Recent What's New - Advanced Heat Treat Corp

Meet Mitch Ambrose
posted on Friday, May 8, 2026 We continue our "Meet the Team" blog series with Mitch Ambrose, Accounting Clerk at our Burton Ave. location in Waterloo, Iowa. Learn about Mitch's journey at AHT, his fishing awards, and more.

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Benefits of UltraGlow Gas Nitriding for Stainless Steels
posted on Friday, May 1, 2026 Written by Senior Metallurgist, Jake McCann

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Advanced Heat Treat Corp.® Announces Building Expansion in Iowa
posted on Thursday, April 16, 2026 With the building expansion comes new equipment that will increase size capabilities in length, height and weight for various heat treatments in Waterloo, Iowa.

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Hardness Testing Case-Hardened Steels: When to Use Rockwell vs. Alternative Methods
posted on Tuesday, April 14, 2026 Rockwell hardness testing is a fast, familiar method for many heat-treated steels, but it can produce misleading results when used on nitrided surfaces or thin case-hardened layers. This article, written by Senior Metallurgist Jake McCann, explains how indentation depth and case–core mixing affect readings, and outlines more reliable alternatives (such as microhardness testing) for verifying surface hardness accurately.

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