AB/DQ43 Steel plate ABS Grade DQ43 Z35 manufacturer


ABS Grade DQ43 meaning,ABS Grade DQ43 shipbuilding steel grade comparison,ABS Grade DQ43 steel,ABS Grade DQ43 steel plate equivalent,ABS Grade DQ43 steel suppliers,ABS Grade DQ43 steel price,ABS Grade DQ43 steel chemical composition,ABS Grade DQ43 steel equivalent,ABS Grade DQ43 steel machinability.

The main products list.

ABS Grade DQ43 Steel pipe, ABS Grade DQ43 steel plate,ABS Grade DQ43 round steel, rebar,ABS Grade DQ43 flat steel, ABS Grade DQ43 square steel,ABS Grade DQ43 hexagonal steel, ABS Grade DQ43 hot rolled steel coil, ABS Grade DQ43cold rolled steel coil, ABS Grade DQ43 pattern steel coil, ABS Grade DQ43 strip steel.


Gangsteel produced and exported AB/DQ43 Steel plate, ABS Grade DQ43 Z35 offshore drilling platform steel plate, flat bar, machined , cutting parts.


ABS Grade DQ43 Detail productive technology in the following:


  1. Adopt standard: ABS (American Bureau of shipping)
  2. DQ43 application fields:
    DQ43 is a high strength quenched and tempered steel grade. It used in offshore drilling platform, Shipping marine engineering and Hull project.
  3. DQ43 Chemical composition:


Grade C % max Si % max Mn % max P % max S % max
AB/DQ43 +QT 0.18 0.80 1.70 0.025 0.015
AL % min Nb % max V% max Ti % max Ni % max
0.018 0.06 0.12 0.05 2.0
Cu % max Cr % max Mo% max N% max 0% max
0.05 1.50 0.70 0.015 30


  1. DQ43 Mechanical :


Grade Yield Strength Tensile Strength Elongation Impact Energy
ABS DQ43 MPa (min) MPa % (min) -20 degree J
   420 530-680 18 41


  1. Heat Treatment: Quenched and tempered, Normalized, TMCP
  2. Tolerance: The thickness tolerance is -+0.3mm
  3. Size: Thick: 8mm-300mm, width: 1500mm-4000mm, length: 3000mm-18000mm


  1. time: 35-40days
  2. AB/EQ43 are Used for making hulls, offshore oil production drilling platforms, platform pipe and other structural parts, hull structures, marine machinery and main hulls, drilling rigs, pile boots, pile legs, racks, semicircular plates, etc. of marine drilling platforms and oil production platforms .

The AB/EQ43 manufacturer with the most complete specifications, the largest thickness (315mm), and the grade (E690) has good weldability, good resistance, lamellar tear resistance, and good internal quality and cold formability.


Gangsteel has much experience in super high strength hull structural steel plate, if you have any need in ABS/DQ43 steel plate; please feel free to contact us. We will give our mill competitive price on the base of faster delivery.


Other super strength steel grade in Gangsteel factory:








AB/DQ43 Steel plate|ABS Grade DQ43 Z35 manufacturer