Research Article
Determination of Critical Load in a Nonuniform Circular Steel Column under the Eccentric Axial Load
Table 2
The mechanical characteristics of the steel S355.
| Yield strength | min. 355 MPa | Tensile strength | 470–630 MPa | Young’s modulus | MPa | Shear modulus | MPa | Poisson’s ratio | 0.3 | Density | 7850 kg·m−3 | Elongation | min. 22% | Hardness | max. 190 HB | Impact strength (longitudinal) | 27 J at +20°C | Coefficient of linear thermal expansion | K−1 |
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