Tel : 0086-021-60880117
Tel : 0086-021-60880117
DNV Grade B steel is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels.DNV Grade B 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 B shipbuilding Steel offered by Shanghai Royal Industry can be certificated by Shanghai Royal Industry as per customer's request.
The following information is NV B shipbuilding steel plate’s chemical composition and mechanical property
DNV Grade D Ocean steel Chemical composition:
|
Grade
|
C max |
Si max |
Mn |
P max |
S max |
Als min |
|
NV B |
0.21 |
0.35 |
0.80-1.20 |
0.035 |
0.035 |
- |
CE: C+1/6Mn ≤ 0.40%
Cu ≤ 0.35%,Ni ≤ 0.30%
NV Grade B steel plate Mechanical property:
|
Grade
|
Rm |
Re(MPa) min |
A% min |
Akv/J min |
|||||||
|
NV B |
400-520 |
235 |
22 |
E.T ℃ |
≤ 50 |
>50-70 |
>70-100 |
||||
|
L |
C |
L |
C |
L |
C |
||||||
|
0 |
27 |
20 |
34 |
24 |
41 |
27 |
|||||
NV B hull steel plate’s delivery condition:
|
Grade |
category |
The thickness of steel |
||||||
|
≤ 12 |
>12.5-25 |
>25-35 |
>35-50 |
>50-100 |
||||
|
NV B |
Plate/sheet |
A(-) |
A(50) |
N(50),TM(5) |
||||
|
Profile steel |
- |
|||||||
We Shanghai Royal Industry has great team and good quality service,besides we have more than 10,000 tons hot rolled and cold rolled DNV Grade B, NV B 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.
If you have any need of NV B hull steel plate, please contact us with following information:
Email: info@sg295steel.com
Tel: 021-60880117
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