ABS AQ/DQ/EQ 43

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    General Product Description

    Our ABS Grades AQ43, DQ43, EQ43 are high-strength, Thermo-mechanically controlled rolled structural steels having a minimum specified yield strength of 61 ksi and specified minimum Charpy V-notch impact toughness properties.

    Applications

    Typical applications include shipbuilding and mobile offshore drilling units and structures.

    Available Dimensions

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      Grade Product type Thickness
      (inchesmm)
      Width
      (inchesmm)
      Length
      (inchesmm)
      Grade AQ43 Plate 0.315 - 1.978.00 - 50.0 75 - 129.91900 - 3299 79 - 5902000 - 15000
      Grade DQ43 Plate 0.315 - 1.978.00 - 50.0 75 - 129.91900 - 3299 79 - 5902000 - 15000
      Grade EQ43 Plate 0.591 - 2.5615.0 - 65.0 75 - 129.91900 - 3299 79 - 5902000 - 15000
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      Comparison

        Grade EQ43 Z25 & EQ43 Z35 are available in the same dimensions as Grade EQ43.

        Mechanical Properties

        Tensile testing is performed in the transverse direction.

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          Grade Product type Thickness
          (inchesmm)
          Yield strength
          (min ksi)
          Tensile strength
          (ksi)
          Elongation A5 1)
          (min %)
          Grade AQ43 Plate 0.315 - 1.978.00 - 50.0 61 77 - 98 18
          Grade DQ43 Plate 0.315 - 1.978.00 - 50.0 61 77 - 98 18
          Grade EQ43 Plate 0.591 - 2.5615.0 - 65.0 61 77 - 98 18
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          Comparison

            1) See ABS Rules for elongation requirements for alternative tensile specimens.

            Impact Properties

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              Grade Thickness
              (inchesmm)
              Test temperature
              (°F)
              Min Longitudinal Average Energy 1)
              (ft-lbs)
              Min transverse average energy 1)
              (ft-lbs)
              Grade AQ43 0.315 - 1.978.00 - 50.0 32 30 20
              Grade DQ43 0.315 - 1.978.00 - 50.0 -4 30 20
              Grade EQ43 0.591 - 2.5615.0 - 65.0 -40 30 20
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              Comparison

                1) Specimen orientation at the option of the manufacturer unless otherwise specified in the order.

                No more than one value below the specified miniminum average energy but no less than 70% of the specfied minimum average energy value.

                Minimum average energy for full-size specimens. Refer to ABS Rules for sub-size specimen energy requirements.