Armox® 520T

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    General Product Description

    High hardness armor with extraordinary toughness properties.

    Armox® 520T is the world’s toughest protection plate, having nominal 520 HBW hardness, for use in vehicles, buildings and many more applications.

    Benefits of Armox® 520T include: 

    • Market-leading steel protection
    • Superior workshop properties
    • Optimized solutions
    • Perfect hardness/toughness balance, for combined penetration and blast protection
    • Expertise in ballistic protection from SSAB

    It offers vehicle designers new ways to increase protection using lighter weight designs.

    Armox® 520T is not intended for further heat treatment.

    Mechanical Properties

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      Thickness
      (mm)
      4.0 - 12.0
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        Mechanical Testing

        Brinell hardness test according to EN ISO 6506-1 on each heat treatment individual.

        Charpy impact test according to EN ISO 148 on each heat and thickness from 6 mm.

        Tensile test according to EN ISO 6892 on each heat.

        Ultrasonic testing

        According to EN ISO 10 160 Class E3S3.

        Chemical Composition (ladle analysis)

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          C *)
          (max %)
          Si *)
          (max %)
          Mn*)
          (max %)
          P
          (max %)
          S
          (max %)
          Cr*)
          (max %)
          Ni*)
          (max %)
          Mo*)
          (max %)
          B*)
          (max %)
          0.32 0.40 1.20 0.010 0.003 1.0 1.80 0.70 0.005
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            Tolerances

            More details are given in SSAB´s brochure Armox® Guarantees or on www.ssab.com.

            Thickness

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              Thickness
              (mm)
              Tolerance
              (mm)
              4.0 - 12.0 - 0.0 / + 0.6
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                Length and Width

                According to SSAB´s dimension program.

                • Tolerances conform to EN 10029 or to SSAB´s standard after agreement.
                • Dimensional tolerances for plate with mill edge according to special agreement.

                Shape

                Tolerances according to EN 10029.

                Flatness

                Tolerances according to Armox® flatness guarantees, which are more restrictive than EN 10 029 Class N (steel type L).

                Surface Properties

                According to EN 10163-2 Class B Subclass 3.

                Delivery Conditions

                The delivery condition is QT (Quenched and Tempered).

                Delivery requirements can be found in SSAB’s brochure Armox® Guarantees or www.ssab.com.

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