The ROMA Fig. 161 Spring Loaded Relief Valve is a right-angle type body with flanged connections.
It is suitable for relieving excess pressures of liquids and gases.
The valve disc is available with resilient ‘O’ Ring disc seal. Fig. 161 Relief Valves can be custom manufactured in a range of materials. The valve seat and disc are contoured to improve lifting efficiency.
Pressure adjustment is made by rotating the adjusting screw clockwise to increase and anti-clockwise to decrease the blow off pressure.
| Valve Size | 50 | 80 | 100 | 150 |
|---|---|---|---|---|
| ‘A’ | 108 | 165 | 172 | 216 |
| ‘B’ | 108 | 152 | 178 | 216 |
| ‘C’ | 318 | 510 | 585 | 685 |
| Connections | 50-200mm Flanged |
|---|---|
| Working Pressure | As per flange rating |
| Adjustable Ranges | 0 – 120, 70 – 230, 200 – 700, 500 -1500 kPa. Higher pressures available on request |
| Temperature Range: | 2 – 190oC |
| Body, Cover and Springcage | FBE coated SG Iron, Steel or Stainless Steel |
|---|---|
| Trim | Stainless Steel |
| Seals | Nitrile or Viton |
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