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DNV GRADE A550, DNV A550 STEEL PLATE
Gangsteel is specialized in supplying DNV extra high strength steel plate in DNV Grade A550. For more information of Grade A550 steel plate, please check them in following:
|
NV A550 extra high Strength Chemical Composition |
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|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
NV A550 |
0.21 |
0.10-0.55 |
1.7 |
0.035 |
0.035 |
0.015-0.08 |
0.020 |
|
Nb |
V |
Ti |
Cu |
B |
Ni |
Mo |
|
|
0.02-0.05 |
0.04-0.10 |
0.02 |
|
0.005 |
|
|
|
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】%
|
NV A550 extra high general strength property |
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|
Grade |
|
Mechanical Property |
Charpy V Impact Test |
||||
|
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
NV A550 |
mm |
Min Mpa |
Mpa |
Min % |
0 |
J |
J |
|
t≤50 |
550 |
670-830 |
16% |
37 |
55 |
||
|
50＜t≤70 |
550 |
670-830 |
16% |
37 |
55 |
||
|
70＜t≤150 |
550 |
670-830 |
16% |
37 |
55 |
||
|
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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Boiler steel plates | Alloy steel plates | High strength plate| Carbon steel plate | Stainless steel plate
|
Equivalent steel grade of NV A550 |
|||||||
|
AB/AQ56 |
GL-A550 |
LR/AH55 |
BV/A550 |
CCS/A550 |
K A56 |
R A56 |
RI/A550 |
If you need more stock steel plates in shipbuilding steel plate, please click warehouse sizes.
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