Stainless steel pressure and vacuum vessels and tanks for Food, Beverage, Textile, Chemical, Pharmaceutical, Biotechnological, Semiconductor and Cosmetic processing industries, machinery, frames, equipment and components, field fabricated piping systems and products, high pressure steam boiler design, fabrication, installation and repair.


Stainless Steel, Carbon, Steel, Nickel Alloys, Copper, Brass, Aluminum, Inconel, Titanium,
Hastalloy, and Monel, etc.

  • Pressure Vessels
  • Vacuum Components
  • Machine Weldments
  • Chambers

  • TanksShop or Field Fabrication
  • Process Piping Systems
  • Boiler Installation/Repair
  • R & D Thru Production

Contact us by email or call 978 682-0567, we are always happy to hear from you.

ASME Approved

As authorized holders of the U, UM, and S ASME Code Stamps, we are certified to design, fabricate, and register pressure and vacuum vessels as well as make repairs under the R, NBBI Code Stamp.

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H & H Engineering Co., Inc.
Phone: (978) 682-0567 • Fax: (978) 682-8241 • Email
6 Pine St. • Methuen, MA 01844

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