EN 10025-6 high strength steel plates S690Q, S690QL, S690QL1
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China [CN] EN 10025-6 high strength steel plates S690Q, S690QL, S690QL1 are quenched and tempered steel plates, for which reason their low-temperature impact toughness has been greatly improved. With high yield strength and tensile strength, S690Q, S690QL, S690QL1 steel plates are widely used in coal mine machinery and engineering machinery.
EN 10025-6 high strength steel plates S690Q, S690QL, S690QL1 chemical composition of heat analysis:
| Grade | C | Si | Mn | P | S | N | B | Cr | Cu | Mo | Nb | Ni | Ti | V | Zr |
| S690Q | 0.20 | 0.80 | 1.70 | 0.025 | 0.015 | 0.015 | 0.005 | 1.50 | 0.50 | 0.70 | 0.06 | 4.0 | 0.05 | 0.12 | 0.15 |
| S690QL, S690QL1 | 0.020 | 0.010 |
EN 10025-6 high strength steel plates S690Q, S690QL, S690QL1 chemical composition of product analysis:
| Grade | C | Si | Mn | P | S | N | B | Cr | Cu | Mo | Nb | Ni | Ti | V | Zr |
| S690Q | 0.22 | 0.86 | 1.8 | 0.03 | 0.017 | 0.016 | 0.006 | 1.6 | 0.55 | 0.74 | 0.07 | 4.1 | 0.07 | 0.14 | 0.17 |
| S690QL, S690QL1 | 0.025 | 0.012 |
EN 10025-6 high strength steel plates S690Q, S690QL, S690QL1 mechanical properties - tensile test properties at room temperature:
| EN10025-6 | Steel number | Min. Yield Strength (MPa) | Tensile Strength (MPa) | Min. Elongation | ||||||
| ≥3 ≤50 | >50 ≤100 | >100 ≤125 | >125 ≤200 | ≥3 ≤50 | >50 ≤100 | >100 ≤125 | >125 ≤200 | |||
| S690Q | 1.8931 | 690 | 650 | 630 | 770 to 940 | 760 to 930 | 710 to 900 | 14 | ||
| S690QL | 1.8928 | |||||||||
| S690QL1 | 1.8988 | |||||||||
EN 10025-6 high strength steel plates S690Q, S690QL, S690QL1 mechanical properties - impact energy on test pieces:
| EN 10025-6 | Min. impact energy (J) at test temperature (℃) | |||||||
| Grade | 0 | -20 | -40 | -60 | ||||
| Longitudinal | Transverse | Longitudinal | Transverse | Longitudinal | Transverse | Longitudinal | Transverse | |
| S690Q | 40 | 30 | 30 | 27 | - | - | - | - |
| S690QL | 50 | 35 | 40 | 30 | 30 | 27 | - | - |
| S690QL1 | 60 | 40 | 50 | 35 | 40 | 30 | 30 | 27 |
EN 10025-6 high strength steel plates S690Q, S690QL, S690QL1 are used to manufacture all kinds of construction machinery, such as drilling rigs, electric shovels, electric wheel dumpers, mining trucks, excavators, loaders, bulldozers, all kinds of cranes, coal mine hydraulic supports and other structural parts.
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Ms. Olivia
Henan BEBON Iron & Steel Co., Ltd
Email: olivia.roy88@gmail.com
Tel: 008637186151527
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