KR D420 steel,KR grade D420,D420 plate
KR D420 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 D420 steel specification and price ,we are KR D420 steel suppliers and manufacturer ,if you need KR D420 steel exporter ,please contact us
KR D420 Chemical Composition
| Element |
KRNA D420 Max % |
Element |
KRNA D420 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 D420 |
8-260 |
420 |
530-680 |
18 |
28J |
If you need KR D420 steel,KR grade D420,KR D420 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!
