BV D shipbuilding steel plates are essential materials used in the construction of marine vessels and offshore structures. These plates are specifically designed to withstand the rigors of a marine environment, including corrosion, high humidity, and exposure to saltwater.
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BV D normal Strength Chemical Composition in hot Rolled |
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|
Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
BV D |
0.21 |
0.35 |
0.60 |
0.035 |
0.035 |
0.015 |
|
Crack Sensitivity: Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
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BV D normal strength property in hot Rolled |
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|
Grade |
|
Mechanical Property |
Charpy V Impact Test |
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|
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
BV D |
mm |
Min Mpa |
Mpa |
Min % |
-20 |
J |
J |
|
t≤50 |
235 |
400-520 |
22% |
20 |
27 |
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|
50＜t≤70 |
235 |
400-520 |
22% |
24 |
34 |
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|
70＜t≤100 |
235 |
400-520 |
22% |
27 |
41 |
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|
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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Heat Treatment State
BV D steel plates undergo controlled heat treatment processes to achieve the desired mechanical properties. This treatment ensures uniformity in the material's microstructure, optimizing its performance in service.
Impact Testing
To ensure the plates' suitability for use in cold environments, impact testing is conducted at specified temperatures. This testing verifies the material's ability to absorb energy without fracturing under impact loads.
Major Applications
BV D steel plates are widely used in the construction of ships, offshore platforms, and other marine structures. Their durability and corrosion resistance make them ideal for use in harsh marine environments.
