4140 steel corrosion properties

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Handbook:Everything You Should Know About 4140

Handbook:Everything You Should Know About 4140

Jun 09, 2020 · One of the reasons why 4140 qualifies to be tool steel is the high content of chromium and carbon. The higher the chromium content the better. These two elements are responsible for giving this steel some extra level of hardness. The presence of molybdenum also tends to increase the corrosion resistance of this steel. Alloy Steel Products:4140 Heat Treated (HT) - 4140 4140 Heat Treated (HT) Alloy Steel. 4140 Heat Treated is a chromium-molybendium alloy steel. 4140 HT is the most commonly used high tensile steel with endless applications including everything from gears and pumps to various applications in the automotive and construction industry. 4140 HT has a medium hardness of 28/32 HRC.

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