Made in Japan
Manufacturer: Yoshitake
Model: GPK-2003
- Remote air-loaded control
- Wide adjustment range
- Stable operation against inlet pressure fluctuation
Features | For steam, remote control |
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Type | Remote Air-loaded, Pilot operated diaphragm type |
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Specifications | Product type | Pilot-operated type |
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Nominal size | 15A (1/2″) – 100A (4″) |
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Application | Steam |
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End connection | JIS Rc screwed,JIS 20K RF flanged,JIS 10K FF flanged |
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Inlet pressure | 0.25 – 2 MPa (0.25 – 1.0 MPa for JIS 10K) |
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Reduced pressure | 0.2 – 1.4 MPa (0.2-0.85MPa for JIS 10K) |
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Reduced pressure | 85% or less of the inlet pressure(gauge pressure) |
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Min. differential pressure | 0.05 MPa |
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Max. pressure reduction ratio | 10 : 1 |
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Working temperature | Max. 220 degree(C) |
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Valve seat leakage | 0.01% or less of rated flow |
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Material | Body | Ductile cast iron |
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Main valve, valve seat | Stainless steel |
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Pilot valve, pilot valve seat | Stainless steel |
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Diaphragm | Stainless steel |
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Size | L (mm) | H (mm) | Weight (kg) | Cv value |
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15A(1/2) | 150 | 353 | 17.5 | 5 |
20A(3/4) | 150 | 353 | 17.5 | 7.2 |
25A(1) | 160 | 359 | 22.0 | 10.9 |
32A(1 1/4) | 180 | 389 | 25.0 | 14.3 |
40A(1 1/2) | 180 | 389 | 25.0 | 18.8 |
50A(2) | 230 | 453 | 36.5 | 32 |
Size | L (mm) | H (mm) | Weight (kg) | Cv value |
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15A(1/2) | 146 | 353 | 19 | 5 |
20A(3/4) | 146 | 353 | 19.5 | 7.2 |
25A(1) | 156 | 359 | 24.5 | 10.9 |
32A(1 1/4) | 176 | 389 | 27.5 | 14.3 |
40A(1 1/2) | 196 | 389 | 28 | 18.8 |
50A(2) | 222 | 453 | 39.5 | 32 |
65A(2 1/2) | 282 | 507 | 68 | 54 |
80A(3) | 302 | 530 | 75 | 70 |
100A(4) | 342 | 613 | 114.5 | 108 |
About flow rate