SAFETY VALVE BRONZE PROPORTIONAL THREADED HEROSE 06370
Material:
bronze CC491K B 62 UNS C83600Dimensions:
DN 12 - 2DESCRIPTIONS
Overflow Valve, angle type, bronze, not type tested with soft valve seal, closed bonnet, In- and Outlet: female thread type G (BSPP) acc. to ISO 228/1
APPLICATION
Provided 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 | Diaphragma | NBR |
| 7 | Stem | CW614N / ASTM - B 249 UNS C38500 |
| 8 | Bonnet | CW614N / ASTM - B 249 UNS C38500 |
| 9 | Spring | 1.1200 / ASTM - A 227 |
| 10 | Lifting device | CW614N / ASTM - B 249 UNS C38500 |
| 11 | Cap | CW507L / ASTM - B 36 UNS C26800 |
Characteristics
Dimensions
| DN | Oriface | Dim.code | Range | Outlet | Height | Height | 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 | ||||||
| bar (g) | d₀ (mm): | 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 | |||||||
| Media: | water in kg/h at 20 °C | ||||||||||||
| 1.0 | 1207 | 2359 | 4212 | 6542 | 10146 | 12494 | |||||||
| 2.0 | 1708 | 3336 | 5957 | 9252 | 14348 | 17670 | |||||||
| 3.0 | 2092 | 4086 | 7296 | 11332 | 17573 | 21641 | |||||||
| 4.0 | 2415 | 4718 | 8424 | 13085 | 20292 | 24989 | |||||||
| 5.0 | 2700 | 5275 | 9419 | 14629 | 22687 | 27938 | |||||||
| 6.0 | 2958 | 5778 | 10318 | 16025 | 24852 | 30605 | |||||||
| 7.0 | 3195 | 6241 | 11145 | 17310 | 26843 | 33057 | |||||||
| 8.0 | 3416 | 6672 | 11914 | 18505 | 28697 | 35340 | |||||||
| 9.0 | 3623 | 7077 | 12637 | 19627 | 30438 | 37483 | |||||||
| 10.0 | 3819 | 7460 | 13320 | 20689 | 32084 | 39511 | |||||||
| 12.0 | 4184 | 8172 | 14592 | 22664 | 35146 | 43282 | |||||||
| 14.0 | 4519 | 8826 | 15761 | 24480 | 37962 | 46750 | |||||||
| 16.0 | 4831 | 9436 | 16849 | 26170 | 40584 | 49978 | |||||||
| Discharge capacity is measured at fully open valve. |