Hotfoil-EHS Industrial Heating, Welding, and Heat Treating Blog

A blog that provides educational information on electric heating systems used on hoppers, chutes, tanks and vessels; electric heating systems used for pre and post weld heat treating; heat treating power consoles; custom heat treating furnaces; and single & multi-operator welders. For more information, visit HotfoilEHS.com

Happy New Year from Hotfoil-EHS

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Happy Holidays from Hotfoil-EHS

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From all of us at Hotfoil-EHS, we wish our customers, partners and vendors a safe and happy holiday season and a wonderful 2019!

Weld Preheating Low Alloy Steels

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Low alloy steels are defined as consisting of less than 10.5% Ni, Cr, Mo, and other alloy elements. In general, low alloy steels are requi...

Ice Star Heat Treatment Controllers

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The most innovative and versatile heat treatment control system available today. Ice Star designs, engineers and manufactures heat trea...

Hotfoil-EHS Salutes Our Veterans. Never Forget.

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Mobile Generator and Power Console Trailers by Hotfoil-EHS

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Hofoil-EHS manufactures mobile generator trailers for welding heat treating power and temperature control. Custom designed from large t...

Dissimilar Metal Junctions (How Thermocouples Work)

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When two dissimilar metal wires are joined together at one end, a voltage is produced at the other end that is approximately proportional to...
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