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Diaphragm high and low pressure line valve for HP & UHP gases - RX08F

RX08F is a diaphragm valve for HP & UHP applications.
Key advantages
  • 100% Helium Leak Test performed
  • Assembling, testing & Packaging in cleanroom
  • Reverse seat design for high life cycle
  • Individual serial number for full traceability
  • Electropolished surface
  • Fluid specific seat material as standard options
  • Low internal volume
  • Multiturn handwheel with open/close indicator
  • Loto option
  • Pneumatic version available
  • Indicative switch option
  • UHP Material - Semi F20 option available

CONSTRUCTION MATERIAL

  Parts Material
Wetted parts Body SS 316L, UHP Material - Semi F20
Seat PCTFE, Polyimid
Diaphragm Phynox®
Non-wetted parts Backup diaphragm Phynox® 
Handwheel Plastic (MT)
Actuator Body SS 316L or Aluminium
Others Stainless Steel, Alloys and Brass

SURFACE FINISH

S V
Ra 0.4 μm (15 μin) Ra 0.25 μm EP (10 μin)

TEMPERATURE RANGE

Seat (Actuation type) Temperature Range

PCTFE (manual & pneumatic*)

-40°C to +65°C (-40°F to +149°F)

Polyimid (manual & pneumatic*)

-40°C to +150°C (-40°F to +302°F)

* -20°C pneumatic versions

VALVE VERSION / MAX. WORKING PRESSURE

Valve Max. working pressure
RX08F (LM) Multiturn handwheel(1)(2) 20 bar
RX08F (HM) Multiturn handwheel(1)(2) 240 bar
RX08F (LP) Pneumatically actuated 20 bar
RX08F (HP) Pneumatically actuated 240 bar

(1) FT (Panel Mounting) option available

(2) MSF LOTO option available

 

All specifications subject to change without notice.

Specifications
Max. working pressureSee table above
Pneumatic actuator opening pressure5 to 7 bar
Temperature rangeSee table above
Flow capacity (cv)0.5
Nominal seat diameter8 Mm
Burst pressure> 700 bar
Wetted volume< 1.6 cm3
Certified max. helium inboard leak rate (at max. pressure)≤ 1 x 10-9 m-bar-l-s
Certified max. helium outboard leak rate≤ 1 x 10-9 mbar.l/s
Certified max. helium across the seat leak rate (at max. pressure)≤ 1 x 10-9 m-bar-l-s
Dimensional drawings
Drawing
Product Configurator
 
Body type
Surface finish
Max. delivery pressure
Porting configuration
Seat material
Body material
End connection
Options
RX08
F
S
LM
2W1
K
-
6MI
FT
 
Forged body
F
Ra 0.4 μm (15 μin)
S
Ra 0.25 μm EP (10 μin)
V
Multi-Turn Handwheel (20 bar)
LM
Multi-Turn Handwheel (240 bar)
HM
Pneumatically (20 bar)
LP*
Pneumatically (240 bar)
HP*
2W1
2W1
PCTFE (Kel-F®)
K
Polyimid
V
SS 316L
-
UHP Material - Semi F20**
A
Metal face seal 3/8” - Male fix
6MI
Panel Mounting
FT
Electric limit switch***
CI
LOTO
MSF
* Add NO for normally open or NC for normally closed
** On demand
*** On HP and LP actuators only
Downloadable catalogs, brochures
  • Download
    RX08F
    Last update: Nov 04, 2024
    Available in: en/CN/JA
  • Download
    Complete UHP Solution
    Last update: Oct 22, 2024
    Available in: en/JA/CN
  • Download
    LOTO Locking Mechanism for UHP Line Valves
    Last update: Aug 05, 2024
    Available in: en
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