TESCOM™ 449-254 Series

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449-254 Series high purity, high flow pressure reducing regulators are ideal for high pressure bulk specialty gas delivery systems (BSGS). The 449-254 Series offers a Cv = 1.0, surface finish of 10 Ra and is available with Hastelloy® trim. Inlet pressure is 1500 psig / 103 bar with outlet pressures up to 400 psig / 27.6 bar.

  • Manufacturer: Tescom
  • Valve Type: Regulators
  • Sub-Type: Tescom Regulators
  • Exclusively designed to handle the demands of high purity bulk specialty gas delivery systems
  • Its proven design, high outlet capabilities, bubble-tight shutoff valve and standard Hastelloy® trim provides dependability required for demanding regulator applications
  • Metal-to-metal sealed diaphragm
  • Cv = 1.0 with 10 Ra microinch finish on wetted surfaces
  • Meets SEMI F19 and SEMI Modular Interface specifications

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