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TIED DIAPHRAGM LINE VALVES FOR ULTRA HIGH PURITY APPLICATIONS
ALL RIGHTS OF CHANGE RESERVED
SMART DESIGN ★ Threaded weep hole for pipe away connection
★ Ergonomic handwheel★ Tied diaphragm design with minimal gas wetted volume
★ Combined soft and metal seat design with low permeation rate
HIGH PERFORMANCE★ Smart choice of material provides you the best performance
and insures an ultra-high purity level : 1.10-8 mbar.l/s tightness★ Special alloys that meet all applications requirements
★ Wide range of connections available according to international standards★ Electropolishing of all internal surfaces
for a better corrosion resistance
D604 | HIGH FLOW LINE VALVEMANUALLY OPERATED, TIED DIAPHRAGM DOUBLE SEAL TYPE FOR ULTRA HIGH PURITY CORROSIVE GASES.
SPECIFICATIONS
Connections Welded connection according to standards
Working pressure
200 bar / 3000 psig
Nominal flow rate
CV = 0.3
Temperature range
-40°C to +65°C -40°F to + 149 °F
Seat seal PCTFE - Vespel - PVDF
Internal components
and body
SS AISI 316L (standard)
Leak rate 1.10-8 m bar L/s
Seat orifice size
4 mm
ALL RIGHTS OF CHANGE RESERVED
SMART DESIGN ★ Threaded weep hole for pipe away connection
★ Ergonomic handwheel★ Tied diaphragm design with minimal gas wetted volume
★ Combined soft and metal seat design with low permeation rate
HIGH PERFORMANCE★ Smart choice of material provides you the best performance
and insures an ultra-high purity level : 1.10-8 mbar.l/s tightness★ Special alloys that meet all applications requirements
★ Wide range of connections available according to international standards★ Electropolishing of all internal surfaces
for a better corrosion resistance
SMART DESIGN★ Threaded weep hole for pipe away connection
★ Ergonomic handwheel★ Tied diaphragm design with minimal gas wetted volume
★ Combined soft and metal seat design with low permeation rate
★ Wide range of connections available according to standards★ Opened or closed position visible at first glance
HIGH PERFORMANCE★ Smart choice of material provides you the best performance
and insure a ultra-high level : 1.10-8 mbar.l/s★ Special alloys that meet all applications requirements
★ Electropolishing of all internal surface for a better corrosion resistance
★ Locking device developed to guarantee the tightness of the value during transport
D689 | HIGH FLOW LINE VALVEPNEUMATIC ACTUATOR, TIED DIAPHRAGM DOUBLE SEAL TYPE FOR ULTRA HIGH PURITY CORROSIVE GASES.
SPECIFICATIONS
Connections Welded connection according to standards
Working pressure 200 bar / 3000 psig
Nominal flow rate CV = 0.5
Temperature range -40°C to +65°C -40°F to + 149 °F
Seat seal PCTFE - Vespel - PVDF
Internal components and body
SS AISI 316L (standard)
Leak rate 1.10-8 m bar L/s
Seat orifice size 6 mm
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