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Steel Used In Shipbuilding Product Description
DH40 shipbuilding steel plate is a high-strength marine steel plate with quality grades of D (better quality), H (high strength), and 40 (yield strength is 40ksi, or 276MPa). DH40 The delivery status of DH40 shipbuilding steel plates includes normalizing, annealing, controlled rolling, tempering, quenching, quenching and tempering, etc. The specific status depends on your needs.
At the same time, in order to meet the requirements of ships and marine engineering, DH40 ship plates need to meet certain low-temperature impact toughness requirements to ensure that they still have good toughness in extreme environments. DH40 marine steel plate has good mechanical properties and low temperature impact toughness, and is suitable for the construction of large ships, offshore oil drilling platforms and other marine projects.
shipbuilding plate
Shipbuilding Steel Product Details
DH40 steel plate Chemical Composition %:
| Grade |
C max |
Si max |
Mn |
P max |
S max |
Als min |
Ti max |
Cu max |
Cr |
Ni |
Mo |
Nb |
V |
|
DH40 |
0.18 |
0.50 |
0.90-1.60 |
0.035 |
0.035 |
0.015 |
0.02 |
0.35 |
0.20 |
0.40 |
0.08 |
0.02-0.05 |
0.05-0.10 |
DH40 steel plate Mechanical Property:
| Grade |
Rm |
Re(MPa) min |
A% min |
Akv/J min |
||||||
|
DH40 |
510-660 |
390 |
20 |
E.T °C |
Thickness (mm) |
|||||
|
0 |
≤ 50 |
>50-70 |
>70-100 |
|||||||
|
L |
C |
L |
C |
L |
C |
|||||
|
41 |
27 |
- |
||||||||
DH40 steel plate Condition Of Delivery：
| Grade |
Fine grains elements |
category |
The thickness of steel |
|||||
|
≤ 12 |
>12.5-20 |
>20-25 |
>25-35 |
>35-50 |
>50-100 |
|||
|
DH40 |
any |
Plate/ |
N(50),CR(50),TM(50) |
- |
||||
|
Profile steel |
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shipbuilding plates
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marine steel sheet
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