NK A420 steel,NK grade A420,A420 plate
NK A420 is applied to extra high strength steels, which is defined as steel with specified min yield stress of 420Mpa. The max yield is 690Mpa
BEBON steel can supply NK grade A420 steel specification and price ,we are NK A420 steel suppliers and manufacturer ,if you need NK A420 steel exporter ,please contact us
NK A420 Chemical Composition
| Element |
NKNA A420 Max % |
Element |
NKNA 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 |
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Impact Energy |
|
(mm) |
MPa (min) |
MPa |
% (min) |
(KV J) (min) |
|
|
0 degree |
|||||
|
NK A420 |
8-260 |
420 |
530-680 |
18 |
28J |
If you need NK A420 steel,NK grade A420,NK A420 plate, please feel free to contact us soon to get a competitive price.
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