- Superior durability due to stainless steel trim parts
- Effective for pump with high pulsation pressure or large pressure fluctuation
Japan, Yoshitake
YOAHITAKE AL-280 Safety and Relief Valve
Made in Japan
Manufacturer: Yoshitake
Model: AL-280
Specifications
| Features | Ductile iron, flanged, relief | |
|---|---|---|
| Type | Relief valve | |
| Specifications | Product type | Safety valve/Relief valve |
| Nominal size | 15A (1/2″) – 50A (2″) | |
| Application | Cold and hot water, oil (20cSt or lower) | |
| End connection | JIS 10K FF flanged | |
| Working pressure | 0.05 – 1 MPa | |
| Max. temperature | 120 degree(C) | |
| Material | Body | Ductile cast iron |
| Spring case | Ductile cast iron | |
| Valve and valve seat | Stainless steel | |
Dimensions and Weights
| Size | L (mm) | H1 (mm) | Weight (kg) |
|---|---|---|---|
| 15A(1/2) | 90 | 108 | 4.7 |
| 20A(3/4) | 90 | 108 | 5.0 |
| 25A(1) | 90 | 108 | 6.2 |
| 32A(1 1/4) | 91 | 115 | 8.6 |
| 40A(1 1/2) | 91 | 115 | 8.8 |
| 50A(2) | 105 | 132 | 13.0 |
About flow rate
Selection data：
Dimensional drawing
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