| Customization: | Available |
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| Media: | Water |
| Standard: | Pn10,Pn16 |
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FREE-VALVE plastic pressure release safety valve is installed in the line of positive pressure discharge of metering pump,its function is to prevent siphon phenomenon occur.Removing the protective cap on the adjusting screw on site, then rotating and adjusting screw , the required pressure will be got by adjusting pressure gauge in the pipeline. Back pressure will be set within the range of 0-0.6 MPa by adjusting screw .
| 1 | Size Range | DN15~DN65 |
| 2 | Nominal pressure | Class 150 /PN10/PN16 |
| 3 | Applicable Temperature | 0~120ºC |
| 4 | Connection Type | Flange ,Union |
| 5 | Body material | RPP, PVDF, CPVC, UPVC |
| 6 | Pressure test | GB/T13927, API598 |
| 7 | Face to Face | GB/T12221, ASME B16.10 |
| Material | Medium temperature,°C | Material | Medium temperature,°C |
| CPVC | -20°C~+95°C | UPVC | 0°C~+65°C |
| FRPP | -14°C~+90°C | PPH | -20°C~+110°C |
| PVDF | -40°C~+150°C |
| DN | PN | L | D | d | H |
| DN15 | PN10 | 166 | 82 | 20 | 154 |
| DN20 | 170 | 82 | 25 | 173 | |
| DN25 | 212 | 107 | 32 | 173 | |
| DN32 | 226 | 107 | 40 | 173 | |
| DN40 | 292 | 148 | 50 | 225 | |
| DN50 | 305 | 148 | 63 | 225 | |
| DN65 | 390 | 148 | 75 | 225 |
FREE-VALVE plastic pressure release safety valve is widely used in chemical industry, water treatment, laboratory, corrosive liquid, ordinary gas and other fields.
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