S690QL High Yield Structural Steel
S690QL high strength sheet metal is a European standard high strength plate, which complies with the European standard EN10025-6. The yield strength of S690QL high strength plate after quenching and tempering is greater than 690MPa.
S690QL high strength steel sheet has excellent plasticity and toughness, and can be used in engineering machinery, mining machinery, shipbuilding and other fields.
The S690QL high tensile steel plate we provide is strictly produced in accordance with the standards, has passed the quality certification, can provide quality certificates, and accept third-party testing.
HSLA Steel Plate Chemical Composition
| Element | Percentage % | Element | Percentage % |
| C | 0.20 | Cu | 0.50 |
| Si | 0.80 | Mo | 0.70 |
| Mn | 1.70 | Nb* | 0.06 |
| P | 0.025 | Ni | 2.0 |
| S | 0.015 | Ti* | 0.05 |
| N | 0.015 | V* | 0.12 |
| B | 0.0050 | Zr* | 0.15 |
| Cr | 1.50 |
High Tensile Tough Plate mechanical property
| Steel Name | Min. Yield Strength Reh MPa | Tensile Strength Rm MPa | Min. % elongation after fracture | ||||
| Nominal thickness (mm) | Nominal thickness (mm) | ||||||
| ≥3 ≤50 | ≥50 ≤100 | ≥100 ≤150 | ≥3 ≤50 | ≥50 ≤100 | ≥100 ≤150 | ||
| S690QL | 690 | 650 | 630 | 770/940 | 760/930 | 710/900 | 14 |
| Grade | Sample Orientation | 0°C | -20°C | -40°C |
| S690QL | Longitudinal | 50 J | 40 J | 30 J |
| Traverse | 35 J | 30 J | 27 J |
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We have excellent after-sales service. If you have any questions about S690QL High Yield Structural Steel, you can contact us and we will reply you within two hours.
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