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.
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. | |||
| 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
Energy-Efficient Operation
The Resilient Seat Butterfly Valve is designed to operate with minimal torque, reducing energy consumption while maintaining high operational
efficiency. The compact and lightweight design also contributes to energy savings, ensuring that the valve operates efficiently even in demanding
industrial conditions.
Superior Sealing and Durability
With bi-directional tightness and bubble-tight sealing, this valve ensures no leakage even under pressure tests. The durable materials and the
high-quality seat and stem options, including EPDM and PTFE, make it resistant to corrosion and wear, providing a long-lasting, reliable performance
that significantly reduces maintenance costs.
Versatility in Material and Application
The valve offers a wide selection of materials, including stainless steel, cast iron, and various elastomers like EPDM and NBR. This allows it to
be tailored to specific industry needs, such as handling water, sewage, oils, acids, and even steam. Its versatility makes it suitable for a wide
range of industries, from chemical processing to water treatment.



About Us
TJL Industry Group Co., Ltd. is a leading butterfly valve manufacturer with extensive expertise in producing high-quality flow control products.
With a commitment to innovation and reliability, TJL provides a wide range of valves, including the Resilient Seat Butterfly Valve. Our products
are designed to meet international standards, offering superior performance, durability, and cost-effectiveness for industries such as water
treatment, chemical processing, food and beverage, and marine applications. We are dedicated to delivering customized solutions to meet the
specific needs of our clients, backed by exceptional customer service and technical support.
Contact us now to get your customized butterfly valve solution tailored to your industry needs!
FAQ
What is the temperature range for the Resilient Seat Butterfly Valve?
The valve operates effectively within a temperature range of -10℃ to 100℃, making it suitable for a variety of industrial applications.
Can this valve be used for corrosive fluids?
Yes, the valve is designed with corrosion-resistant materials such as PTFE and EPDM, making it ideal for use with chemicals, acids, and other
aggressive fluids.
What materials are used in the construction of the valve?
The valve is made from high-quality materials such as ductile iron, stainless steel, and cast iron for the body, and PTFE, EPDM, and NBR for the
seat.
How long can the valve last in continuous operation?
The Resilient Seat Butterfly Valve is built to endure tens of thousands of opening and closing operations, ensuring a long service life with minimal
maintenance.
What industries can benefit from using this valve?
Industries such as water treatment, chemical processing, and food and beverage can benefit from the valve’s reliable performance, energy
efficiency, and corrosion resistance.
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