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Nupro Gas Shut-Off Valves Nupro Gas Shut-Off Valves 1 Nupro Gas Shut-Off Valves 2 Nupro Gas Shut-Off Valves 3

Nupro Gas Shut-Off Valves

For gas shut-off applications.

  • 316 stainless steel construction
  • Available in H-series and B-series
  • Compact H-series cover most gas applications in vacuum processing
  • B-series valves feature demountable bonnets for easy maintenance or cleaning of the valve seat

Specifications Table

Type Nupro BGNupro BKNupro BKTNupro H
Temperature (°C) 315°C93°C93°C-62°C to 315°C
Flow Coeff. Cv 0.390.390.360.28
Pressure Rating (psi) 1,000 (@21°C, psi)1,000 (@21°C, psi)100 (@21°C, psi)1,000 (@21°C, psi)
Shaft Seal BellowsBellowsBellowsBellows
Turns to Open 2.52.5N/A1
Used for Shut-Off YesYesYesYes
Internal Volume 1.6 cm31.6 cm31.1 cm31.3 cm3

Dimensional Drawings

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Ordering Table

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Flange Selection Guide
With a variety of flanges to choose from, the Flange Selection Guide is designed to help you find one to meet your vacuum requirements. Shop Now!
Can't find the flange you need or want a custom configuration? Please call us at +1 412 387 9200 or email with your inquiry.
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