High performance butterfly valve
High Performance Butterfly Valve, an exceptional flow control solution that combines superior performance, durability, and ease of operation. This valve is designed for a multitude of applications, providing reliable service under a wide range of operating conditions.
The heart of this valve is its disc design, which is offset from the centerline of the valve body. This unique feature allows the disc to completely clear the valve seat when opened, reducing friction and wear. The result is a valve that operates smoothly, lasts longer, and requires less maintenance than traditional centered disc butterfly valves.
But the standout feature of our High Performance Valve is undoubtedly its sealing system. It incorporates a resilient, replaceable seat that creates a bi-directional, bubble-tight seal. This means it can effectively prevent leakage in both directions, even under high pressure or temperature conditions.
This valve is equipped with a robust actuator, providing precise control over the disc position. Whether you need to fully open, fully close, or adjust the valve to any position in between, the actuator responds quickly and accurately, ensuring efficient flow control.
Constructed from high-quality materials, our High Performance Butterfly Valve is designed to withstand tough conditions. It’s resistant to corrosion, wear, and high temperatures, making it suitable for a wide range of fluids including water, oil, gas, and certain corrosive media. You can choose from various material options for the valve body, disc, and seat to meet your specific application requirements.
Installation and maintenance have also been made easy. The valve comes in a variety of sizes to fit different pipe diameters, and its wafer or lug style design allows for easy installation and removal. Furthermore, the seat and other key components are easily accessible for inspection or replacement, minimizing downtime during maintenance.
In summary, our High Performance Butterfly Valve is a versatile, robust, and efficient solution for your fluid control needs. Its innovative design, high-quality construction, and user-friendly features ensure reliable performance and excellent value for money. Whether you need a valve for a simple water system or a complex industrial process, our High Performance Butterfly Valve is up to the task.
FEATURES
- One-piece stem design with ISO 5211 square drive
- ISO 5211 direct mounting flange on the valve body
- Easy-adjust gland packing accessible with actuator mounted in place
- Belleville washers on the gland nut offer reliable primary sealing between shaft and packing
- Retaining ring for both equably pressing on packing and stem blowout proof
- Multiply rows of RPTFE chevron for soft seat valve and Graphite chevron for fire safe and metallic seat
- Extended neck for pipe insulation
- Self-energized seat resulting in longer life and reduced maintenance·Pin-less shaft to disc connection makes the valve convenient for parts replacement and reliable even under corrosion
- Seat retainer supports the seat and allows for easy changeout
- Double offset disc reducing the valve torque
- Alloy harden disc surface for metal seat increases the sealing life time
- Integral disc stop prevent disc from over travel
- Soft seat, fire safe seat and metallic seat are replaceable each other
- PTFE lined SS316 bearing support stem and increase service life
- Thrust ring for anti-blowout and anti-static
PARTS LIST AND MATERIAL SPECIFICATION
No. | Part name | Material | |
1 | Body | WCB | CF8M |
2 | Disc | CF8* | CF8M* |
3 | Seat | RPTFE,SS316+RPTFE,SS316 | |
4 | Shaft | 17-4 PHSS,1.4462 | |
5 | Packing gland | CF8 | |
6 | Bottom cover | Same as body | |
7 | Cover seal | Graphite | |
8 | Thrust washer | SS316 | |
9 | Seat retainer | WCB | CF8M |
10 | Gasket | RPTFE, Graphite | |
11 | Retaining ring | SS304 | |
12 | Packing | RPTFE, Graphite | |
13 | Packing ring | SS316 | |
14 | Bearing | SS316+PTFE | |
15 | Thrust bearing | SS316 | |
16 | Key | SS316 | |
17 | Bolt | SS316 | |
18 | Bolt | SS304 | |
19 | Bolt | SS304 | |
20 | Nut | SS304 | |
21 | Belleville washer | SS304 | |
*Supersonic spray welding of different materials on sealing surface of metal seating valve according to requirements |
TECHNICAL DATA
Connection | Wafer |
Size | 3″-24″ |
Pressure | Class150,Class300 |
Flange standard | ASME B16.5 Class150,Class300; EN1092 PN16, PN25, PN40 |
Face to face | API 609 Category B valve Wafer |
Pressure test | API 598 |
Temperature | PTFE seat -29°C to +200°C,metal seat -29°C to +400°C |
Operator | Lever,Gear box,Pneumatic actuator,Electric actuator |