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hot rolled aisi 4140 steel bars

4140 Prehard | Heat Treated Bars | Specialty Steel Co.Alloy 4140 and 4150 are widely used for general purpose machine applications. Typically, round bar stock over 10″ diameter is furnished as Rough Turned Oversized.

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    There are 4,544 hot rolled aisi 4140 steel bar suppliers, mainly located in Asia. The top supplying countries or regions are China, India, and Singapore, which supply 99%, 1%, and 1% of hot rolled aisi 4140 steel bar respectively. Hot rolled aisi 4140 steel bar products are most popular in Vietnam, South Korea, and Philippines.

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    4140 Alloy Steel Round, is an cold drawn annealed steel of relatively high hardenability with its chromium content provides good hardness penetration, and the molybdenum imparts uniformity of hardness and high strength. 4140 Alloy Steel Round responds well to heat treatment and is relatively easy to machine in the annealed condition. 4140 Alloy Steel Round has good strength and wear resistance

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    4140 is a 1% chromium molybdenum medium hardenability general purpose high tensile steel generally supplied hardened and tempered in the tensile range of 850 1000 Mpa (condition T).4140 is now available with improved machinability, which greatly increases feeds and/or speeds, while also extending tool life without adversley affecting mechanical properties.

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