KOSO 710E and 720E are eccentric PARA SEAL butterfly valves designed for reliable flow control in various industrial processes. Paired with 3620R and 6300RB pneumatic cylinder actuators, they deliver stable performance, tight shut-off, and long service life under high pressure and high temperature conditions. These valves are widely used in power plants, oil and gas, refineries, and petrochemical systems.
| Size range | 3" ~ 24" |
|---|---|
| Pressure class | ANSI Class 150~300, JIS 10K~20K |
| Temperature range | -196°C ~ +500°C |
| Connection type | Wafer, Flanged RF |
| Body material | WCB, CF8, CF8M, etc. |
| Disc material | Carbon steel, stainless steel with hard facing |
| Seal type | Metal seal, PARA SEAL structure |
| Flow characteristic | Approximate equal percentage |
| Actuator type | 3620R, 6300RB pneumatic cylinder actuators |
| Standards | IEC, ANSI, JIS applicable |
A: They share similar structure but differ in detailed design and pressure rating for different working conditions.
A: Yes, they can work stably up to +500°C.
A: Yes, they are standard matched actuators for stable and fast operation.
A: Wafer type and flanged type are both available.
A: Yes, they are widely used for high-pressure and high-temperature steam.
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