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RINA GRADE A420, RINA A420 STEEL PLATE
Gangsteel is specialized in supplying RINA extra high strength steel plate in RINA Grade A420. For more information of Grade A420 steel plate, please check them in following:
RI/A420 extra high Strength Chemical Composition in Tempering and Quenching
|
Element |
RINA A420 Max % |
Element |
RINA A420 Max % |
|
C |
0.21 |
Ni |
0.40 |
|
Mn |
1.70 |
Mo |
0.08 |
|
Si |
0.10-0.55 |
Al |
0.020 min |
|
S |
0.035 |
Nb |
0.20-0.05 |
|
P |
0.035 |
V |
0.05-0.10 |
|
Cu |
0.35 |
Ti |
0.0007-0.05 |
|
Cr |
0.20 |
N |
|
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】%
RI/A420 extra high strength property in Tempering and Quenching
|
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Impact Energy |
|
(mm) |
MPa (min) |
MPa |
% (min) |
(KV J) (min) |
|
|
|
|
|
|
0 degree |
|
|
RI A420 |
8-260 |
420 |
530-680 |
18 |
28J |
Note: the impact energy under less 150mm thickness; longitudinal min impact energy
Boiler steel plates | Alloy steel plates | High strength plate| Carbon steel plate | Stainless steel plate
|
Equivalent steel grade of RI/A420 |
|||||||
|
NV A420 |
GL-A420 |
LR/A420 |
BV/A420 |
ABS/A420 |
K A420 |
R A420 |
CCS/A420 |
If you need more stock steel plates in shipbuilding steel plate, please click warehouse sizes.
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