Pressure Reducing Valve
GP-2000CS
* Superior durability * Integral strainer * Accurate control * Valve leakage meets ANSI Class IV * High reduction ratio (20:1) |
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Feature | Superior Durability/Integral Strainer/Reliable Pilot Valve/Tight shut-off | |
Type | Pilot operated diaphragm type | |
Specifications | Application | Steam |
Inlet pressure | 1.0 - 3.0MPa | |
Reduced pressure | 0.02 - 2.0MPa | |
Connection | JIS Rc screwed , JIS 10K FF flanged , JIS 20K RF flanged , JIS 30K RF flanged | |
Adjustable reduced pressure | 85% or less of the inlet pressure(gauge pressure) | |
Min. differential pressure | 0.05MPa | |
Max. pressure reduction ratio | 20:1 | |
Max. temperature | 260 degree(C) | |
Material | Body | Cast carbon steel |
Main valve, valve seat | Stellite overlaid stainless steel | |
Pilot valve, pilot valve seat | Stainless steel | |
Diaphragm | Stainless steel |

Enter a value in the following field for a calculation of flow rate.
Capacity may vary according to the installation condition.
Please contact the international Dept. when placing an order.
Dimensions (mm) and Weights (kg) for JIS Rc screwed
Size | L (mm) | H (mm) | Weight (kg) | Cv value |
15A(1/2) | 150 | 398 | 16 | 5.0 |
20A(3/4) | 150 | 398 | 16 | 7.2 |
25A(1) | 160 | 404 | 21.5 | 10.9 |
32A(1-1/4) | 180 | 434 | 24 | 14.3 |
40A(1-1/2) | 180 | 434 | 24 | 18.8 |
50A(2) | 230 | 498 | 37 | 32 |
Dimensions (mm) and Weights (kg) for JIS 30K RF flanged
Size | L (mm) | H (mm) | Weight (kg) | Cv value |
15A(1/2) | 240 | 398 | 18 | 5.0 |
20A(3/4) | 240 | 398 | 18 | 7.2 |
25A(1) | 250 | 404 | 24.5 | 10.9 |
32A(1-1/4) | 260 | 434 | 27 | 14.3 |
40A(1-1/2) | 260 | 434 | 27 | 18.8 |
50A(2) | 230 | 498 | 42 | 32 |
65A(2-1/2) | 294 | 552 | 75 | 60 |
80A(3) | 314 | 575 | 84 | 78 |
100A(4) | 358 | 658 | 133 | 120 |
[About flow rate]
Selection data: | Specifications Selection Chart Nominal Sizes Selection Chart (For Steam) |

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Instruction Manual (499 KB) |
CAD external view (187 KB) |
Drawing (10KFF) (867 KB) |
Drawing(20KRF) (866 KB) |
Drawing(30KRF) (866 KB) |