• Hardness - Wikipedia

    An alternative method is the Brinell hardness test, which uses a hardened steel (or tungsten carbide) ball indenter with a diameter D of, usually, 10 mm. This i

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  • Hardened steel - Wikipedia

    The term hardened steel is often used for a medium or high carbon steel that has been given heat treatment and then quenching followed by tempering.The quench

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