Single Stage Pressure Regulators VSR-911UB Series
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Product Feature
- Single-stage pressure regulator
- 15μin. Ra max. 10μin Ra max optional
- design for bulk special gas supply system
- Tied-diaphragm design with bellows sensing element
- All materials used meet ASTM A479 / A484 / A276 standards
- Metal-to-metal seal to atmosphere
- 100% helium-leak-tested
Dimensions (mm)
Technical Data
| Type: | single-stage |
| Inlet pressure P1: | max. 3000 psig |
| Outlet pressure P2: | 300 psig |
| Surface finish: | 15μin. Ra max 10μin. Ra max (optional) |
| Materials | |
| Body: | SS 316L |
| Valve seat: | PCTFE (Vespel® optional) |
| Diaphragm: | Hastelloy® C22 |
| Inlets and Outlets: | 1/2” / 3/4” or 1” face seal or tube weld |
| Bonnet port: | 1/8” FNPT(option) |
| Temperature range: | -40oF to +160oF (-40oC to +71oC) |
| Leak rate: (to atmosphere) (via seat) | 1x10-9 mbar I/s He 1x10-8 mbar I/s He |
| Flow capacity: | Cv=3.0 / Cv=4.0 |
| Weight: | 6.7kg |
Flowchart
Ordering Information
Ordering Example
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