NK is a ship plate certified by Japan Classification Society. KA ship plate is suitable for manufacturing ship hull structures, docks, oil production platforms, ocean pipelines, coastal power plants, dock facilities and other structural parts in ocean, coastal and inland navigation areas.
General strength ship plate: A, B, D, E.
High-strength ship plates: AH32, AH36, AH40, DH32, DH36, DH40, EH32, EH36, EH40, FH36
ultra-high-strength ship plates:DH460, EH460, EH550, EH690, etc.
NK A B D E Marine Grade Steel Plate Size:
Thickness: 3-80mm, width 1500-4000mm, length 4000-19000mm.
Certified by the world's nine major classification societies (CCS, ABS, VL, LR, BV, NK, KR, RINA, RS).
NK Grade A Shipbuilding Steel Plate Chemical Composition and Mechanical Property
| C max | Si max. | Mn min. | P max | S max | Cu max | Cr max | Ni max |
|
0.21 |
0.50 |
0.50 |
0.035 |
0.035 |
0.35 | 0.30 |
0.30 |
| Yield Strength (MPa) min. | Tensile Strength (MPa) | Elongation min. % |
| 235 | 400-520 | 22 |
NK Grade B Shipbuilding Steel Plate Chemical Composition and Mechanical Property
| C max | Si max. | Mn min. | P max | S max | Cu max | Cr max | Ni max |
|
0.21 |
0.35 |
0.80 |
0.035 |
0.035 |
0.35 | 0.30 |
0.30 |
| Yield Strength (MPa) min. | Tensile Strength (MPa) | Elongation min. % |
| 235 | 400-520 | 22 |
NK Grade D Shipbuilding Steel Plate Chemical Composition and Mechanical Property
| C max | Si max. | Mn min. | P max | S max | Cu max | Cr max | Ni max | Als min |
|
0.21 |
0.35 |
0.60 |
0.030 |
0.030 |
0.35 | 0.30 |
0.30 |
0.015 |
| Yield Strength (MPa) min. | Tensile Strength (MPa) | Elongation min. % |
| 235 | 400-520 | 22 |
NK Grade E Shipbuilding Steel Plate Chemical Composition and Mechanical Property
| C max | Si max. | Mn min. | P max | S max | Cu max | Cr max | Ni max | Als min |
|
0.18 |
0.35 |
0.70 |
0.025 |
0.025 |
0.35 | 0.30 |
0.30 |
0.015 |
| Yield Strength (MPa) min. | Tensile Strength (MPa) | Elongation min. % |
| 235 | 400-520 | 22 |
GNEE can provide special steel plates for shipbuilding and offshore platforms, the implementation standards are CCS ABS DNV GL LR BV NK KR and other nine major classification society standards, and different grades such as Grade A ship plate, Grade B ship plate, Grade D ship plate, Grade E ship plate,AH32 ship steel plate and AH36 ship plate, etc. Our products have been exported to more than 500+ countries and areas.
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