S690QL hsla structural steel
S690QL low alloy structural steel is a kind of European standard high-strength plate, executing European standard EN10025-6. Where "S" stands for its grade is European standard, high strength structural steel.
S690QL low alloy structural steel plate can be used in the manufacture of large bridges, such as motorway and railway bridges, to improve the carrying capacity and service life of the bridges due to its high strength, excellent toughness and good welding performance.
HSLA Steel Plate Chemical Composition
|
Grade |
C |
Si |
Mn |
P |
S |
B |
Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
|
S690QL |
0.22 |
0.86 |
1.8 |
0.03 |
0.017 |
0.006 |
1.6 |
0.55 |
0.74 |
0.07 |
2.1 |
0.07 |
high strength sheet metal mechanical property
|
S690QL |
|
Yield strength (Mpa) |
Tensile strength (Mpa) |
Elongation |
||||||||||
|
TH(MM) |
>3≤50 |
>50≤100 |
>100≤150 |
>3 ≤50 |
>50≤100 |
>100≤150 |
145 |
|||||||
|
|
690 |
650 |
630 |
770-940 |
760-930 |
710-900 |
||||||||
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