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EN 10025 6 S690QL Q + T heat treatment steel plate is high strength, quenched and tempered fine-grain structural steel. With minimum yield strength of 690Mpa, EN 10025 6 S690QL steel plate is intended for structural applications where weight saving is important. The typical use of EN 10025 6 S690QL steel plate includes cranes, critical structural components in building and stadia and pipes and gates in hydroelectric projects.
Chemical composition of EN 10025 6 S690QL Q + T heat treatment steel plate:
| Element | Percentage % | Element | Percentage % |
| C | 0.2 | Cu | 0.5 |
| Si | 0.8 | Mo | 0.7 |
| Mn | 1.7 | Nb* | 0.06 |
| P | 0.025 | Ni | 2 |
| S | 0.015 | Ti* | 0.05 |
| N | 0.015 | V* | 0.12 |
| B | 0.005 | Zr* | 0.15 |
| Cr | 1.5 |
* At least 0.015% of grain-refining element present. Aluminum is also one of these elements.
BBN steel is world class steel supplier. For any information about EN 10025 6 S690QL Q + T heat treatment steel plate, such as EN 10025 6 S690QL steel plate chemical composition, S690QL steel plate mechanical property, EN 10025 6 S690QL steel specification, S690QL Q + T heat treatment steel plate data sheet, EN 10025 6 S690QL steel price, please feel free to consult BBN steel.
