ABS steel plates are types of structural steel that are standardized by the American Bureau of Shipping for use in shipbuilding.
Main grades of ABS steel plates
ABS steels come in many grades in ordinary-strength and two levels of higher-strength specifications.
- ABS Grade A
- ABS Grade AH32
- ABS Grade AH36
- ABS Grade AH40
- ABS Grade AQ43
- ABS Grade AQ47
- ABS Grade AQ51
- ABS Grade AQ56
- ABS Grade AQ63
- ABS Grade AQ70
- ABS Grade B
- ABS Grade D
- ABS Grade DH32
- ABS Grade DH36
- ABS Grade DH40
- ABS Grade DQ43
- ABS Grade DQ47
- ABS Grade DQ51
- ABS Grade DQ56
- ABS Grade DQ63
- ABS Grade DQ70
- ABS Grade E
- ABS Grade EH32
- ABS Grade EH40
- ABS Grade EQ43
- ABS Grade EQ47
- ABS Grade EQ51
- ABS Grade EQ56
- ABS Grade EQ63
- ABS Grade EQ70
- ABS Grade FH32
- ABS Grade FH36
- ABS Grade FH40
- ABS Grade FQ43
- ABS Grade FQ47
- ABS Grade FQ51
- ABS Grade FQ56
- ABS Grade FQ63
- ABS Grade FQ70
Ship Structural Steel Plate, Ship Steel Plate, Marine Steel Plate manufacturer/supplier in China, offering ABS Grade a Ship Structural Marine Steel Plate, Dx51d Dx52D PPGI Color Coated Steel Coil, SGCC Z100 Color Coated Pre-Painted Galvanized Steel Coil and so on.
All of these steels have been engineered to be optimal long-lived shipbuilding steels. ABS does permit the use of other steels in shipbuilding, but discourages it, and requires more detailed engineering analysis.
Mechanical property & Chemical composition for ABS steel plates
Mechanical property for ABS Grade DQ63 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
620 | 720-890 | |
AB/DQ63 |
Chemical composition for ABS Grade DQ63 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DQ63 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade DQ70 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
690 | 770-940 | |
AB/DQ70 |
Chemical composition for ABS Grade DQ70 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DQ70 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade EQ43 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
420 | 530-680 | |
AB/EQ43 |
Chemical composition for ABS Grade EQ43 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade EQ43 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade EQ47 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
460 | 570-720 | |
AB/EQ47 |
Chemical composition for ABS Grade EQ47 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade EQ47 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade EQ51 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
500 | 610-770 | |
AB/EQ51 |
Mechanical composition for ABS Grade EQ51 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade EQ51 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade EQ56 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
550 | 670-835 | |
AB/EQ56 |
Main chemical elements composition of ABS Grade EQ56 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade EQ63 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
620 | 720-890 | |
AB/EQ63 |
Chemical composition for ABS Grade EQ63 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade EQ63 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade EQ70 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
690 | 770-940 | |
AB/EQ70 |
Chemical composition for ABS Grade EQ70 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade EQ70 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade FQ43 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
420 | 530-680 | |
AB/FQ43 |
Chemical composition for ABS Grade FQ43 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FQ43 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade FQ47 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
460 | 570-720 | |
AB/FQ47 |
Chemical composition for ABS Grade FQ47 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FQ47 | |||||
C | Si | Mn | P | S | N |
0.18 | 0.55 | 1.60 | 0.025 | 0.025 | 0.02 |
Mechanical property for ABS Grade FQ51 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
500 | 610-770 | |
AB/FQ51 |
Chemical composition for ABS Grade FQ51 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FQ51 | |||||
C | Si | Mn | P | S | N |
0.18 | 0.55 | 1.60 | 0.025 | 0.025 | 0.02 |
Mechanical property for ABS Grade FQ56 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
550 | 670-835 | |
AB/FQ56 |
Chemical composition for ABS Grade FQ56 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FQ56 | |||||
C | Si | Mn | P | S | N |
0.18 | 0.55 | 1.60 | 0.025 | 0.025 | 0.02 |
Mechanical property for ABS Grade FQ63 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
620 | 720-890 | |
AB/FQ63 |
Chemical composition for ABS Grade FQ63 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FQ63 | |||||
C | Si | Mn | P | S | N |
0.18 | 0.55 | 1.60 | 0.025 | 0.025 | 0.02 |
Mechanical property for ABS Grade FQ70 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
690 | 770-940 | |
AB/FQ70 |
Chemical composition for ABS Grade FQ70 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FQ70 | |||||
C | Si | Mn | P | S | N |
0.18 | 0.55 | 1.60 | 0.025 | 0.025 | 0.02 |
Mechanical property for ABS Grade DQ51 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
500 | 610-770 | |
AB/DQ51 |
Chemical composition for ABS Grade DQ51 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DQ51 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade DQ47 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
460 | 570-720 | |
AB/DQ47 |
Chemical composition for ABS Grade DQ47 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DQ47 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade DQ43 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
420 | 530-680 | |
AB/DQ43 |
Chemical composition for ABS Grade DQ43 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DQ43 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |
Mechanical property for ABS Grade AQ70 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
690 | 770-940 | |
AB/AQ70 |
Chemical composition for ABS Grade AQ63 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AQ63 | |||||
C | Si | Mn | P | S | N |
0.21 | 0.55 | 1.70 | 0.035 | 0.035 | 0.02 |
Mechanical property for ABS Grade AQ63 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
620 | 720-890 | |
AB/AQ63 |
Chemical composition for ABS Grade AQ63 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AQ63 | |||||
