VDV33UB SERIES

Product Features

 

  1. Suitable for ultra pure,flammable or toxic fluid lines in semiconductor
    manufacturing equipment and facilities
     Direct diaphragm construction with superior sealing
    prerformance,remarkable durability,compactness and particle and
    dead-space-free performance
    Valve open and closed opsition is easily visible at a glance.
     Excellent gas displacement characteristics
    EP treatment is standard for all wetted sufaces
    Standard seat material is PCTFE,Polyimide/PFA is option

 

Technical Data

 

  • Max. Working Pressure 3000 psig (205 bar)
    Pneumatic Operating Pressure 58~87psig (4~6 bar)
    Max. Working Temp. -10˚F ~ 150˚F (-23˚C ~ 65˚C)
    Materials
    Body 316L secondary remelt
    Diaphragm Elgiloy®
    Seat packing PCTFE(standard)
    Handle AL
    Internal Leakage Allowance(He) 1 x 10-9 atm • cc/sec
    External Leakage Allowance (He) 1 x 10-9 atm • cc/sec
    Orifice Ø5 mm
    Weight approx. 0.27 kg(actuator not included)

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