Japan, Yoshitake
YOSHITAKE GD-28-NE Pressure Reducing Valve – Water
Made in Japan
Manufacturer: Yoshitake
Model: GD-28-NE
- Anti-corrosion material for wetted parts
- Low noise and stable pressure control
- Integral strainer prevents dirt problem
- Closed construction makes no leakage outside
Specifications
| Features | For water, JWWA apprval, Max. 1.6MPa | |
|---|---|---|
| Type | Direct-acting type | |
| Specifications | Product type | Direct-acting type |
| Nominal size | 15A (1/2″) – 50A (2″) | |
| Application | Water | |
| End connection | JIS Rc | |
| Inlet pressure | Max. 1.6 MPa | |
| Reduced pressure | 0.05 – 0.7 MPa (*) | |
| Min. differential pressure | 0.05 MPa | |
| Max. pressure reduction ratio | 10 : 1 | |
| Working temperature | Max. 90 degree(C) | |
| Material | Body | Bronze |
| Valve | FKM | |
| Valve seat | Bronze | |
| Diaphragm | Chlorine resistant EPDM | |
| O ring | Chlorine resistant EPDM | |
Remarks
* Reduced pressure
A: 0.05-0.35 MPa
B: 0.3-0.7 MPa
* Built-in strainer(40mesh)
Dimensions and Weights
| Size | L (mm) | H (mm) | Weight (kg) | Cv value |
|---|---|---|---|---|
| 15A(1/2) | 115 | 159.5 | 1.6 | 2 |
| 20A(3/4) | 120 | 159.5 | 1.7 | 2.3 |
| 25A(1) | 135 | 170 | 2.1 | 3.5 |
| 32A(1-1/4) | 180 | 224 | 4.0 | 6 |
| 40A(1-1/2) | 180 | 224 | 4.4 | 7 |
| 50A(2) | 200 | 239.5 | 6.5 | 11 |
About flow rate
Selection data：
Dimensional drawing
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