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 U31 Series Tied-Diaphragm UHP Regulator
U31 Series Tied-Diaphragm UHP Regulator
U31 Series dual-stage regulators are hand adjustable, pressure reducing regulators for applications ranging from 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 or 316L VAR 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
Fully internal electropolished
Cleaned, assembled, and packaged for high-purity semi-conductor applications
High-cycle life
100% Helium-leak tested
Dimensions
Dimensions
Flow Data
Flow Data
Ordering Information
订购指南
Ex: U31
Series
SL
Body
B
Ports
K
Seat
- D
Inlet Pressure
I
Outlet Pressure
P
Pressure Gauge
- VSF4
Inlet / Outlet Connection
- E
Surface Finish
- H
Corrosion Resistance
- P
Options
U31
U31A
SL: 316L
SLV:316L VAR
A
B
G
K: PCTFE
V: Vespel®
C: 4500 psi
D: 3000 psi
G: 0 ~ 250 psi
H: 0 ~ 150 psi
I: 0 ~ 100 psi
K: 0 ~ 50 psi
L: 0 ~ 25 psi
W: Without Gauge
P: psi / bar Gauge
K: psi / kPa Gauge
VSF4, VSM4, VSF8, VSM8
TW4, TW6
......
When Inlet and Outlet
Connections are the same,
please write a connection code.
E: Ra 10 μin None: 316L
H: HC22 stem and nozzle
P: Panel Mounting

*: Gauges’ connection: 1/4”swivel male FSR , other connection type please conect GENTEC.