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Who We Are

Advanced Heat Treat Corp. (AHT) is a recognized leader in providing heat treat services and superior metallurgical solutions to companies across the globe.

Who We Are

Established in 1981, Advanced Heat Treat Corp. (AHT) is a recognized global leader in providing heat treat services and metallurgical solutions. Between locations in Alabama, Iowa and Michigan, AHT offers over 20 surface treatments including trademarked processes UltraGlow® Ion Nitriding, UltraOx® and more.


Why Choose Advanced Heat Treat Corp. as Your Preferred Surface Treatment Partner

Over 40 Years of Heat Treat Experience

Founder/CEO Gary Sharp has been recognized as “the man most responsible for making plasma nitriding a mainstream process in North America.” He started AHT in 1981 with ion/plasma nitriding and added additional heat treat services through the decades. AHT’s employees continue to make advances in the heat treat industry today, including being published in the ASM Handbook and the ASTM International, recognized as “Business of the Year” and a “Top Commercial Heat Treater in North America,” and more.

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Over 50 Nitriding Units of All Sizes

Between its multiple locations, AHT can accommodate parts up to 160” in diameter, 360” in length and up to 60,000 lbs in weight. Whether you have tiny medical screws, heavy stamping dies or long feedscrews - AHT can accommodate your needs.

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AHT’s Dedicated Staff

53% of its employees have been at AHT for 10+ years - that means you’re getting experienced professionals who really know and understand your product/needs. AHT also has 7 on-staff metallurgists, providing you top-notch technical expertise.

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Heat Treat Services & Locations

Please visit www.ahtcorp.com/services/ for a complete list of heat treat services, size capabilities and more.

AHT LocationsHeat Treating Offered in Alabama, Iowa & Michigan:

UltraGlow® Ion Nitriding, Gas Nitriding, Ferritic Nitrocarburizing (FNC), UltraOx®, S-Phase Stainless Steel Nitriding & more

Heat Treating Offered in Iowa Only:

Carburizing, Carbonitriding, Through Hardening, Tempering, Annealing, Induction Hardening, Stress Relieve, Cold Treatment & more

Cylinder Bar Sold in Iowa:

UltraOx® Hydraulic Cylinder Bar sold in lengths up to 15’ long. (Already heat treated.)


Industries Served

  • Aerospace/ Defense

  • Agriculture

  • Automotive

  • Construction

  • Consumer Goods

  • Firearms

  • Oil & Gas

  • Medical

  • Power Generation

  • Plastics

  • Tooling & more


Want to Learn More About Our Company? Check out our Blog with New Posts Nearly Every Week. 

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