C | Si | Mn | P | S | N |
0.21 | 0.55 | 1.70 | 0.035 | 0.035 | 0.02 |
Mechanical property for ABS Grade AQ56 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
550 | 670-835 | |
AB/AQ56 |
Chemical composition for ABS Grade AQ56 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AQ56 | |||||
C | Si | Mn | P | S | N |
0.21 | 0.55 | 1.70 | 0.035 | 0.035 | 0.02 |
Mechanical property for ABS Grade AQ51 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
500 | 610-770 | |
AB/AQ51 |
Chemical composition for ABS Grade AQ51 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AQ51 | |||||
C | Si | Mn | P | S | N |
0.21 | 0.55 | 1.70 | 0.035 | 0.035 | 0.02 |
Mechanical property for ABS Grade AQ47 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
460 | 570-720 | |
AB/AQ47 |
Chemical composition for ABS Grade AQ47 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AQ47 | |||||
C | Si | Mn | P | S | N |
0.21 | 0.55 | 1.70 | 0.035 | 0.035 | 0.02 |
Mechanical property for ABS Grade AQ43 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
420 | 530-680 | |
AB/AQ43 |
Chemical composition for ABS Grade AQ43 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AQ43 | |||||
C | Si | Mn | P | S | N |
0.21 | 0.55 | 1.70 | 0.035 | 0.035 | 0.02 |
Mechanical property for ABS Grade FH32 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
315 | 440-590 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade FH32 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FH32 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.16 | 0.50 | 0.90-1.60 | 0.025 | 0.025 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | N |
0.03-0.10 | 0.02 | 0.35 | 0.20 | 0.80 | 0.08 | 0.009 |
Mechanical property for ABS Grade FH36 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
355 | 490-620 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade FH36 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FH36 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.16 | 0.50 | 0.90-1.60 | 0.025 | 0.025 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | N |
0.03-0.10 | 0.02 | 0.35 | 0.20 | 0.80 | 0.08 | 0.009 |
Mechanical property for ABS Grade FH40 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
390 | 510-650 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade FH40 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade FH40 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.16 | 0.50 | 0.90-1.60 | 0.025 | 0.025 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | N |
0.03-0.10 | 0.02 | 0.35 | 0.20 | 0.80 | 0.08 | 0.009 |
Mechanical property for ABS Grade EH36 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
355 | 490-620 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade EH36 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade EH36 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade EH32 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
315 | 440-590 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade EH32 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade EH32 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade DH40 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
390 | 510-650 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade DH40 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DH40 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade DH36 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
355 | 490-620 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade DH36 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DH36 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade DH32 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
315 | 440-590 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade DH32 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DH32 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade AH40 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
390 | 510-650 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade AH40 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AH40 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade AH36 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
355 | 490-620 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade AH36 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AH36 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade AH32 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
315 | 440-590 | 200mm | 50mm |
19 | 22 |
Chemical composition for ABS Grade AH32 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade AH32 | ||||||
C | Si | Mn | P | S | Al (acid) min. | Nb |
0.18 | 0.10-0.50 | 0.90-1.60 | 0.035 | 0.035 | 0.015 | 0.02-0.05 |
V | Ti | Cu | Cr | Ni | Mo | |
0.05-0.10 | 0.02 | 0.35 | 0.20 | 0.40 | 0.08 |
Mechanical property for ABS Grade E shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
235 | 400-520 | 200mm | 50mm |
21 | 24 |
Chemical composition for ABS Grade E ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade E | ||||
C | Si | Mn | P | S |
0.18 | 0.10-0.35 | 0.70 | 0.035 | 0.035 |
Mechanical property for ABS Grade D shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
235 | 400-520 | 200mm | 50mm |
21 | 24 |
Chemical composition for ABS Grade D ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade D | ||||
C | Si | Mn | P | S |
0.21 | 0.10-0.35 | 0.60 | 0.035 | 0.035 |
Mechanical property for ABS Grade B shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
235 | 400-520 | 200mm | 50mm |
21 | 24 |
Chemical composition for ABS Grade B ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade B | ||||
C | Si | Mn | P | S |
0.21 | 0.35 | 0.80 | 0.035 | 0.035 |
Mechanical property for ABS Grade A shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
235 | 400-520 | 200mm | 50mm |
21 | 24 |
Chemical composition for ABS Grade A ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade A | ||||
C | Si | Mn | P | S |
0.21 | 0.50 | 2.5×C | 0.035 | 0.035 |
Mechanical property for ABS Grade DQ56 shipbuilding structual steel:
Yield strength (≥Mpa) | Tensile strength (Mpa) | Steel mark |
550 | 670-835 | |
AB/DQ56 |
Chemical composition for ABS Grade DQ56 ship steel (Heat Analysis Max%)
Main chemical elements composition of ABS Grade DQ56 | |||||
C | Si | Mn | P | S | N |
0.20 | 0.55 | 1.70 | 0.030 | 0.030 | 0.02 |