Q550E High Strength Hot Rolled Steel Plate
Q550E is a high-strength low-alloy structural steel plate with a tensile strength of ≥550MPa, a yield strength of ≥490MPa, an elongation of ≥17%, and a hardness of ≥235HBW. It is mainly used to manufacture engineering structures used in atmospheric corrosion environments, such as bridges and towers.
If you are satisfied with our Q550E high strength low alloy structural steel plate, welcome to place an order with us. As one of the best high strength low alloy 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.
Q550E hSLA structural steel chemical composition
| C% max | Si% max | Mn% max | P% max | S% max | Cu% max | Cr% max | Ni% max | Mo % max | B % max | V % max | Nb% max | Ti % max |
| 0.20 | 0.80 | 1.7 | 0.020 | 0.010 | 0.5 | 1.5 | 2 | 0.70 | 0.005 | 0.12 | 0.06 | 0.05 |
Q550E high strength steel plate Mechanical property
| Yield strength Mpa min | Re yield strength Mpa min | elongation% min | Energy and temperature | |||||||||
| 0 | -20 | -40 | -60 | |||||||||
| t≤50mm | 50-100mm | 100-150mm | t≤50mm | 50-100mm | 100-150mm | 16 | J | J | J | J | ||
| 550 | 530 | 490 | 640-820 | 590-770 | 34 | |||||||
Q550E hSLA steel plate dimensions 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 | |
| 2500 x 1250 | 5 | 39.025 | 3000 x 1500 | 32.000 | 251.020 | |
| 3000 x 1500 | 5 | 39.025 | 4000 x 2000 | 32.000 | 251.020 | |
| 3660 x 1830 | 5 | 39.025 | 5000 x 2500 | 32.000 | 251.020 | |
| 4000 x 1750 | 5 | 39.025 | 2500 x 1250 | 35.000 | 274.075 | |
| 4000 x 1830 | 5 | 39.025 | 3000 x 1500 | 35.000 | 274.075 | |
| 4000 x 2000 | 5 | 39.025 | 4000 x 2000 | 35.000 | 274.075 |
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