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Butterfly Damper
BUTTERFLY DAMPER TECHNICAL DETAILS
Design And Manufacturing: Manufacturer
Valve Face To Face Dimension: Manufacturer
Flange Standard Conformity: Flanged to fit ANSI, EN, Manufacturer
Design Pressure: Typically 50Kpa (0.5 bar) however we can design for higher on request
Seat testing method: Feeler gauge
Temperature: Typically 600°C (1112°F) up to 1250°C (2282°F) on request
Top Mounting Flange: ISO 5211
Description
RK Butterfly dampers were developed in response to our customers’ desire for an economical industrial damper that could be used in most applications. The body of the butterfly dampers is a fabricated construction which can be made of different materials.
RK Butterfly damper will Regulating or isolating purpose. Normally with one single disc on a central shaft and optionally with multiple interconnected blades.
Available with pneumatic, electric, hydraulic or manual actuator.
Depending on the sealing system, varying levels of tightness can be obtained (95% -100 %).
Applications in cogeneration plants, waste heat recovery systems.
Features
- Round or rectangular design
- Fully welded body
- Specially engineered compact design
- On/off or modulating
- Gear operated, pneumatically actuated, Electric actuator
Material Construction:
| Description | Material |
| Body | Carbon Steel / Stainless Steel |
| Disc | Carbon Steel / Stainless Steel |
| Shaft | SS 304 / SS 410 |
| Operation | Lever / Gear / PNEUMATIC / ELECTRICAL Actuator |
| Fastener | CS / SS 202 / SS 304 |
| Bearing | Seal and flinger on both sides ball bearing unit with set screw locking, cast iron housing |
| Packing | Braided PTFE / Braided Graphite |