|
GENTEC U22 series single-stage regulators are purge gas, pressure reducing regulators. Applicable to gas system for non-corrosive, corrosive, and toxic gases.Our metal-to-metal diaphragm to body seal is designed to minimize leakage and to provide excellent accuracy and longevity.
Features
- 316L stainless steel body
- Metal to metal diaphragm to body seal
- Easy front panel and rear bracket mounting
- Gauge ports are standard with 1/4” face seal male. Internal 1/4” face seal female is also available
- Fully internal electropolished
- Cleaned, assembled and packaged for high purity semiconductor applications
- High-cycle life
- 100% Helium-leak tested
Materials of Construction
Wetted |
Body |
316L stainless steel |
Seat |
PCTFE*, Vespel® |
Diaphragm |
316L stainless steel |
Poppet |
316L stainless steel |
Remaining Part |
316L stainless steel |
Non-wetted |
Nut |
316 stainless steel |
Cap |
nickel plated brass |
Knob |
ABS Plastic |
Operating Conditions |
Maximum Inlet Pressure |
500 psig (35 barg), 3000 psig (206 barg) |
Outlet Pressure |
0-25 psig (1.7 barg), 0-50 psig (3 barg), 0-100 psig (7 barg),
0-150 psig (10 barg), 0-250 psig (17 barg) |
Temperature |
-40°F to 165°F (-40°C to 74°C) |
Functional Performance |
Flow Capacity |
Cv=1.1 |
Maximum Leak Rate: |
|
Inboard Leakage |
2 x 10-8 atm cc/sec He |
Outboard Leakage |
2 x 10-9 atm cc/sec He |
Across Seat Leakage |
4 x 10-8 atm cc/sec He |
Proof Pressure |
150% of maximum rated pressure |
Burst Pressure |
400% of maximum rated pressure |
Surface Finish |
Standard Ra |
20µin. |
Optional Ra (EP) |
10 μin |
Internal Volume |
22.6cc |
|
型号参数:
Series |
Body |
Ports |
Seat |
Inlet Pressure |
Outlet Pressure |
Gauge |
Inlet/Outlet Connections |
Options |
U22 |
SL: 316L |
A: 2 port |
K: PCTFE |
D: 3000psig |
G: 0-250psig |
P: with gauge |
95: FSR(1/2"F) |
E: 10 μin |
|
H: Hastelloy® |
B: 3 port |
V: Vespel® |
F: 500psig |
H: 0-150psig |
W: without gauge |
96: FSR(1/2"M) |
P: Panel mounting |
|
|
G: 4 port |
|
|
I: 0-100psig |
|
43: 1/2" tube weld stub |
I: Internal 1/4" FSR(F) gauge ports |
|
|
J: 4 port |
|
|
K: 0-50 psig |
|
|
T: Trim Hastelloy® internal |
|
|
M: 5 port |
|
|
L: 0-25 psig |
|
|
|
|
|