AB/DQ47 Steel plate ABS Grade DQ47 Z35 manufacturer


ABS Grade DQ47 meaning,ABS Grade DQ47 shipbuilding steel grade comparison,ABS Grade DQ47 steel,ABS Grade DQ47 steel plate equivalent,ABS Grade DQ47 steel suppliers,ABS Grade DQ47 steel price,ABS Grade DQ47 steel chemical composition,ABS Grade DQ47 steel equivalent,ABS Grade DQ47 steel machinability.

The main products list.

ABS Grade DQ47 Steel pipe, ABS Grade DQ47 steel plate,ABS Grade DQ47 round steel, rebar,ABS Grade DQ47 flat steel, ABS Grade DQ47 square steel,ABS Grade DQ47 hexagonal steel, ABS Grade DQ47 hot rolled steel coil, ABS Grade DQ47cold rolled steel coil, ABS Grade DQ47 pattern steel coil, ABS Grade DQ47 strip steel.


Gangsteel produced and exported AB/DQ47 Steel plate, ABS Grade DQ47 Z35 offshore drilling platform steel plate, flat bar, machined parts, cutting parts.


ABS Grade DQ47 Detail productive technology in the following:


  1. Adopt standard: ABS (American Bureau of shipping)
  2. DQ47 application fields:
    DQ47 is a super high strength quenched and tempered steel grade. It used in offshore drilling platform, Shipping marine engineering and Hull Structural project.
  3. DQ47 Chemical composition:


Grade C % max Si % max Mn % max P % max S % max
AB/DQ47 +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. DQ47 Mechanical Property:


Grade Yield Strength Tensile Strength Elongation Impact Energy
ABS DQ47 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. Delivery time: 35-40days
  2. AB/EQ43 are Used for making hulls, offshore oil production drilling platforms, platform pipe joints 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 Manufacturing.

The AB/EQ43 manufacturer with the most complete specifications, the largest thickness (315mm), and the highest grade (E690) has good weldability, good fatigue 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/DQ47 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/DQ47 Steel plate|ABS Grade DQ47 Z35 manufacturer