BS4360 55EE steel plate/sheet for Fine-grain structural steels, thermomechanically rolled steels
55EE steel plate/sheet,BS4360 55EE steel plate/sheet, under BS standard, we can regard 55EE steel plate/sheet for Fine-grain structural steels, thermomechanically rolled steel.
BS4360 55EE is a technical delivery conditions for thermomechanical rolled weldable fine grain structural steels.S means the structural steel, M means the delivery condition.Capital letter L for the quality with specified minimum values of values of impact energy at temperature not lower than -50 degree.
| 55EE BS4360 Number:1.8838 | Comparison of steel grades | |
| SEW 083 | TStE 460 TM | |
| NFA 36-201 | E 460 FP | |
| UNI 7382 | Fe E 460 KGTM | |
| EN10113-3 | S460ML | |
| ASTM | A 572 Gr.65 | |
55EE steel Chemical Composition
| Grade | C max | Si max | Mn max | P max | S max | N max | AL max | Nb max | V max | Ti max | Cr max | Ni max | Mo max | Cu max | CEV max |
| 55EE | 0.16% | 0.60% | 1.70% | 0.025% | 0.02% | 0.025% | 0.02% | 0.05% | 0.12% | 0.05% | 0.30% | 0.80% | 0.20% | 0.55% | 0.48% |
55EE steel Mechnical Properties
| Temperature | -50 | -40 | -30 | -20 | -10 | 0 | 20 |
| Notch impact test. Min. absorbed energy | 27 | 31 | 40 | 47 | 51 | 55 | 63 |
| Nominal thickness(mm) | to 16 | 16-40 | 40-63 | 63-80 | 80-100 | 100-120 |
| ReH-Minimun yield strength(Mpa) | 460 | 440 | 430 | 410 | 400 | 385 |
| Nominal thickness(mm) | to 40 | 40-63 | 63-80 | 80-100 | 100-120 |
| Rm-Tensile strength(Mpa) | 540-720 | 530-710 | 510-690 | 500-680 | 490-660 |
| Nominal thickness(mm) | - | ||||
| A-Minimum elongation Lo=5,65√So(%) | 17 | ||||
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