Barstock Construction, Mid to High Flow, Very Low Pressure

Inline style, barstock, pressure reducing valves for regulating very low flow to high flow, low pressure clean compressed air and gas point of use applications in stainless steel and single use disposable vessels for the biopharmaceutical, pharmaceutical, food & beverage and consumer health & beauty industries.

  • Stainless steel bioreactor/fermenter: very low pressure sparge and purge/blanket/motive force gas regulation
  • Single use disposable bioreactor/fermenter: very low pressure sparge and purge/blanket/motive force or integrity testing gas regulation
  • Separation: Purge/blanket/motive force gas regulation and bag integrity testing for process vessels
  • Purification: Purge/blanket/motive force gas regulation and bag integrity testing for process vessels
  • Formulation: Purge/blanket/motive force gas regulation and bag integrity testing for process vessels
  • F & B consumer H & B process purge/blanket/motive gas regulation
Features & Benefits
  • Accurate regulation down to 1/2″ wc (1,25 mbar)
  • Five flow coefficients to meet any of your flow requirements
  • ASTM A479 316L barstock construction with ASME BPE SF5 finish standard
  • All FDA and USP Class VI materials ANSI Class VI
  • ANSI Class VI shutoff
Specifications
  • Size: 3/4″ & 1″ (DN20 & DN25)
  • End Connections: ASME BPE, ISO or DIN Tri-Clamp, Flanged or NPT connections
  • Cv (Kv): 1.0 – 10 (0,86 – 8,65)
  • Max. Pressure Temperature: Maximum inlet 200 psi (13,8 bar) @ 250°F (121°C)
  • Set Point Range: 1/2″ wc (1,25 mbarg) – 1.5 psi (103,4 mbarg)
  • Wetted Material: ASME SA479 316L (UNS 31603) is standard. EN 10272:2000 GR 1.4435, AL-6XN®, Hastelloy C-22 and others are optional
  • Surface Finish: ASME BPE SF5, 20Ra (0,5µm) electropolish
  • Diaphragm: Ultra lightweight Teflon FDA/USP Class VI
  • Main Valve Seal Material: EPDM and 316/Viton (All material is FDA/USP Class VI)
Approvals
  • CRN (Canadian Registration Number)
  • ATEX – Group II, Category 2, Module A
  • PED Category 1 (Pressure Equipment Directive)
  • SEP Declaration (Sound Engineering Practice)
  • All products use FDA and USP Class VI approved soft goods and seals where possible. Consult each product data for details

Email List

  • Email the list of products to yourself, a colleague or to saleshelp@richardsind.com.

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