S550Q High Strength Plate
S550Q high strength low alloy steel plate, steel grade EN 10025-6, is suitable for hot rolled structural steel with high yield strength and tensile strength in quenched and tempered delivery state. The minimum yield strength of S500Q is 550 Mpa, and the tensile strength is between 590-770 Mpa.
If you are satisfied with our S550Q Low Alloy High-Strength Structural Steel, welcome to place an order with us. As one of the best High Tensile 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.
S550Q high strength alloy steel chemical composition
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Cu | Zr | B | CEV |
| max 0.2 | max 0.8 | max 1.7 | max 2 | max 0.025 | max 0.015 | max 1.5 | max 0.7 | max 0.12 | max 0.015 | max 0.06 | max 0.05 | max 0.5 | max 0.15 | max 0.005 | max 0.83 |
S550Q hSLA structural steel mechanical property
| Nominal thickness (mm): | 3 - 100 | 100 - 150 |
| Rm - Tensile strength (MPa) | 640-820 | 590-770 |
| Nominal thickness (mm): | 3 - 50 | 50 - 100 | 100 - 150 |
| ReH - Minimum yield strength (MPa) | 550 | 530 | 490 |
| KV - Impact energy (J) longitud., | 0° 40 |
-20° 30 |
| A - Min. elongation Lo = 5,65 √ So (%) | 16 |
Low Alloy High Strength Steel Products image
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We have excellent after-sales service. If you have any questions about S550Q High Tensile Steel Plate, you can contact us and we will reply you within two hours.
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