- Stainless steel gives superior durability
- Dashpot structure provides good performance as a pump relief valve
- Set pressure can be adjusted with the handle
Japan, Yoshitake
YOSHITAKE AL-250R Safety and Relief Valve
Made in Japan
Manufacturer: Yoshitake
Model: AL-250R
| Features | Stainless steel, screwed, pump relief, handle | |
|---|---|---|
| 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 Rc screwed | |
| Working pressure | 0.05 – 1 MPa | |
| Max. temperature | 90 degree(C) | |
| Material | Body | Stainless steel |
| Spring case | Stainless steel | |
| Valve and valve seat | Stainless steel | |
Dimensions and Weights
| Size | L (mm) | H1 (mm) | Weight (kg) |
|---|---|---|---|
| 15A(1/2) | 34 | 41 | 0.9 |
| 20A(3/4) | 38 | 45 | 1.1 |
| 25A(1) | 43 | 51.5 | 1.4 |
| 32A(1 1/4) | 50 | 63.5 | 2.5 |
| 40A(1 1/2) | 60 | 68.5 | 3.7 |
| 50A(2) | 75 | 80 | 6.0 |
About flow rate
Selection data：
Dimensional drawing
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