DNV Ship Class DNV Ship Class for every type of newbuilding project, we set the standards at the forefront of technology and safety when it comes to design, materials and classification – at the side of both shipyards and shipowners.DNV Ship Class main steel grade:DNV grade A B D E,AH36,DH36,EH36,AH32,DH32,AH40 and so on.
DNV 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 |
DNV 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 |
DNV Grade D Marine 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 |
DNV Grade E Ship 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 |
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