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U22系列減壓器

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GENTECU22seriessingle-stageregulatorsarepurgegas,pressurereducingregulators

詳細(xì)介紹

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
  • 99% 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

Dimensions
Flow Charts

 
型號參數(shù):
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      


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