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ABS DQ51 Steel Manufacturers and Suppliers

Class Cert.: ABS/BV/CCS/DNV/KR/LR/NK/RINA/RS/PRS

Material: Low Alloy Steel

Thickness: 6mm-100mm, or customized

Width: 900mm-4800mm, or customized

Length: 3000mm-25000mm, or customized

Condition of Delivery: A/HR/N/CR/Q+T/TMPC, or as request

Stock: In stock

ABS DQ51 Steel Manufacturers and Suppliers

Shipbuilding steel plate ABS DQ51 mainly be used in below minus 20 centigree ocean situiation.ABS Grade DQ51,ABS DQ51 steel plate,ABS DQ51 ship plate is done low temperature impacting test when rolling in our steel mills..In addition to the basic requirements of this specification for steel plate ABS DQ51,certain supplementary requirements are available when additional control, testing, or examination is required to meetend use requirements.

Heat Treatment

ABS DQ51/ABS D51 shipbuilding steel plate is typically supplied in the as-rolled condition. However, it can be heat-treated to improve its mechanical properties. The recommended heat treatment for ABS DQ51/ABS D51 is quenching and tempering.

Size Range

The size range of ABS DQ51/ABS D51 shipbuilding steel plate varies depending on the supplier. However, it is typically available in thicknesses ranging from 6mm to 150mm and widths up to 4100mm.

Impact Testing

ABS DQ51/ABS D51 shipbuilding steel plate is tested for impact resistance using the Charpy V-Notch Impact Test. The test is conducted at a temperature of -20°C. The average impact energy is required to be 46J minimum.

Main Applications

ABS DQ51/ABS D51 shipbuilding steel plate is typically used in the construction of ships and marine structures. It is specifically designed for use in the hulls, decks, and superstructures of large vessels. ABS DQ51/ABS D51 is also used in offshore oil and gas platforms, as well as in the construction of other marine equipment.

Specification Parameters
Basic Information

Mechanical Properties

Grade
Thickness
(in)
UTS (ksi)
Elongation A5 1)
(min %)
Grade EQ51
0.393 – 1.57
88 – 112
16
1) See ABS Rules for elongation requirements for alternative tensile specimens.

Impact Properties

Grade
Thickness
(in)
Test temperature(°F)
Min Longitudinal Average Energy 1)
(ft-lbs)
Min transverse average energy 1)
(ft-lbs)
Grade EQ51
0.393 – 1.57
-40
37
24
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.

ABS Grade DQ51 Shipbuilding Steel Plate Chemical Composition

C max Si max Mn P max S max N max.
0.20 0.55 1.70 0.025 0.025 0.020