Armox® 440T

Download data sheet

Select Language

    General Product Description

    Blast protection plate.

    Armox® 440T combines excellent penetration and shock resistance. It offers vehicle designers new ways to increase protection using lighter weight designs.

    Benefits of using Armox® 440T include: 

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

    Armox® 440T is not intended for further heat treatment.

    Mechanical Properties

    Hide/Show specific columns Edit
    Select columns to display
      Thickness
      (inches)
      Hardness
      (HBW)
      Yield strength Rp0.2
      (min ksi)
      Tensile strength Rm
      (ksi)
      Elongation A5
      (min %)
      Elongation A50
      (min %)
      0.157 - 1.1810 420 - 480 159 181 - 224 10 12
      1.185 - 1.968 420 - 480 152 181 - 224 10 12
      1.972 - 3.150 420 - 480 145 181 - 224 10 12
      Compare parameters

      Select one parameter to compare

      Comparison

         

        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  0.236". 

        Tensile test according to EN ISO 6892 on each heat and thickness. 

        Ultrasonic testing

        According to EN ISO 10 160 Class E3S3.

        Impact Properties

        Hide/Show specific columns Edit
        Select columns to display
          Thickness
          (inches)
          Min impact energy, transverse test,
          Charpy V 0.393x0.393" test specimen 1)
          0.157 - 3.150 33 ft-lbs / -40 °F
          Compare parameters

          Select one parameter to compare

          Comparison

            1) Average of three tests. Transverse to rolling direction. Single value min. 70% of specified average. For plate thicknesses under 0.472" sub-size Charpy-V specimen are used. The specified minimum value is then propotional to the specimen cross-section.

            Chemical Composition (heat analysis)

            Hide/Show specific columns Edit
            Select columns to display
              C *)
              (max %)
              Si *)
              (max %)
              Mn*)
              (max %)
              P
              (max %)
              S
              (max %)
              Cr*)
              (max %)
              Ni*)
              (max %)
              Mo*)
              (max %)
              B*)
              (max %)
              0.21 0.50 1.20 0.010 0.003 1.0 2.50 0.70 0.005
              Compare parameters

              Select one parameter to compare

              Comparison

                The steel is grain-refined. *) Intentional alloying elements.

                Tolerances

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

                Thickness

                Hide/Show specific columns Edit
                Select columns to display
                  Thickness
                  (inches)
                  Tolerance
                  (inches)
                  0.157 - 0.509 - 0.0 / + 0.0236
                  0.512 - 0.787 - 0.0 / + 0.0315
                  0.791 - 1.575 - 0.0 / + 0.0393
                  1.578 - 2.358 - 0.0 / + 0.0551
                  2.362 - 3.150 - 0.0 / + 0.0630
                  Compare parameters

                  Select one parameter to compare

                  Comparison

                    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 10029 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.