Shipbuilding Steel Plates，AH36，DH36，EH36
Products Description In the domain of shipbuilding, the selection of appropriate steel plates is of critical importance, and a key factor in this selection is the mechanical properties of the materials. The AH36, DH36, and EH36 shipbuilding steel plates are widely utilized due to their specific...
Description
Products Description
In the domain of shipbuilding, the selection of appropriate steel plates is of critical importance, and a key factor in this selection is the mechanical properties of the materials. The AH36, DH36, and EH36 shipbuilding steel plates are widely utilized due to their specific and distinct mechanical characteristics that make them suitable for various applications within the maritime industry.
The AH36 steel plate is known for its excellent combination of strength and toughness. Its tensile strength typically ranges within a certain limit, enabling it to withstand significant forces without undergoing excessive deformation or failure. The yield strength of AH36 is also within a defined range, indicating the point at which the material begins to plastically deform under load. This property is crucial in ensuring the structural integrity of ships, as it provides an indication of the material's ability to resist permanent deformation.
The elongation property of AH36 is another important mechanical characteristic. It represents the ability of the steel plate to stretch before fracturing, which is vital for absorbing energy during dynamic loading conditions commonly encountered in ship operations. Additionally, the hardness of AH36 contributes to its resistance against wear and indentation, enhancing its durability in harsh marine environments.
Moving on to the DH36 steel plate, it offers enhanced mechanical properties compared to AH36 in certain aspects. The tensile strength of DH36 is often higher, allowing it to handle even greater loads. The yield strength is also improved, providing increased resistance to plastic deformation. The elongation of DH36 is maintained at a level that ensures sufficient ductility while still offering superior strength characteristics.
The hardness of DH36 is typically greater than that of AH36, making it more suitable for applications where higher resistance to abrasion and indentation is required. Moreover, the fatigue resistance of DH36 is often superior, enabling it to withstand repetitive loading cycles without premature failure, which is essential for components subjected to continuous stress in a ship's structure.
|
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 |
|
|
|
|
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