BL Series Bellows Valve

Brand: Hy-Lok USA, Inc

Assembly and Packaging is performed in the clean room of Class 10. Valves are packed with anti-static polyethylene bag that is pressured into the high purity nitrogen gas.
Features
  • All-metal seal bellows valves at the atmosphere 
  • Maximum working pressure up to 500 psig (34.4 bar) 
  • Temperature rating is up to 200° F (93° C) 
  • ZCR, tube butt weld, and Hy-Lok tube fitting 
  • End connection size from 1/4" to 1/2"
  • 100% helium leak tested

Specifications

Max Working Pressure

  • Max. 500 psig (34.4 bar)

Operating Temperature

  • Up to 200° F (93° C)

Body Material

  • 316 VOD Stainless Steel/A479

Stem Tip/Gasket Material

  • PCTFE

Adapter/Lower Stem/Weld Ring Material

  • Type 316L / A479

Stem Guide/Bonnet/Packing Nut/Lock Nut

  • Type 316 / A479

O-ring Material

  • Viton

Ball Bearing Material

  • 316 Stainles Steel

Indicator/Handle Cap

  • Nylon

Handle Material

  • Aluminum

Handle Screw

  • 304 Stainless Steel

Orifice Size

  • 4 mm, 7 mm

End Connection

  • Hy-Lok Tube Fitting
  • Tube Butt Weld
  • Female/Male ZCR Fitting

  • Semiconductor
  • Biotech
  • Pharmaceutical

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