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NV D hull steel plate,NV D shipbuilding steel
DNV Grade D Shipbuilding steel plates are mainly used for making the offshore oil drilling platform, the hull of ship building and ship repairing, the platform pipe joints and other components. All the DNV Grade D shipbuilding Steel offered by Shanghai Royal Industry can be certificated by Shanghai Royal Industry as per customer's request.
DNV Grade D, NV D chemical composition in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar
Grade |
C max |
Si max |
Mn |
P max |
S max |
Als min |
NV D |
0.21 |
0.35 |
0.60-1.20 |
0.035 |
0.035 |
0.015 |
CE: C+1/6Mn ≤ 0.40%
Cu ≤ 0.35%,Ni ≤ 0.30%
DNV Grade D, NV D Mechanical Property in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar
Grade |
Rm |
Re(MPa) min |
A% min |
Akv/J min |
||||||
E.T °C |
Thickness (mm) |
|||||||||
≤ 50 |
>50-70 |
>70-100 |
||||||||
L |
C |
L |
C |
L |
C |
|||||
NV D |
400-520 |
235 |
22 |
-20 |
27 |
20 |
34 |
24 |
41 |
27 |
DNV Grade D, NV D hull steel plate, angle steel bar, bulb flat bar, L section steel bar delivery condition :
Grade |
category |
The thickness of steel |
||||
≤ 12 |
>12.5-25 |
>25-35 |
>35-50 |
>50-100 |
||
D |
Plate/sheet |
A(50) |
N(50) |
N(50) |
||
Profile steel |
|
N(50) |
- |
Shanghai Royal Industry keeps more than 10,000 tons hot rolled and cold rolled DNV Grade D, NV D shipbuilding steel in stock each month. We can meet our customer's any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.