​Since 1999 “The Monty” has been publishing annually a list of the largest commercial heat treaters in North America based upon annual sales, our 2021 list can be found at https://themonty.com/project/50-largest-north-american-commercial-heat-treats-2021-2/ This year readers will see we became much more ambitious and expanded the list to the 50 largest. In our 21st spot we have Hansen Balk, Grand Rapids, Michigan.

Since 1955, Hansen/Balk in Grand Rapids, Michigan, USA has built a reputation as a state-of-the-art provider of steel heat-treating services. Our 85,000-square-foot facility features a full cohort of best-in-class batch vacuum and batch atmosphere furnaces, capable of processing orders of all sizes. We offer a variety of services, but are best known for the breadth and depth of our vacuum heat-treating capabilities-including high-pressure quenching up to 15 Bar-as well as unique services such as cryogenic treating, flame hardening and induction heat-treating services. We adhere to the most technologically advanced heat-treating methods with modern equipment to ensure your parts meet the required specifications-from hardness tolerance to surface finishes. We also bring customers a deep well of metallurgical knowledge, formed over six decades of work on millions of parts.

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