Japan, Yoshitake
YOSHITAKE GP-1000 Pressure Reducing Valve – Steam
Made in Japan
Manufacturer: Yoshitake
Model: GP-1000
- Superior durability
- Stable performance
- Valve leakage meets ANSI Class IV
- High reduction ratio (20:1)
Specifications
| Features | For steam, stable control | |
|---|---|---|
| Type | Pilot operated piston type | |
| Specifications | Product type | Pilot-operated type |
| Nominal size | 15A (1/2″) – 100A (4″) | |
| Application | Steam | |
| End connection | JIS 10K FF flanged, ASME Class 150 flanged | |
| Inlet pressure | 0.1 – 1 MPa | |
| Reduced pressure | 0.05 – 0.9 MPa | |
| Reduced pressure | 90% or less of the inlet pressure(gauge pressure) | |
| Min. differential pressure | 0.05 MPa | |
| Max. pressure reduction ratio | 20 : 1 | |
| Working temperature | Max. 220 degree(C) | |
| Valve seat leakage | 0.01% or less of rated flow | |
| Material | Body | Ductile cast iron |
| Valve and valve | Stainless steel | |
| Piston, cylinder | Brass or bronze | |
| Diaphragm | Stainless steel | |
Dimensions and Weights
| Size | L (mm) | H (mm) | Weight (kg) | Cv value |
|---|---|---|---|---|
| 15A(1/2) | 150 | 285 | 8.0 | 1 |
| 20A(3/4) | 155 | 285 | 8.5 | 2.3 |
| 25A(1) | 160 | 300 | 10.0 | 4 |
| 32A(1-1/4) | 190 | 323 | 14.0 | 6.5 |
| 40A(1-1/2) | 190 | 323 | 14.5 | 9 |
| 50A(2) | 220 | 347 | 20.0 | 16 |
| 65A(2-1/2) | 245 | 357 | 30.0 | 25 |
| 80A(3) | 290 | 404 | 35.0 | 36 |
| 100A(4) | 330 | 450 | 52.5 | 64 |
About flow rate
Please refer to the nominal size selection chart when the inlet pressure is 0.6 MPa or more and the pressure reduction ratio exceeds 10:1.
Selection data：
Dimensional drawing
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