Univers 800
Manual cryogenic globe valve with integrated non-return valve function
Univers 800: high quality stainless steel globe valve for gaseous and liquid media for cryogenic systems. Integrated non-return valve function. Installation position not specified. Straight or angle valve configuration with stainless steel bellow for long life and high leak-tightness to outside. The valve body is machined from one piece of solid stainless steel. End connections can be supplied in butt-welded execution or according to customer specification.
Series Univers 800
Abbreviations keys
Abbreviation key
Media temperature
- C = cryogenic temperature
- A = ambient temperature
Pressure range
- LP = low pressure (below 1 bar)
- MP = medium pressure (up to 40/45/63 bar)
- HP = high pressure (250 to 420 bar)
- UHP = ultra-high pressure (420 to 1.000 bar)
Vacuum jacketing
- No = not suitable for installation in vacuum-jacketed pipes
- Std = for installation in vacuum-jacketed pipes
- Opt = suitable for vacuum-jacketed pipes, vacuum flange as option
Function
- GV = Globe valve
- CV = Control valve
- CHK = Check valve
- STR = Strainer
- OV = Overflow valve
- RV = Relief valve
Actuation
- M = manual
- P = electro-pneumatic
- PR = electro-pneumatic with IP regulator
- E = electric
- S = solenoid
- SPR = spring-based
- HY = hydraulic
Parameters: Univers800_C_GV_CHK_M_SPR
DN | PN | End connection d x s x l | Length | Height | ø Seat | Drawing number | Single inquiry |
---|---|---|---|---|---|---|---|
10 | 45 | 17,2 x 1,6 x 25 | 150 | 385 | 20 | 14-800.12.7 | Single inquiry |
15 | 45 | 21,3 x 1,6 x 25 | 150 | 385 | 20 | 14-801.12.10 | Single inquiry |
20 | 45 | 26,9 x 2,6 x 25 | 150 | 325 | 20 | 14-802.12.7 | Single inquiry |
25 | 45 | 33,7 x 2,0 x 25 | 160 | 325 | 25 | 14-803.12.16 | Single inquiry |
32 | 45 | 42,4 x 2,0 x 30 | 200 | 360 | 36 | 14-804.12.17 | Single inquiry |
40 | 45 | 48,3 x 2,0 x35 | 200 | 388 | 36 | 14-805.5.9 | Single inquiry |
50 | 45 | 60,3 x 2,0 x 50 | 230 | 420 | 45 | 14.806.12.7 | Single inquiry |
Technical Data
Technical Data | Technical Design |
---|---|
Service fluids | N2, O2, Ar, H2, He, NG* |
Operating temp. fluid | -196 °C (-269 °C) to +50 °C |
Operating temp. enviroment | -30 °C to +50 °C |
Body material | stainless steel |
Actuator | hand wheel |
Seat sealing | metal/PCTFE seat leakage rate 1*10-6 mbar*l/s |
Seat sealing | metal/PTFE seat leakage rate 1*10-6 mbar*l/s |
Seat sealing | metal/metal seat leakage rate 1*10-3 mbar*l/s |
Body sealing | metal seal ring He leakage rate to atmosphere 1*10-8 mbar*l/s |
Stem sealing | stainless steel bellow physically tight |
2nd stem sealing | safety-O-ring/grooved ring (Viton) |
Position indication | coloured rings |
Surface treatment | machined, ground, electro-polished or passivated** |
Minimum opening pressure | ≤ 0,3 bar |
Body shape | straight or angle |
Installation position | horizontal in flow direction, actuator on top, max. 30° vertical |
Material certificates | DIN EN 10204/3.1 AD2000-A4 |
* All dangerous, toxic or acid fluids according to material compatibility.
**Surface treatment can be choosen according to customer specification. See product options