Material Supplied by Qualified Vendors:

  • Material Certification, Control & Traceability
  • Progressive (In-Progress) Inspections
  • ASME Section IX Qualified Welders
  • N.D.E. Certified Testing:
       Magnetic Particle
       Mass Spectrometer (Vacuum Testing)
       Liquid Dye Penetration
       Hydrostatic Testing
  • ASME Job Travelers Supplied on all Code Vessels and at Customer Request
  • Record Retention System


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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