A control valve with a straight-through body with low energy loss and an open yoke plug with a wing for eccentric rotation.
- Large flow capacity and wide rangeability
- Controls slurry and other fluids and powders that clog easily
- Optional perforated plate decreases cavitation and noise
| Structural drawing | Image
| Image
|
|---|---|---|
| Valve type | Eccentric rotary control valve | Eccentric rotary control valve |
| Model No. | VFR_ _ _ | VFR_ _ _ |
| Size | 1" to 4" | 6" to 12" |
| Pressure rating | ANSI/JPI 150, 300, 600* JIS10K, 20K, 30K*, 40K* * Size 2 in. or less | ANSI/JPI 150, 300 JIS10K, 20K |
| End connection | Wafer Flanged : RF | Wafer Flanged : RF |
| Body material | Carbon steel Stainless steel | Carbon steel Stainless steel |
| Trim material | SCS24 SCS14, SCS14 with CoCr-A | SCS14, SCS14 with CoCr-A SCS24 SCS14, SCS14 with CoCr-A |
| Temperature range | -60 to 350°C | -60 to 350°C |
| Leakage performance | Class IV, VI | Class IV, VI |
| Cv range | 5.6 to 250 | 240 to 1900 |
| Range ability | 100:1 | 100:1 |
| Application | High rangeability Powder or high viscosity service | High rangeability Powder or high viscosity service |
| Option | Multi-hole plate for anti-cavitation and low noise Low emission gland packing | High differential pressure service Multi-hole plate for anti-cavitation and low noise Low emission gland packing |
Larger valve capacity compared to globe valves;
Wide rangeability (100:1);
A straight-through structure that eliminates obstacles for slurry fluids;
Ability to mount a multi-hole plate to improve anti-cavitation performance and reduce noise;
Soft seat tight shutoff (class VI)
Ability to apply gland packing of Azbil Self-declaration type Low-emission-packing system,