NK F690 steel,NK grade F690,F690 plate
NK F690 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 F690 steel specification and price ,we are NK F690 steel suppliers and manufacturer ,if you need NK F690 steel exporter ,please contact us
NK F690 Chemical composition
| Element |
NK F690 Max % |
Element |
NK F690 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 F690 |
8-260 |
690 |
770-940 |
14 |
46J |
If you need NK F690 steel,NK grade F690,NK F690 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!
