KR F420 steel,KR grade F420,F420 plate
KR F420 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 KR grade F420 steel specification and price ,we are KR F420 steel suppliers and manufacturer ,if you need KR F420 steel exporter ,please contact us
KR F420 Chemical Composition
| Element |
KRNA F420 Max % |
Element |
KRNA F420 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 |
|||||
|
KR F420 |
8-260 |
420 |
530-680 |
18 |
28J |
If you need KR F420 steel,KR grade F420,KR F420 plate, please feel free to contact us soon to get a competitive price.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
