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S690Q is a high yield strength structural steel grade in the quenched and tempered condition. The 'S' denotes structural steel, '690' indicates a minimum yield strength of 690 MPa for thicknesses under 50mm, and 'Q' signifies the delivery condition as quenched and tempered. It offers excellent toughness with -20°C impact energy of at least 30J. Available in plates up to 150mm thickness.
| Material Grade | EN 10025-6 | Standard | EN 10025-6 |
| Thickness Range | 8-150 mm | Width Range | 1500-3000 mm |
| Length Range | 6000-12000 mm | MOQ | 1 Ton |
| Lead Time | 7-15 days | Port of Shipment | Shanghai / Tianjin |
| C | ≤0.200 | Si | ≤0.800 |
| Mn | ≤1.700 | P | ≤0.025 |
| S | ≤0.015 | Cr | ≤1.500 |
| Ni | ≤2.000 | Mo | ≤0.700 |
| Yield Strength (t ≤ 50mm) | ≥690 MPa | Tensile Strength (t ≤ 50mm) | 770-940 MPa |
| Elongation | ≥14% | Impact Energy (-20°C) | ≥30 J |
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