EN 593 High-Performance
Butterfly Valves, 2-1/2 IN, Class 300 LB, Double Offset.
Valve Description
Double offset butterfly valves are commonly used in pipelines for both isolation and regulation, particularly in applications requiring frequent open and close cycles.
Bosseal Valve Advantages: Zero leakage, Low torque operation, Long service life, Low emissions, Bi-directional sealing, Fire-safe design.
| 1862265 High-Performance Butterfly Valve |
| Design Standard: |
API 609 Category B, EN 593 |
| Body Material: |
ASTM A890 4A, Titanium, ASTM A351 CF8, ASTM A890 5A, ASTM B148 C95800, ASTM A216 WCB, ASTM A351 CF8M. |
| Nominal Size: |
2-1/2 Inch, DN65 |
| Nominal Class: |
Class 300 LB, PN50 |
| Seat Type: |
Soft Seat |
| Operation: |
Lever |
| Trim Material: |
ASTM B148 C95800, ASTM A351 CF8, ASTM A351 CF8M, ASTM A890 4A, ASTM A890 5A, Titanium |
| Seat: |
RPTFE, PPL |
| End Connection: |
Double Flanged |
| Face to Face: |
API 609, EN 593 |
| Structure: |
Double Offset, Double Eccentric |
| Test and Inspection: |
API 598, API 609 |
Key Features
1. Long lifespan for high-frequency operation (up to a million cycles)
2. Reduced torque for smoother operation
3. Replaceable seat for easy maintenance
4. Reliable tight sealing performance
5. Superior control characteristics
6. Bi-directional sealing under full pressure
7. Fire-safe seat option available
Product Range
Body Material: Carbon Steel, Stainless Steel, Duplex Steel, Aluminum Bronze, Titanium
Normal Diameter: 1/2 - 48 Inch (DN15 - DN1200)
Pressure Range: Class 150 - 300 LB
End Connection: Wafer, Lug, Flanged(FF, RF, RTJ)
Working Temperature: -26°C - +120°C (180°C for PPL seat)
Top Mounting: ISO 5211 Top Mounting Available
Operation Types: Lever, Gear, Pneumatic Actuator
Operation: Manual (lever, gear), Pneumatic Actuator, Motor Actuator
