Q690D High Strength Steel Plate Metal
Q690D is a low alloy high-strength steel with a yield strength ≥690MPa, tensile strength 730-940MPa, elongation after fracture ≥14%, and impact energy 31J. It is commonly used in large ships, bridges, power station equipment, medium and high pressure boilers, high pressure vessels, etc.
If you are satisfied with our Q690D High-Strength Structural Steel, welcome to place an order with us. As one of the best Low Alloy High Strength Steel Plate manufacturers and suppliers in China, we have a large number of hot-selling products for you to choose from. For detailed chemical composition and free samples, please contact our factory immediately. We provide competitive prices and good services.
Q690D High Strength Steel Plate chemical composition
|
Grade |
Chemical requirement or element Max % |
||||||||||||
|
|
C |
Si |
Mn |
P |
S |
Cu |
Cr |
Ni |
Mo |
B |
V |
Nb |
Ti |
|
Q690D |
0.2 |
0.8 |
1.7 |
0.025 |
0.015 |
0.5 |
1.5 |
2 |
0.7 |
0.005 |
0.12 |
0.06 |
0.05 |
Q690D HSLA Structural Steel Plate Mechanical property
|
Grade |
Property |
Impact test |
||||||||||||||
|
Q690D |
Yield Mpa Min |
Tensile Mpa |
Elongation |
Min J |
||||||||||||
|
Thickness mm |
Thickness mm |
Degree |
|
|||||||||||||
|
50 |
50-100 |
100-150 |
50 |
50-100 |
100-150 |
% |
0 |
-20 |
-40 |
-60 |
|
|||||
|
690 |
650 |
630 |
770-940 |
710-900 |
14 |
|
47 |
|
|
|
||||||
Q690D Low Alloy And High Strength Steel Thickness sizes
| length x Width | Thickness | Mass per Sq m | Length x Width | Thickness | Mass per Sq m | |
|---|---|---|---|---|---|---|
| milimeter | milimeter | Kg/m2 | milimeter | milimeter | Kg/m2 | |
| 2000 x 1000 | 3 | 23.055 | 2000 x 1000 | 30.000 | 235.050 | |
| 2500 x 1250 | 3 | 23.055 | 2500 x 1250 | 30.000 | 235.050 | |
| 3000 x 1500 | 3 | 23.055 | 3000 x 1500 | 30.000 | 235.050 | |
| 3660 x 1830 | 3 | 23.055 | 4000 x 2000 | 30.000 | 235.050 | |
| 4000 x 2000 | 3 | 23.055 | 5000 x 1250 | 30.000 | 235.050 | |
| 2000 x 1000 | 4 | 31.040 | 5000 x 2500 | 30.000 | 235.050 | |
| 2500 x 1250 | 4 | 31.040 | 6000 x 2500 | 30.000 | 235.050 | |
| 3000 x 1500 | 4 | 31.040 | 10000 x 2500 | 30.000 | 235.050 | |
| 3660 x 1830 | 4 | 31.040 | 2000 x 1000 | 32.000 | 251.020 | |
| 2000 x 1000 | 5 | 39.025 | 2500 x 1250 | 32.000 | 251.020 |
Low Alloy High-Strength Structural Steel Products image
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We have excellent after-sales service. If you have any questions about Q690D High Strength Steel Plate Metal, you can contact us and we will reply you within two hours.
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