Fully Automated, Low to High Flow, Normally Open, Jorlon Diaphragm

Air loaded sanitary back pressure reducing valve designed to allow the user to change setpoints remotely via a cabinet or panel  mounted air regulator or though a distributed control system or PLC using a I-P transducer.  Unique among its peers, the Mark 95A is normally open with the air supply is removed, allowing process or sanitization fluids to drain.

Features & Benefits
  • Normally open when air supply is removed
  • Compact design significantly reduces the installation space and weight if mounting the valve on a process skid
  • Permits full automation of Process, Rinse, CIP and SIP setpoints
  • Valve body and trim is the same as the time-tested MK95 design
  • Optimized diaphragm material, surface area and support system for unsurpassed performance and life
  • Accessory I/P or air regulator available for automated and/or remote set point control
  • Size: 1/2″, 3/4″, 1″, 1-1/2″, 2″ (DN15, DN20, DN25, DN40, DN50)
  • End Connections: ASME, Tri-Clamp, butt weld, others upon request
  • Cv & Flow Characteristic: 0.5 – 19 Cv (0,4 – 16,3 Kv)
  • Setpoint Range: 1/2″ – 1″: 3 – 105; 1-1/2″: 3 – 85; 2″ 5 – 60
  • 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 is standard, 8Ra (0,2µm) optional
  •  Diaphragm Material : Jorlon USP Class VI
  • Soft Seat Option: All materials FDA, USP Class VI; Teflon, PEEK, Jorlon

Jorlon Diaphragm InfoGraphic

Save money, extend preventive maintenance diaphragm change-out times, and realize the benefits of a valve that outlasts most normal systems.

Jorlon Facts and Warranty

The majority of Steriflow valves come with the Jorlon diaphragm and, of course, a lifetime diaphragm warranty.


CRN (Canadian Registration Number)

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Mark 96A Series

Hybrid or Automated, Jorlon Diaphragm

Mark 95 Series

Manual, Low to High Flow, Sanitary Back Pressure Regulator

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