Steriflow Zero Static POU Sanitary Diaphragm Valves

Single Wier zero static point of use valve for manual on/off or air actuated dispersion of WFI or USP purified water from distribution loop.

Upstream:

• Bioreactor/fermenter: for dispersion control of WFI or USP purified water

Downstream:

• For dispersion flow control of WFI or USP purified water in the following production areas: separation, filtration, chromatography, formulation, fill finsh

Buffer and media prep:

• For dispersion control of WFI or purified water

Specifications:

Available sizes:

• Run Connection: 1/2″ – 4″ (DN15 – DN100)
• Drop Connection: 1/2″ – 4″ (DN15 – DN100); drop connection must be < = the run connection

Connection type:

• Tri-clamp, extended tube end standard. Other drop connection types upon request.
• Additional ports or tandem access configurations available for purge, drain or sample use as special options.

Materials:

• Standard: Barstock, ASME SA479 316L (UNS 31603) or EN 10272:2000 GR 1.4435
• Optional: AL-6XN®, Hastelloy® C-22 and others readily available

Surface Finish:
Wetted Interior:

• Standard
  – ASME BPE SF1, 20 Ra µin (0,5 Ra µm)
  – ASME BPE SF5, 20 Ra µin (0,5 Ra µm) electropolish
• Optional: ASME BPE SF4, 15 Ra µin (0,4 Ra µm) electropolish. Better finish upon request

Exterior:

Standard: 63 Ra µin (1,6 Ra µm)

Optional: 40 Ra µin (1,0 Ra µm) and better upon request