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Spectrolab Diaphragm valves DVM-13-NPTF

Spectrolab Diaphragm valves DVM-13-NPTF

  • Brass diaphragm valves for manual shut-off
  • For non corrosive gases and gas mixtures up to quality 6.0
  • Suitable for up to 40 bar pressure
  • Fully functional under vacuum
  • Wide range of in- / outlets
  • Metal-to-metal sealing to atmosphere
  • Approved for use with oxygen
  • Ergonomically designed

 

Operating pressure:
DN8 / DN13:
max. 40 bar
DN19:
max. 25 bar
Seat diameter:
8 / 13 / 19 mm
Materials
Body:
chrome plated brass
Diaphragm DN8:
stainless steel 1.4571
Diaphragm DN13 / DN19:
stainless steel 1.4310
In- / outlet
see dimensions in PDF
Temperature range:
-20°C to +60°C
Leak rate (to atmosphere):
≤ 10-8 mbar l/s He
Leak rate (via valve seat):
≤ 10-6 mbar l/s He
cv-value DN8
1/4“-NPT:
1,47
3/8“-NPT:
1,47
tube 6×1 mm:
0,47
cv-value DN13:
2,1
cv-value DN19: 3,1

 

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