Type 06604
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Safety Valves, angle type, bronze, type tested TÜV-SV.1080. S/G Standard safety valve with O-ring valve seal, closed bonnet, with lifting device, with enlarged outlet In- and outlet: female thread type G (BSPP) acc. to ISO 228/1 Part No. 06604.1204.0000 Available options - on request only: - external parts nickel plated Applications: Provided as safety device for protection against excessive pressure in gas cylinders and pressure vessels. Approved for gases and vapours, preferably for non-inflammable refrigerants acc. to EN 378-1. Working temperature: -50°C / -58°F (223K) up to +150°C / +316°F (423K) |
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| Type 06604 | Technical data | |
| Nominal size | GW | 1/2 |
| Orifice | d0 | 12.5 |
| Set pressure range | bar | 14.0-30 |
| Outlet | GA | 1 |
| Height | H | 145 |
| Length | L1 | 36 |
| Length | L2 | 42 |
| Wrench size across flats | S1 | 32 |
| Wrench size across flats | S2 | 41 |
| Weight | ca. kg | 0.7 |
| Coefficient of discharge | αw | 0.7 |
| Dimensions in mm. |
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Discharge capacities Calculation of mass flow acc. to AD2000-Merkblatt A2 Medium: Air in m³/h at 0°C and 1013.25 mbar The capacity indicated below is for a fully opened valve. d0 - orifice A0 - flow area |
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Set pressure in bar (ü) |
GW | 1/2 |
| d0 (mm) | 12.5 | |
| A0 (mm²) | 122.7 | |
| Medium | Air | |
| 14.0 | 969 | |
| 15.0 | 1034 | |
| 16.0 | 1099 | |
| 17.0 | 1164 | |
| 18.0 | 1229 | |
| 19.0 | 1294 | |
| 20.0 | 1372 | |
| 21.0 | 1437 | |
| 22.0 | 1503 | |
| 23.0 | 1569 | |
| 24.0 | 1634 | |
| 25.0 | 1700 | |
| 26.0 | 1765 | |
| 27.0 | 1831 | |
| 28.0 | 1897 | |
| 29.0 | 1962 | |
| 30.0 | 2047 |
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