Type 06311
Safety Valves, angle type, stainless steel, type tested, TÜV-SV.909. S/G/L Full lift safety valve Standard safety valve for fluids metal to metal seated, closed bonnet, with lifting device Inlet: male thread type G (BSPP) acc. to ISO 228/1 Outlet: female thread type G (BSPP) acc. to ISO 228/1 Part No. 06311.X.0000 Available options - on request only: - Disc with soft sealing (NBR, CR, EPDM, FKM, FFKM, PCTFE, PTFE-FDA) Applications: Provided as safety device for protection against excessive pressure in pressure vessels. Approved for gases, vapours and fluids. Working temperatures: -196°C / -321°F (77K) up to +300°C / +572°F (573K) |
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Type 06311 | Technical data | |||
Nominal size | GW | 3/4 | 3/4 | 1 |
Orifice | d0 | 9 | 13 | 17.5 |
Dimension code | .X. | 0906 | 1306 | 1710 |
Set pressure saturated steam | bar | 1.5-200 | 0.2-200 | 0.2-100 |
Set pressure air and fluids | bar | 1.5-250 | 0.2-200 | 0.2-100 |
Outlet | GA | 1 | 1 | 1-1/2 |
Height | H | 280 | 280 | 281 |
Length | L1 | 50 | 50 | 54 |
Length | L2 | 75 | 75 | 75 |
Length | A1 | 16 | 16 | 18 |
Weight | ca. kg | 2.6 | 2.6 | 3.0 |
Coeff. of discharge gases, vapours | αw | 0.83 | 0.81 | 0.79 |
Coeff. of discharge fluids | αw | 0.61 | 0.53 | 0.52 |
Dimensions in mm. |
Discharge capacities Calculation of mass flow acc. to AD2000-Merkblatt A2 Medium: A = Saturated steam in kg/h B = Air in m³/h at 0°C and 1013.25 mbar C = Water in kg/h at 20°C The capacity indicated below is for a fully opened valve. d0 - orifice A0 - flow area |
Set pressure in bar (ü) |
GW | 3/4 | 3/4 | 1 | ||||||
d0 (mm) | 9 | 13 | 17.5 | |||||||
A0 (mm²) | 63.6 | 132.7 | 240.6 | |||||||
Medium | A | B | C | A | B | C | A | B | C | |
0.2 | - | - | - | 53 | 61 | 1960 | 85 | 98 | 3480 | |
0.5 | - | - | - | 84 | 98 | 2770 | 134 | 157 | 4930 | |
1.0 | - | - | - | 120 | 143 | 3750 | 200 | 238 | 6670 | |
2.0 | 93 | 113 | 2930 | 190 | 229 | 5310 | 331 | 400 | 9440 | |
3.0 | 127 | 155 | 3590 | 258 | 316 | 6500 | 456 | 558 | 11600 | |
4.0 | 158 | 195 | 4140 | 322 | 396 | 7510 | 569 | 700 | 13300 | |
5.0 | 189 | 234 | 4630 | 386 | 477 | 8390 | 681 | 842 | 14900 | |
6.0 | 220 | 274 | 5070 | 449 | 557 | 9190 | 793 | 985 | 16300 | |
8.0 | 282 | 353 | 5860 | 573 | 718 | 10600 | 1013 | 1269 | 18900 | |
10.0 | 343 | 432 | 6550 | 699 | 879 | 11900 | 1235 | 1554 | 21100 | |
15.0 | 496 | 629 | 8020 | 1009 | 1281 | 14500 | 1783 | 2264 | 25800 | |
20.0 | 650 | 827 | 9260 | 1323 | 1685 | 16800 | 2338 | 2977 | 29800 | |
25.0 | 802 | 1025 | 10400 | 1632 | 2087 | 18800 | 2885 | 3688 | 33400 | |
30.0 | 957 | 1223 | 11300 | 1949 | 2490 | 20600 | 3445 | 4401 | 36500 | |
40.0 | 1268 | 1618 | 13100 | 2582 | 3295 | 23700 | 4562 | 5824 | 42200 | |
50.0 | 1588 | 2014 | 14600 | 3234 | 4101 | 26500 | 5715 | 7247 | 47200 | |
60.0 | 1910 | 2409 | 16000 | 3889 | 4906 | 29100 | 6874 | 8671 | 51700 | |
80.0 | 2583 | 3201 | 18500 | 5259 | 6517 | 33600 | 9294 | 11518 | 59700 | |
100.0 | 3296 | 3992 | 20700 | 6711 | 8127 | 37500 | 11862 | 14364 | 66700 | |
150.0 | 5438 | 5969 | 25400 | 11072 | 12153 | 46000 | - | - | - | |
200.0 | - | 7947 | 29300 | - | 16181 | 53100 | - | - | - | |
250.0 | - | 9924 | 32700 | - | 20248 | 59500 | - | - | - |