LR A Shipbuilding Steel Plate For Sale
Products Description The Applicable Scenarios of Lr Shipbuilding Steel Plate Grades Ah32, Dh32, Ah36, Eh36, and Ah40 with Different Copper Contents Introduction: The choice of the appropriate Lr Shipbuilding Steel Plate grade, such as Ah32, Dh32, Ah36, Eh36, and Ah40, with varying copper...
Description
Products Description
The Applicable Scenarios of Lr Shipbuilding Steel Plate Grades Ah32, Dh32, Ah36, Eh36, and Ah40 with Different Copper Contents
Lr Shipbuilding Steel Plate Grade Ah32:
The Ah32 grade of Lr Shipbuilding Steel Plate, with its specific copper content range, is commonly employed in various shipbuilding contexts. It is often used in the construction of medium-sized vessels where a balance between strength and cost-effectiveness is crucial. This grade is suitable for fabricating structural components such as decks, bulkheads, and secondary support structures. The copper content in Ah32 helps enhance its corrosion resistance, making it resilient in typical marine environments. This makes it a preferred choice for ships operating in moderately corrosive conditions.
Lr Shipbuilding Steel Plate Grade Dh32:
The Dh32 grade, with its unique copper composition, is designed to offer enhanced toughness and ductility. This makes it well-suited for applications where the steel is subjected to dynamic and impact loads. It is frequently utilized in the construction of offshore vessels, such as oil rig supply ships or vessels operating in rough sea conditions. The higher copper content in Dh32 contributes to improved fatigue resistance, allowing the steel to withstand repeated stress cycles without significant degradation. This grade is also preferred for areas of the ship that may experience sudden and severe loading, such as the bow and stern sections.
|
Grade |
Yield |
Tensile |
Elongation |
Test |
V Ballistic Work |
|||||
|
Thickness mm |
||||||||||
|
≤50 |
>50~70 |
>70~100 |
||||||||
|
L |
T |
L |
T |
L |
T |
|||||
|
A |
≥235 |
400-520 |
≥22 |
20 |
|
|
34 |
24 |
41 |
27 |
|
B |
≥235 |
400-520 |
≥22 |
0 |
27 |
20 |
34 |
24 |
41 |
27 |
|
D |
≥235 |
400-520 |
≥22 |
-20 |
27 |
20 |
34 |
24 |
41 |
27 |
|
E |
≥235 |
400-520 |
≥22 |
-40 |
27 |
20 |
34 |
24 |
41 |
27 |
|
AH32 |
≥315 |
440-570 |
≥22 |
0 |
31 |
22 |
38 |
26 |
46 |
31 |
|
DH32 |
≥315 |
440-570 |
≥22 |
-20 |
31 |
22 |
38 |
26 |
46 |
31 |
|
EH32 |
≥315 |
440-570 |
≥22 |
-40 |
31 |
22 |
38 |
26 |
46 |
31 |
|
AH36 |
≥355 |
490-630 |
≥21 |
0 |
34 |
24 |
41 |
27 |
50 |
34 |
|
DH36 |
≥355 |
490-630 |
≥21 |
-20 |
34 |
24 |
41 |
27 |
50 |
34 |
|
EH36 |
≥355 |
490-630 |
≥21 |
-40 |
34 |
24 |
41 |
27 |
50 |
34 |
|
AH40 |
≥390 |
510-660 |
≥20 |
0 |
41 |
27 |
|
|
|
|
|
DH40 |
≥390 |
510-660 |
≥20 |
-20 |
41 |
27 |
|
|
|
|
|
EH40 |
≥390 |
510-660 |
≥20 |
-40 |
41 |
27 |
|
|
|
|
Lr Shipbuilding Steel Plate Grade Ah36:
The Ah36 grade is characterized by a specific copper content that provides superior mechanical properties. It is widely used in the construction of large commercial vessels and naval ships where high strength and durability are essential. This grade is suitable for fabricating critical structural elements like hull frames, girders, and main support structures. The copper content in Ah36 not only enhances its corrosion resistance but also contributes to its ability to withstand extreme loading and harsh marine environments. It is often chosen for ships operating in long-haul voyages or in areas with highly corrosive seawater.
Lr Shipbuilding Steel Plate Grade Eh36:
The Eh36 grade, with its distinct copper content, is engineered to offer exceptional toughness and fracture resistance. It is primarily used in the construction of specialized vessels, such as icebreakers or ships operating in extremely cold and demanding conditions. The copper addition in Eh36 helps maintain the steel's mechanical properties at low temperatures, ensuring its reliability and safety in challenging environments. This grade is also suitable for areas of the ship that are prone to high stress concentrations, such as around hatch openings and connection points.
Lr Shipbuilding Steel Plate Grade Ah40:
The Ah40 grade, with its higher copper content, is known for its exceptional strength and wear resistance. It is often employed in the construction of heavy-duty vessels, such as large cargo ships or tankers. This grade is suitable for areas that experience high abrasion and impact, such as the bottom plates and cargo holds. The copper in Ah40 contributes to its longevity and performance in harsh and abrasive marine environments. It is also chosen for ships that require high load-bearing capacity and resistance to deformation over extended periods of service.
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