LR AH40 shipbuilding steel plate is a kind of high tensile strength shipbuilding steel. All LR AH40 shipbuilding steel plate are standard hot rolled carbon steels. All of these steels have been engineered to be optimal long-lived shipbuilding steels. Higher-strength LR shipbuilding steel comes in 12 grades of 3 strengths, LR AH40 shipbuilding steel plate is one of the grades.
LR AH40 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.
| Thickness |
3-150mm |
|
Width |
1220-4200mm |
|
Length |
5000-18000mm |
Notes: coil thickness ≤ 25mm
Grade |
C % |
Si % |
Mn % |
P % |
S % |
V % |
AL % |
Cr % |
|
LR Grade AH40 |
0.180 |
0.1-0.5 |
0.90-1.6 |
0.035 |
0.035 |
0.05-0.10 |
0.015 |
0.200 |
|
Cu % |
Mo % |
Nb % |
Ni % |
Ti % |
|
|
|
|
|
0.350 |
0.080 |
0.02-0.05 |
0.400 |
0.020 |
|
|
|
| Grade |
Thickness(mm) |
MinYield(Mpa) |
Tensile(Mpa) |
Elongation (%) |
Min Impact Energy |
|
|
LR Grade AH40 |
8mm-50mm |
Min 390Mpa |
510-650Mpa |
20% |
0 |
34J |
|
51mm-70mm |
Min390Mpa |
510-650Mpa |
20% |
0 |
41J |
|
|
71mm-100mm |
Min 390Mpa |
510-650Mpa |
20% |
0 |
50J |
|
|
The min impact energy is longitudinal energy |
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As the professional Chinese LR AH40 shipbuilding steel plate supplier, we will supply our customers the best quality with the competitive price ,the best service and rapid delivery time. If you purchase them LR AH40 shipbuilding steel plate, we support you to pay a visit to our company and do inspection of LR AH40 shipbuilding steel plate . If you have any need, you are welcome to contact me .We are sincerely looking for your cooperation.
