-port switch |
| J1 | Globe valve | Other special valve body materials can be designed and manufactured according to customer requirements | |||
| J2 | Bellows cut stop valve | ||||
| J3 | Angle seat valve | 8 codename | It is called the path | ||
| F1 | Upward expansion discharge valve | ...... | ...... | ||
| F2 | Downward discharge valve | ||||
| Other special valve body materials can be designed and manufactured according to customer requirements | 9 code | Control mode | |||
| Z | Standard switch type | ||||
| 4 codenames | Connection | T1 | Integral switching type | ||
| C1 | Female thread | T2 | Overall adjustment | ||
| C2 | By order | T3 | RS485 bus type | ||
| C3 | Male thread | D1 | Double acting | ||
| C4 | flange | D2 | Double-acting adjustment type | ||
| C5 | KF vacuum chuck | E1 | Uni-acting normally closed | ||
| C6 | weld | E2 | Single-acting normally closed regulation type | ||
| C7 | Pair clip | E3 | Single-acting and always open | ||
| C8 | Clamps | E4 | Single-acting normally open adjustment type | ||
Stainless Steel Pneumatic Insulated Butterfly Valve
The Stainless Steel Pneumatic Insulated Butterfly Valve is a high-performance valve designed to offer precise flow control, enhanced thermal efficiency, and reliable operation in demanding industrial applications. Engineered with pneumatic actuation and a corrosion-resistant stainless steel body, this valve is perfect for environments requiring high-temperature regulation and insulation in systems such as oil and gas, chemical processing, HVAC systems, and water treatment. Its robust construction ensures energy-efficient operation while providing superior leak-proof performance and minimal maintenance. This valve offers exceptional durability, energy savings, and consistent performance across a range of industrial sectors.
The Stainless Steel Pneumatic Insulated Butterfly Valve offers numerous advantages that make it an ideal choice for a variety of industrial systems. Below are the key benefits:
Made from high-quality stainless steel, the valve is resistant to corrosion, oxidation, and wear, making it suitable for harsh environments.
It can withstand exposure to chemicals, high temperatures, and pressures, ensuring long-term reliability in industries such as chemical processing, oil and gas, and food processing.
The pneumatic actuator provides fast and reliable control for precise valve operation, enabling quick response times and energy-efficient actuation.
Ideal for systems that require on/off or flow regulation, the actuator ensures minimal lag and optimized control in demanding applications.
The insulated body helps to maintain consistent temperatures within the pipeline, reducing energy loss or gain, and improving system efficiency.
It’s particularly useful in steam lines, hot fluid systems, and process systems that require thermal stability and precise temperature management.
The valve’s leak-proof seal ensures that there is no leakage, providing reliable performance in critical applications.
Minimal maintenance is required due to the stainless steel body and long-lasting design, leading to reduced downtime and operating costs.
The Stainless Steel Pneumatic Insulated Butterfly Valve is engineered to provide excellent performance in industrial systems where precise flow control, energy efficiency, and temperature regulation are critical. Below are the key performance specifications:
| Specification | Details |
|---|---|
| Valve Body Material | Stainless Steel (304/316) for corrosion resistance |
| Actuation Type | Pneumatic (Double-acting or spring-return options) |
| Temperature Range | -20°C to 150°C (with insulation to maintain temperature) |
| Pressure Rating | Up to 16 bar (PN16) |
| End Connections | Flanged or Wafer-style (DIN, ANSI, JIS options) |
| Size Range | DN50 to DN600 (other sizes available upon request) |
| Leakage Class | Zero leakage (Class VI) |
| Insulation Type | Thermal insulation to minimize heat loss or gain |
| Sealing Materials | PTFE, Viton, or EPDM depending on fluid type |
Fast Actuation: The pneumatic actuator delivers quick valve operation for critical applications requiring high speed and precision.
Energy Efficiency: The insulated design minimizes heat loss and optimizes system energy usage, reducing operating costs.
