NK D690 steel,NK grade D690,D690 plate
NK D690 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 D690 steel specification and price ,we are NK D690 steel suppliers and manufacturer ,if you need NK D690 steel exporter ,please contact us
NK D690 Chemical composition
| Element |
NK D690 Max % |
Element |
NK D690 max % |
|
C |
0.21 |
Ni |
2.0 |
|
Mn |
1.70 |
Mo |
1.0 |
|
Si |
0.10-0.55 |
Al |
0.015 min |
|
S |
0.035 |
Nb |
0.06 |
|
P |
0.035 |
V |
0.10 |
|
Cu |
1.5 |
Ti |
0.20 |
|
Cr |
2.0 |
N |
0.020 |
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Impact Energy |
|
(mm) |
MPa (min) |
MPa |
% (min) |
(KV J) (min) |
|
|
0 degree |
|||||
|
NK D690 |
8-260 |
690 |
770-940 |
14 |
46J |
If you need NK D690 steel,NK grade D690,NK D690 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!
