1. Bi-directional tightness.
2. Small in size and light in weight. Easy installation and maintenance. It can be mounted wherever needed.
3. Simple and compact construction, quick 90 degree on-off operation.
4. Minimized operating torque, energy saving.
5. Flow curve tending to straight line. Excellent regulation performance.
6. Long service life. Standing the test of tens of thousands opening/closing operations.
7. Bubbles-tight sealing with no leakage under the pressure test.
8. Wide selection of materials, applicable for various medium.
Main Performance Spcification
Nominal diameter | DN40-DN1200 | DN40-DN1200 | DN40-DN300 | |
Nominal pressure | 1.0 | 1.6 | 2.5 | |
Test pressure | Seal | 1.1 | 1.76 | 2.75 |
Shell | 1.5 | 2.4 | 3.75 | |
| Applicable temperature | -10℃~100℃ | |||
| Applicable medium | Water, sewage, air, steam, food, medicine, various, oils, acids, alkalis, salts,etc. | |||
Main Part Materials
Part name | Material |
| Body | Ductile iron, cast iron, cast steel, stainless steel |
| Plate | Ductile iron(surface treatment: nickel plating, spray N11, fully lined with EPDM, fully lined with PTFE), CF8, CF8M, copper alloy, Monel, duplex steel, etc |
| Stem | SS410、SS416、SS431、SS304、20Cr13 |
| Seat | EPDM, NBR, natural rubber, Viton, silicone, PTFE, etc. |
| O-Ring | EPDM, NBR |
| Bushing | PTFE, bronze |




Product Advantages
Structural and Design Strengths of the Valve
This wafer butterfly valve showcases a compact wafer design that simplifies installation between flanges,
reducing spatial requirements without compromising strength. Its modular construction permits easy replacement
and maintenance, aided by a robust stem and disc assembly. Material diversity—from cast steel to stainless
steel—ensures tailored corrosion resistance and mechanical integrity suitable for varied applications. The electric
actuator integration minimizes mechanical complexity, enhancing system reliability and allowing configuration
within automated valve networks. This thoughtful engineering reflects the expertise of the butterfly valve
manufacturer committed to durable, flexible solutions.
Performance Benefits and User-Centric Features
Users benefit from quick 90-degree operation enabled by the electric actuator, lowering manual effort and enhancing
operational efficiency. The valve’s low operating torque extends actuator lifespan and reduces energy costs, proving
essential for automated systems. Bubble-tight sealing guarantees leak-free performance for both directions, vital in
process stability and environmental safety. Offering compatibility with multiple sealing materials ensures optimal
media resistance, supporting diverse industry needs. Overall, this butterfly valve supplier delivers a product that
combines longevity, easy maintenance, and reliable automation for enhanced user satisfaction.
Use Scenarios
Automated Control in Municipal Water Systems
In municipal water treatment and distribution, this wafer butterfly valve serves a critical role in regulating flow and
ensuring secure isolation during maintenance. Installed within pipeline networks, it integrates seamlessly with electric
actuators for remote operation, enhancing responsiveness and reducing manual intervention. Compliant with industry
standards, it withstands the demanding environmental and media conditions typical of water and sewage systems.
The valve’s bi-directional tightness and rapid actuation support emergency shut-off capabilities, ensuring safety and
regulatory compliance within municipal infrastructure management.
Flow Management in Food and Beverage Processing
Within food and beverage plants, this butterfly valve is key for hygienic and precise control of piping systems carrying
liquids like water, steam, and processing oils. Its material options include food-grade seals that comply with health
standards, facilitating clean operation and minimal contamination risk. The wafer butterfly valve’s compact design allows
easy integration into existing lines, while the electric actuator enables consistent, programmable operation to match
production cycles. This combination ensures both product quality and efficient process control, vital for meeting strict
industry regulations and maintaining operational uptime.
FAQ
What materials are used in your wafer butterfly valve construction?
Our wafer butterfly valve features bodies made from ductile iron, cast iron, cast steel, or stainless steel. Seal and seat
options include EPDM, NBR, Viton, and PTFE, allowing compatibility with various media. This range ensures durability
and reliable performance for different industrial applications as a leading butterfly valve manufacturer.
Can the DN100 Wafer Type Butterfly Valve be customized for specific applications?
Yes, customization is available to suit your process needs. You can select body materials, seal types, and flange standards
like DIN, EN, JIS, or ASME. The integrated electric actuator also offers programmable control options, making this product
versatile for automation as a trusted butterfly valve supplier.
How is the DN100 wafer butterfly valve installed in piping systems?
The wafer style design allows easy installation between two flanges without additional nuts or bolts. Its lightweight, compact
body simplifies mounting and alignment, supporting quick and reliable 90-degree operation. This user-friendly design
benefits both installers and maintenance teams.
What maintenance is required to ensure the valve’s long service life?
The valve is designed for low maintenance with durable materials and proven sealing technology. Regular inspection of seals
and actuator function is recommended. Proper cleaning and timely replacement of worn parts maintain performance and
extend system uptime, supporting efficient operation from your reliable butterfly valve supplier.
TJL INDUSTRY GROUP CO., LIMITED
Tel: 0086-22-28219562
Fax: 0086-22-28219554 ext.8888
Mobile:15022393555
Email: sales@tjlindustry.com
Address: 1-711,XiangNian Plaza, Dongjiang and Neijiang Road Cross, Hexi District, Tianjin China