Univers 1200
Pneumatic cryogenic globe valve
Univers 1200: high quality stainless steel globe valve for gaseous and liquid media for cryogenic systems. Straight or angle valve type configuration with stainless steel bellow for long service 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. Pneumatic STÖHR actuator with pilot valve supplied as standard. Limit switches and further components are available on request.
Series Univers 1200
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
XXL sizes – a size class of its own.
XXL-fittings up to DN300
Parameters: Univers1200_C_GV_P
DN | PN | End connection d x s x l | Length | Height | Extension A | ø Seat | ø Actuator | Valve lift | Kv-Value | Drawing number | Single inquiry |
---|---|---|---|---|---|---|---|---|---|---|---|
10 | 40 | 17,2 x 1,6 x 25 | 160 | 470 | 300 | 15 | 120 | 4 ± 1 | 1,5 | 18-1200.13.1 | Single inquiry |
15 | 40 | 21,3 x 1,6 x 25 | 160 | 470 | 300 | 15 | 120 | 4 ± 1 | 3,4 | 18-1201.13.1 | Single inquiry |
20 | 40 | 26,9 x 1,6 x 25 | 180 | 515 | 300 | 25 | 155 | 5 ± 1 | 5,8 | 18-1202.13.1 | Single inquiry |
25 | 40 | 33,7 x 2,0 x 25 | 180 | 515 | 300 | 25 | 155 | 5 ± 1 | 9,1 | 18-1203.13.1 | Single inquiry |
32 | 40 | 42,4 x 2,0 x 30 | 230 | 575 | 300 | 36 | 220 | 12 ± 1 | 14,5 | 18-1204.13.1 | Single inquiry |
40 | 40 | 48,3 x 2,0 x 35 | 230 | 575 | 300 | 36 | 220 | 12 ± 1 | 19 | 18-1205.13.1 | Single inquiry |
50 | 40 | 60,3 x 2,0 x 50 | 250 | 610 | 300 | 45 | 220 | 12 ± 1 | 32,3 | 18-1206.13.1 | Single inquiry |
65 | 40 | 76,1 x 2,3 x 50 | 270 | 825 | 500 | 60 | 285 | 20 ± 1,5 | 54,6 | 18-1207.13.11 | Single inquiry |
80 | 25 | 88,9 x 2,3 x 50 | 300 | 940 | 500 | 75 | 285 | 20 ± 1,5 | 82,7 | 18-1208.13.1 | Single inquiry |
100 | 25 | 114,3 x 2,6 x 50 | 350 | 1300 | 800 | 100 | 397 | 20 ± 2 | 96,1 | 18-1209.12.3 | 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 | piston actuator, pneumatic single-acting, Stöhr make |
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 |
2nd stem sealing | safety-O-ring (Viton) |
Surface treatment | machined, ground, electro-polished or passivated** |
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 |
Actuating pressure | 6 + 0,5/-0,0 bar, dry compressed air or nitrogen |
End connect. for actuating air | female thread G 1/8" |
Welding flange | optional for vacuum insulated tubes |
Safety position | normally closed or normally open (NC or NO) |
* All dangerous, toxic or acid fluids according to material compatibility.
**Surface treatment can be choosen according to customer specification. See product options