BV Grade EH40 Ship Steel Plate
Products Description The Processing Technology and Maintenance Cycle of BV Grade EH40 Ship Steel Plate The BV Grade EH40 Ship Steel Plate is a high-quality material commonly used in the shipbuilding industry. Understanding its processing technology and maintenance cycle is crucial for ensuring...
Description
Products Description
The Processing Technology and Maintenance Cycle of BV Grade EH40 Ship Steel Plate
The BV Grade EH40 Ship Steel Plate is a high-quality material commonly used in the shipbuilding industry. Understanding its processing technology and maintenance cycle is crucial for ensuring its performance and longevity.
The processing technology of BV Grade EH40 Ship Steel Plate involves several key steps. Firstly, precise cutting is necessary to obtain the desired shapes and sizes. This can be achieved through methods such as laser cutting or plasma cutting, which offer high accuracy and minimal material waste.
Next, forming processes like bending and rolling are employed to shape the steel plate according to the design requirements of the ship structure. Heat treatment may also be applied to modify the microstructure and mechanical properties of the steel, enhancing its strength and toughness.
Welding is a critical aspect of processing. Special welding techniques and procedures are used to join the steel plates together, ensuring strong and reliable weld joints. Surface treatments, such as shot blasting and painting, are then carried out to improve the steel plate's corrosion resistance and appearance.
|
Grade |
YieldStrength MPA |
TensileStrength MPA |
Elongation% |
TestTemperature°C |
V Ballistic Work |
|||
|
Thickness mm |
||||||||
|
≤50 |
>50~70 |
>70~100 |
||||||
|
L |
T |
L |
T |
L |
T |
|||
|
A |
≥235 |
400-520 |
≥22 |
20 |
34 |
24 |
||
|
B |
≥235 |
400-520 |
≥22 |
0 |
27 |
20 |
34 |
24 |
|
D |
≥235 |
400-520 |
≥22 |
-20 |
27 |
20 |
34 |
24 |
|
E |
≥235 |
400-520 |
≥22 |
-40 |
27 |
20 |
34 |
24 |
|
AH32 |
≥315 |
440-570 |
≥22 |
0 |
31 |
22 |
38 |
26 |
|
DH32 |
≥315 |
440-570 |
≥22 |
-20 |
31 |
22 |
38 |
26 |
|
EH32 |
≥315 |
440-570 |
≥22 |
-40 |
31 |
22 |
38 |
26 |
|
AH36 |
≥355 |
490-630 |
≥21 |
0 |
34 |
24 |
41 |
27 |
|
DH36 |
≥355 |
490-630 |
≥21 |
-20 |
34 |
24 |
41 |
27 |
|
EH36 |
≥355 |
490-630 |
≥21 |
-40 |
34 |
24 |
41 |
27 |
|
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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