Quality and Service since 1942


IHT offers a diverse selection of processes to meet today’s growing industry and technology. Our large capacity aluminum furnaces can accommodate a wide variety of customer needs. We remain one of the largest aluminum heat treaters in the New England area. Our customer base encompasses many industries such as medical, auto, government, power generation, musical instruments, food industry, safety and alarm systems, electronics and many more.

Aluminum Heat Treating
  • Annealing
  • Solution and Age
  • Stress Relieve
  • Thermal Processing
General Heat Treating
  • Annealing
  • Atmosphere Heat Treating
  • Case Hardening
  • Carburizing
  • Carbonitriding
  • Induction Hardening
Open Fire Heat Treating
  • Annealing
  • Harden and Temper
  • Normalizing
  • Post Weld Heat Treating/Stress Relieving
  • Solution Annealing
Vacuum Heat Treating
  • Hardening
  • Solution Treating
  • Brazing
  • Annealing
  • Precipitation Hardening
  • Tempering
Additional Services
  • Cryogenic Capabilities to -320 degrees F
  • Flattening
  • Shot Blasting (Steel Grit)
  • Straightening
  • Aluminum Oxide Blasting
Lab Services/Testing
  • Rockwell Hardness
  • Brinell Hardness
  • Case Depth
  • Micro Structure
Located just south of Boston we are easily accessible to the Route 128, Route 95, and the Massachusetts Turnpike. Our trucks are on the road Monday through Friday meeting the demands of our ever growing customer base.

22-26 Densmore Street
North Quincy, MA 02171
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