ABS AQ/DQ/EQ 43

Download data sheet

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

Grade
Grade
Grade AQ43
Product type
Plate
Thickness
(in)
0.315 - 1.97
Width
(in)
75 - 129.9
Length
(in)
79 - 590
Grade
Grade
Grade DQ43
Product type
Plate
Thickness
(in)
0.315 - 1.97
Width
(in)
75 - 129.9
Length
(in)
79 - 590
Grade
Grade
Grade EQ43
Product type
Plate
Thickness
(in)
0.591 - 2.56
Width
(in)
75 - 129.9
Length
(in)
79 - 590

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

Mechanical Properties

Tensile testing is performed in the transverse direction.

Grade
Grade
Grade AQ43
Thickness
(in)
0.315 - 1.97
Yield strength
(min ksi)
61
Tensile strength
(ksi)
77 - 98
Elongation A5 1)
(min %)
18
Grade
Grade
Grade DQ43
Thickness
(in)
0.315 - 1.97
Yield strength
(min ksi)
61
Tensile strength
(ksi)
77 - 98
Elongation A5 1)
(min %)
18
Grade
Grade
Grade EQ43
Thickness
(in)
0.591 - 2.56
Yield strength
(min ksi)
61
Tensile strength
(ksi)
77 - 98
Elongation A5 1)
(min %)
18

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

Impact Properties

Grade
Grade
Grade AQ43
Thickness
(in)
0.315 - 1.97
Test temperature
(°F)
32
Min Longitudinal Average Energy 1)
(ft-lbs)
30
Min transverse average energy 1)
(ft-lbs)
20
Grade
Grade
Grade DQ43
Thickness
(in)
0.315 - 1.97
Test temperature
(°F)
-4
Min Longitudinal Average Energy 1)
(ft-lbs)
30
Min transverse average energy 1)
(ft-lbs)
20
Grade
Grade
Grade EQ43
Thickness
(in)
0.591 - 2.56
Test temperature
(°F)
-40
Min Longitudinal Average Energy 1)
(ft-lbs)
30
Min transverse average energy 1)
(ft-lbs)
20

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.