GEOMETRICAL AND MATERIAL PROPERTIES | ||
---|---|---|
Type of steel | ASTM-572 Gr50 | |
Yield stress (fyk) | 345 MPa | |
Ultimate stress (fuk) | 485 MPa | |
Cross-section area (As) | 2.35 cm2 | |
Steel sheet thickness (t) | 1.25 mm | |
Axial compression load (Npl) | 81.1 kN |
Analytical Model | Contribution of the top chord | Depth of Neutral Axis [mm] | Bending Moment Strength [kN.m] | Self-W Moment [kN.m] | Additional Moment Madd [kN.m] | Estimated Transversal Force* * The estimated transversal forces (P) refer to the applied load (by the hydraulic actuator) which produces the indicated additional moment (Madd). P [kN] |
---|---|---|---|---|---|---|
1 | No | 58.9 | 79.90 | 31.09 | 48.81 | 37.1 |
2 | Yes | 63.8 | 86.41 | 55.32 | 42.0 | |
3 | No | 10.3 | 84.76 | 53.67 | 40.8 | |
4 | Yes | 20.7 | 106.98 | 75.89 | 57.6 |
Steel | Concrete | Composite Section | |||||
---|---|---|---|---|---|---|---|
Young Mod (Es) [MPa] |
Yield Str (fy) [MPa] |
Ultimate Str (fu) [MPa] |
Yield Def (εy) [µε] |
Strength (fc) [MPa] |
Secant Mod (Ec) [MPa] |
Modular Ratio (η) - |
Moment of Inertia [mm4] |
188605 | 375 | 445 | 1989 | 16 | 19099 | 10 | 102120000 |
Loading condition | BC-03 | BC-06 | |
---|---|---|---|
Previous Axial Deformation | [µε] | 466 | 724 |
Applied Load Deformation* * Applied load deformation, produced by the hydraulic actuator, until the members reach the yield deformation (approximate equal to 1989 µε). | [µε] | 1523 | 1265 |
Load Step** ** The load step refers to the hydraulic actuator force for which the referred to members reached yield stress. | [kN] | 36.5 | 23.1 |