Stainless Steel Tank

If you're looking to store or process your product, our tanks are up for the job. They are made to the strictest industry standards and will meet or exceed your certification requirements. We serve a variety of industries, that make a variety of products. Whether you need to add a cover designed for pressure or vacuum applications, or a jacket for heating or cooling, they are designed to give you the best version of your product, in large batches. Interested in mixing a smaller batch? Consider a Lee kettle. Or, if your priority is heating and/or cooling, consider a Lee cooker / cooler.

Lee Industries Styles

Lee builds the tank that is right for the job. Our methods, processes, experienced team, modern production equipment and plant facilities work collectively to produce a full line to meet your specific needs. Lee Industries manufactures a wide variety of vessels and reactors, from jacketed ASME tanks to single-shell units all fabricated to customer specifications and processes.

Standard Features

All Styles Feature:

  • #4 finish inside and outside
  • Sanitary flanged rims
  • Various certifications such as ASME and USDA

Outlet Features:

  • Exclusive Lee designs permit shorter outlet fitting

Support Features:

  • Stainless steel pipe legs


  • Pharmaceutical 
  • Bioreactors
  • Heavy Duty processors
  • Hold tanks
  • Vaccine 
  • WFI 
  • Storage 
  • Mixing 
  • Food processing 
  • Chemical blending 
  • Vacuum/pressure 


Every part is customizable - from the cover to the feet. We've included an overview of each of the options below.


Covers designed for pressure or vacuum applications are available for all Lee tanks. Choose from:

  • Bolt-on type
  • Quick-release style
  • Welded (to the cylinder)
  • One-piece
  • Hinged

View Cover Sketches


The diameter and depth of the cylinder can vary based on your size and process requirements.

Tank-Orientation-Elevation Tank-Orientation-Elevation

Pitched Bottom


Dished Bottom


Cone Bottom




We offer three styles of bottoms, each with its own advantage for various processing applications.
  • Pitched offers excellent drainage for liquids and places the outlet on a horizontal axis.
  • Dished offers center draining for more viscous products. Reverse dished bottoms are also available.
  • Cone is ideal for viscous or semi-solid materials. The standard cone bottom angle is 120º, but can be varied to suit process or product requirements.


All outlet pipes are stainless steel, with one of the following options:
  • I.P.S
  • Sanitary Acme thread
  • ASA flange
  • Sanitary quick clamp

Lee manufactures diaphragm and flush ball outlet valves which are ideal outlets.

If you don’t see something that meets your needs, or are overwhelmed by the choices, call us. Tell us what your specific needs are and let us put our decades of knowledge and expertise to work for you.

Options & Accessories

While the style you choose will have its own set of features, you also have the opportunity to choose from a few other options.

Standard manholes are available for either head or cylinder mounting.

Electropolishing and Finishing

We recognize the demand for high-quality, durable, ultra-sanitary finishes. We provide world-class mechanical finishes and can also provide electropolish finishes on all of our parts and products.


Two different heat transfer jacket options, open or Uniflow coil style, are available.