Ship plate also named as shipbuilding plate,shipbuilding steel plate and marine plate.BV Grade B ship steel plate is a common strength ship plate which owned the minimum yield strength at 235 Mpa.When rolling steel plate BV Grade B,low temperature impacting test shall be done at zero centigree.
|
BV B normal Strength Chemical Composition in hot Rolled |
|||||||
|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
BV B |
0.21 |
0.35 |
0.80 |
0.035 |
0.035 |
|
|
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】%
|
BV B normal strength property in hot Rolled |
|||||||
|
Grade |
|
Mechanical Property |
Charpy V Impact Test |
||||
|
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
BV B |
mm |
Min Mpa |
Mpa |
Min % |
0 |
J |
J |
|
t≤50 |
235 |
400-520 |
22% |
20 |
27 |
||
|
50＜t≤70 |
235 |
400-520 |
22% |
24 |
34 |
||
|
70＜t≤100 |
235 |
400-520 |
22% |
27 |
41 |
||
|
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
|||||||
Heat Treatment State: This steel may undergo specific heat treatment processes to enhance its performance.
Size Range: The available size range of this steel plate is broad, meeting the various requirements of marine projects.
Impact Test: Rigorous impact tests are conducted to ensure its ability to withstand sudden impacts.
Main Application Scenarios: It is widely used in the construction of ship structures, such as hulls, decks, and bulkheads. It is also employed in other marine applications.
