SAFETY VALVE BRONZE PROPORTIONAL THREADED HEROSE 06195
Material:
bronze CC491K B 62 UNS C83600Dimensions:
DN 12 - 2APPLICATION
Used as overflow valve for protection against excessive pressure in pipe systems and pressure vessels, which are not subject to approval.
OPERATION
Automatic pressure releasing valve which opens proportionally to the pressure increase. Constant balance between opening pressure and spring force gives small flow and minimal fluid loss on discharge.
MEDIA
Liquids, Gases
OPTIONS
Available options - on request only:
· stainless steel spring - material 1.4571
· external parts nickel plated
Materials
| No. | Part | Material |
|---|---|---|
| 1 | Body | DIN - CC491K / ASTM - B 62 UNS C83600 |
| 2 | Disc nut | CW614N / ASTM - B 249 UNS C38500 |
| 3 | Plate | CW507L / ASTM - B 36 UNS C26800 |
| 4 | Valve seal | NBR or FPM |
| 5 | Disc | CW614N / ASTM - B 249 UNS C38500 |
| 6 | Stem | CW614N / ASTM - B 249 UNS C38500 |
| 7 | Bonnet | CW614N / ASTM - B 249 UNS C38500 |
| 8 | Spring | 1.1200 / ASTM - A 227 |
| 9 | Cap | CW614N / ASTM - B 249 UNS C38500 |
Characteristics
Dimensions
| DN | Oriface | Dim.code | Range | Outlet | Height | Lenght | Lenght | Spanner | Weight |
|---|---|---|---|---|---|---|---|---|---|
| GW | d₀ | .X. | Bar | GA | H | L₁ | L₂ | S₁ | kg |
| 1/2" | 12 | 0400 | 0.5-25 | 1/2" | 90 | 25 | 20 | 27 | 0.21 |
| 3/4" | 15 | 0600 | 0.2-20 | 3/4" | 110 | 30 | 25 | 32 | 0.36 |
| 1" | 18 | 1000 | 0.5-16 | 1" | 130 | 36 | 30 | 41 | 0.65 |
| 1 1/4" | 20 | 1200 | 0.5-16 | 1 1/4" | 150 | 40 | 35 | 50 | 0.95 |
| 1 1/2" | 24 | 1400 | 0.2-16 | 1 1/2" | 170 | 48 | 40 | 58 | 1.5 |
| 2" | 28 | 2000 | 0.2-16 | 2" | 195 | 56 | 48 | 70 | 2.25 |
Capacity
| DISCHARGE CAPACITY | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P (set.) | GW: | 1/2 | 3/4 | 1 | 1-1/4 | 1-1/2 | 2 | 1/2 | 3/4 | 1 | 1-1/4 | 1-1/2 | 2 |
| bar (g) | d₀ (mm): | 12.0 | 15.0 | 18.0 | 20.0 | 24.0 | 28.0 | 12.0 | 15.0 | 18.0 | 20.0 | 24.0 | 28.0 |
| A₀ (mm²): | 113.1 | 176.7 | 254.5 | 314.2 | 452.4 | 615.8 | 113.1 | 176.7 | 254.5 | 314.2 | 452.4 | 615.8 | |
| Media: | Air in m³/h at 0 °C and 1013.25 mbar | water in kg/h at 20 °C | |||||||||||
| 0.2 | - | 40 | - | - | 123 | 159 | - | 1330 | - | - | 5298 | 6525 | |
| 0.5 | 47 | 63 | 117 | 158 | 208 | 277 | 1025 | 1881 | 3111 | 4832 | 7493 | 9227 | |
| 1.0 | 68 | 89 | 172 | 230 | 306 | 407 | 1389 | 2547 | 4212 | 6542 | 10146 | 12494 | |
| 2.0 | 113 | 139 | 284 | 386 | 505 | 660 | 1964 | 3603 | 5957 | 9252 | 14348 | 17670 | |
| 3.0 | 156 | 192 | 389 | 527 | 692 | 906 | 2405 | 4412 | 7296 | 11332 | 17573 | 21641 | |
| 4.0 | 196 | 241 | 488 | 661 | 869 | 1137 | 2778 | 5095 | 8424 | 13085 | 20292 | 24989 | |
| 5.0 | 236 | 291 | 589 | 797 | 1048 | 1371 | 3105 | 5697 | 9419 | 14629 | 22687 | 27938 | |
| 6.0 | 276 | 340 | 689 | 932 | 1225 | 1603 | 3402 | 6240 | 10318 | 16025 | 24852 | 30605 | |
| 7.0 | 316 | 389 | 788 | 1067 | 1402 | 1835 | 3675 | 6740 | 11145 | 17310 | 26843 | 33057 | |
| 8.0 | 357 | 440 | 891 | 1205 | 1584 | 2073 | 3928 | 7206 | 11914 | 18505 | 28697 | 35340 | |
| 9.0 | 398 | 489 | 990 | 1340 | 1761 | 2305 | 4167 | 7643 | 12637 | 19627 | 30438 | 37483 | |
| 10.0 | 439 | 540 | 1093 | 1479 | 1943 | 2543 | 4392 | 8056 | 13320 | 20689 | 32084 | 39511 | |
| 12.0 | 519 | 638 | 1293 | 1750 | 2298 | 3008 | 4811 | 8825 | 14592 | 22664 | 35146 | 43282 | |
| 14.0 | 599 | 737 | 1493 | 2020 | 2654 | 3474 | 5197 | 9533 | 15761 | 24480 | 37962 | 46750 | |
| 16.0 | 680 | 836 | 1693 | 2291 | 3010 | 3940 | 5556 | 10191 | 16849 | 26170 | 40584 | 49978 | |
| 18.0 | 760 | 935 | - | - | - | - | 5893 | 10809 | 17871 | - | - | - | |
| 20.0 | 849 | 1044 | - | - | - | - | 6211 | 11394 | 18838 | - | - | - | |
| 22.0 | 930 | - | - | - | - | - | 6515 | - | 19757 | - | - | - | |
| 25.0 | 1052 | - | - | - | - | - | 6945 | - | 21062 | - | - | - | |
| Discharge capacity is measured at fully open valve. |