Safety and Relief Valve
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AL-260
* Superior durability due to all stainless steel made * Simple structure and easy maintenance * Unique structure especially for relief valve * Stable operation even with back pressure change produced in continuous blow |
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| Feature | Proportional type / Screwed / Bronze / Closed type | |
| Category | Relief valve | |
| Type | Proportional type | |
| Specifications | Application | Cold and hot water , Oil , Other non-dangerous fluids |
| Pressure range | 0.05 - 1.0MPa("\"Refer to setting pressure range table.\) | |
| Connection | JIS Rc screwed | |
| Max. temperature | 120 degree(C) | |
| Material | Valve case | Cast bronze |
| Spring case | Cast bronze | |
| Valve | Stainless steel | |
| Valve seat | Stainless steel | |
| Size | L (mm) | H1 (mm) | Weight (kg) |
| 15A(1/2) | 34 | 41 | 0.7 |
| 20A(3/4) | 38 | 45 | 0.9 |
| 25A(1) | 43 | 51.5 | 1.2 |
| 32A(1 1/4) | 50 | 63.5 | 1.9 |
| 40A(1 1/2) | 60 | 68.5 | 2.8 |
| 50A(2) | 75 | 80 | 4.9 |
[About flow rate]
| Selection data： | Set pressure range |
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| Drawing (96 KB) |
| Instruction manual (269 KB) |
| CAD external view (51 KB) |