Corrosion Resistance: Stainless steel construction resists corrosion and degradation, ensuring long-term performance in harsh environments.
The Stainless Steel Pneumatic Insulated Butterfly Valve is customizable to meet the specific needs of your application. Below are some available upgrade options:
Standard Pneumatic Actuator: Suitable for most applications with simple on/off operation.
Double-Acting Actuator: Provides a faster response for more demanding control applications.
Spring-Return Actuator: Ideal for applications requiring automatic fail-safe operation in case of air loss.
Standard Insulation: Provides basic thermal protection and temperature stability.
Advanced Insulation: For high-temperature applications, advanced insulation materials (e.g., fiberglass, mineral wool) can be used to improve thermal efficiency and reduce energy loss.
Custom Insulation Jackets: Tailored to specific operating conditions for enhanced heat retention and reduced system losses.
PTFE Seals: Ideal for general-purpose applications with water, chemicals, and gases.
Viton Seals: Suitable for high-temperature and chemical-resistant applications, offering superior longevity.
EPDM Seals: Perfect for food and beverage applications, ensuring safe and reliable operation in sanitary environments.
Electro-Pneumatic Actuators: For applications requiring automated control, smart actuators can be added, featuring position feedback and remote monitoring capabilities.
We are committed to providing exceptional after-sales support to ensure that your Stainless Steel Pneumatic Insulated Butterfly Valve operates efficiently and reliably throughout its service life. Our after-sales services include:
Our technical team provides installation assistance and guidance to ensure your valve is installed correctly, minimizing downtime and ensuring optimal performance.
We offer comprehensive training for your team on valve operation, maintenance, and troubleshooting, empowering your personnel to manage the valve effectively and independently.
We offer preventive maintenance packages and spare parts for quick replacement of worn components, ensuring your valve continues to operate at peak performance.
Genuine Parts: We only supply genuine replacement parts to ensure your valve remains certified and compliant with industry standards.
Our 24/7 technical support team is available to assist with troubleshooting, offer solutions to technical issues, and provide advice on system integration and upgrades.
We offer a standard warranty on all our valves, with extended warranty options available for additional peace of mind. Warranty coverage includes parts replacement, labor costs, and service calls under certain conditions.
While the Stainless Steel Pneumatic Insulated Butterfly Valve is designed for reliability, common issues can occur over time. Below are some common problems and their troubleshooting solutions:
| Problem | Cause | Solution |
|---|---|---|
| Valve fails to open or close | Insufficient pneumatic pressure, actuator failure, or blockage. | Check air supply pressure (4-8 bar) and replace faulty actuator or clear blockages. |
| Leaking at the seals | Worn seals, incorrect installation, or excessive pressure. | Inspect seals and replace them with suitable materials (e.g., PTFE, Viton). |
| Erratic valve operation | Contaminants in the actuator, air supply issues, or valve misalignment. | Clean the actuator and air supply system, check for alignment, and lubricate moving parts. |
| Slow actuation response | Clogged pneumatic lines or insufficient air flow. | Clean pneumatic lines and check air filters for blockages. |
The Stainless Steel Pneumatic Insulated Butterfly Valve is the ideal solution for industries that require precise flow control, temperature stability, and corrosion-resistant performance in harsh environments. With its pneumatic actuation, leak-proof design, and energy-efficient insulation, it offers long-term reliability and low maintenance costs. Whether for chemical processing, food production, or HVAC systems, this valve ensures optimal performance in demanding applications.
By leveraging our custom upgrade options, after-sales support, and detailed maintenance guidelines, you can ensure the continued reliability of your valve, maximizing its lifespan and performance. For more information or to place an order, please contact our sales team.
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Tel: +86 577 8699 9257
Tel: +86 135 8786 5766 /+86 137 32079372
Email: wzweiheng@163.com
Address：No. 1633, Yidaoba Road, Binhai Industrial Park, Wenzhou City, Zhejiang Province
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