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Diaphragm low to high pressure line valve - VD
Equipment for gas systems > Speciality gas equipment > O-ring and diaphragm line valves
VD Diaphragm seal valve is designed for various pure gases. It has high leak tightness thanks to its diaphragm sealing.
Key advantages
  • Hastelloy® diaphragm for tightness and gas compatibility
  • ¼ turn ergonomic handwheel
  • 3 versions : 50, 200 and 300 bar inlet working pressure
  • 3 configurations : female-female, male-female, female-male
  • With rear threads for panel mounting
Specifications
Ports¼ NPT : FF, MF or FM G3/8: FF
Seat sealPCTFE
DiaphragmHastelloy®
Bottom taperedOK 2x M5 at Ø18mm
Weight310 Gr
Leak rate10-8 M bar l/s
Temperature range-20 to +60 °c
Seat orifice sizeØ 4mm
Inlet pressure50 / 200 / 300 bar
Flow coefficient (kv)0,17 Kv / 0,2 Cv
Oxygen useOk up to 310 bar (brass version only)
Dimensional drawings
Drawing
Product Configurator
 
Body material
Inlet pressure
Orientation
Connection
Handwheel
VD
B
50
FF
N
¼T
 
Downloadable catalogs, brochures
  • Download
    Pressure Regulators Catalog
    Last update: Feb 21, 2022
    Available in: en/fr/de/fr/de
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