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DNV Grade A hot rolled flat steel is a kind of shipbuilding steel. DNV Grade A hot rolled flat steel with good toughness properties, higher strength and can be used in ship's hull structure. The majority of our stock is the high quality DNV Grade A hot rolled flat steel shipbuilding steel plate. We keep large amounts of shipbuilding steel in stocks.
DNV Grade A hot rolled flat steel specifications: 75 × 7-16, 80 × 7-16, 100 × 8-16, 120 × 8-16, 150 × 9-20, 200 × 10-25, 250 × 10-25, 300 × 12-30, 350 × 12-30, 400 × 15-35
DNV Grade A hot rolled flat steel chemical composition:
Grade |
C max |
Si max |
Mn |
P max |
S max |
Als min |
NV A |
0.21 |
0.50 |
≥ 2.5C |
0.035 |
0.035 |
- |
CE: C+1/6Mn ≤ 0.40%
Cu ≤ 0.35%,Ni ≤ 0.30%
DNV Grade A hot rolled flat steel Mechanical Property:
Grade |
Rm (MPa) |
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 A |
400-520 |
235 |
22 |
20 |
- |
- |
34 |
24 |
41 |
27 |
JW steel keeps more than 10,000 tons hot rolled and cold rolled DNV Grade A hot rolled flat steel, NV A 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.
Related products: DNV Grade B hot rolled flat steel bar, DNV Grade A angle steel, DNV Grade A bulb flat steel bar, DNV Grade A L shaped steel bar