Univers 4200
Non-return valve
Univers 4200: reliable and high quality stainless steel non-return valve for gaseous media. Safely responding with low minimum opening pressure. 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 4200
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: Univers4200_A_CHK_SPR
DN | PN | End connection d x s x l | Length | Height | ø Seat | Drawing number | Single inquiry |
---|---|---|---|---|---|---|---|
4 | 250 | 17,2 x 2,9 x 25 | 130 | 47 | 10 | 08-4200 | Single inquiry |
6 | 250 | 17,2 x 2,9 x 25 | 130 | 47 | 10 | 08-4201 | Single inquiry |
8 | 250 | 17,2 x 2,9 x 25 | 130 | 47 | 10 | 08-4202 | Single inquiry |
10 | 250 | 17,2 x 2,9 x 25 | 130 | 47 | 10 | 08-4203 | Single inquiry |
15 | 250 | 21,3 x 3,2 x 25 | 170 | 100 | 20 | 08-4204 | Single inquiry |
20 | 250 | 26,9 x 3,2 x 25 | 170 | 100 | 20 | 08-4205 | Single inquiry |
25 | 250 | 33,7 x 4,0 x 25 | 200 | 119 | 25 | 08-4206 | 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 |
Seat sealing | metal/PCTFE |
Seat sealing | metal/PTFE |
Seat sealing | metal/metal |
Body sealing | metal seal ring He leakage rate to atmosphere 1*10-8 mbar*l/s |
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, bonnet on top |
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