Process Valves > Hygienic Process Valves > Steriflow Mark 978LF


Steriflow Mark 978LF Sanitary Globe-Style Control Valve for Low Flow Applications

Steriflow's Mark 978LF is ideal for use with sparge gas, WFI, buffers, elution flows or ingredient addition to sanitary and aseptic processes in the pharmaceutical, biotechnology, cosmetic, dairy, and food and beverage industries.

Whether the need is to control pressure, temperature, flow, pH, level or other variables, the Mark 978LF's true characterized trims and excellent repeatability make it the right choice for your sanitary process application.

Key Specifications

  • Wetted parts made of 100% ASTM A479 316L stainless steel barstock, 20Ra mechanically polished internals
  • FDA and USP Class VI conformity on all process seal materials
  • All stem guiding above the diaphragm eliminates particulate generation
  • Self-draining when mounted in vertical or horizontal orientations
  • Maintenance friendly: Easy to perform maintenance with simple disassembly, reassembly and steam-in-place/clean-in-place capabilities
  • No threads in contact with media, prevents accumulation of contaminants
  • Epoxy coated multi-spring actuators provide excellent corrosion resistance during washdown
  • Also available in Jorlon diaphragm and o-ring models

Specifications, Manuals, and Supporting Literature

Click the file icon to view the file online, or right-click on the file icon and select "Save Target As..." to download the file to your computer for later viewing.
Tip: If you want to print a large file, download it to your PC first.


Subscribe to the Lesman Instrument Company YouTube channel.Lesman Instrument Company on YouTube

Video is a great way to learn about instruments and technology, and it's available whenever you need it. Watch step-by-step instructions on how to configure a transmitter, tune a controller, or troubleshoot a safety valve. We'll post videos we create, and those our manufacturer partners share with us, so you don't have to look in multiple places to find the video training you need.

Subscribe to Lesman's YouTube channel, and you'll get email notifications as soon as we add new training videos and webinars.