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Chemical Composition For S690QL Steel Plate ：
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 |
Mechanical Properties For S690QL Steel Plate ：
Designation | Mechanical Properties (ambient temperature) | |||||||
Steel Name | Steel Number | 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 | 1.8931 | 690 | 650 | 630 | 770/940 | 760/930 | 710/900 | 14 |
S690QL Steel Plate V Notch Impact Testing ：
Grade | Sample Orientation | @ 0°C | @-20°C | @-40°C | @-60°C |
S690QL | Longitudinal | 50 J | 40 J | 30 J | ¨C¨C |
Traverse | 35 J | 30 J | 27 J | ¨C¨C |
Maximum CEV Values For S690QL (Ladle) ：
Maximum CEV in % for nominal product thickness in mm | ||||
Grade | Steel Number | ≤ 50 | > 50 ≤ 100 | > 100 ≤ 150 |
S690QL | 1.8928 | 0.65 | 0.77 | 0.83 |
COPYRIGHT © 2019. HAIXIANG METAL TECHNOLOGY (HANGZHOU) CO., LTD. ALL RIGHTS RESERVED
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