PRODUCT OVERVIEW
Concentric Butterfly Valves
Concentric butterfly valves manufactured to EN 593 and tested to API 598 or EN 12266.
- ASME CL150
- Temperature range: 0°C to 180°C
- Size range: 2″ to 60″
Product Description
Concentric butterfly valves are manufactured to the latest edition of EN 593 and tested to API Standard 598 or EN 12266.
Applicable Standards
- Butterfly valve design according to API 609, ASME B16.34, EN 593
- Face to face ASME B16.10 / API 609
- End flanges ASME B16.5 / ASME B16.47
- Inspection and testing API 598, EN 12266
Technical Specifications
| Rating | ASME CL150 |
|---|---|
| Temperature Range | 0°C to 180°C |
| Size Range | 2″ to 60″ |
| End Connection | Flanged, wafer, lug |
| Body Material | Cast iron, ductile iron, A216 WCB, A351 CF8, A351 CF8M |
| Operation | Gearbox, electric, pneumatic, hydraulic |
Design Description
- Low friction between the seat and disc of the valve
- “Zero Leakage” sealing design
- One-piece shaft
- Low torque enables a compact actuator and long cycle life
- Blow-out proof shaft
- Optional stem extension
- Optional locking device
- The concentric rubber-lined butterfly valve isolates the valve body from the media using a highly corrosion-resistant polymer material.
Model-specific documents
Request the applicable datasheet, dimensional drawing, material details and inspection documentation for your selected configuration.