Research Article
Nonlinear Finite Element Analysis and Comparison of In-Plane Strength of Circular and Parabolic Arched I-Section Cellular Steel Beam
Table 5
Comparative study on FE analysis result and experimental result.
| Specimens | Ultimate buckling load (kN) | In-plane vertical deflection (mm) | Mode of buckling | | | | | | | | | FEA | EXP |
| B-1 | 253 | 259.9 | 0.97 | 2.67 | 44 | 52.6 | 0.84 | 16.34 | Flexural bending | Flexural bending | B-2 | 124 | 120.7 | 1.02 | 2.36 | 24 | 20.11 | 1.19 | 16.20 | Web postbuckling | Web postbuckling | B-3 | 137 | 126.7 | 1.08 | 7.52 | 18 | 20.58 | 0.87 | 14.33 | Web postbuckling | Web postbuckling | B-4 | 130 | 130.3 | 0.99 | 0.23 | 17 | 19.28 | 0.88 | 13.41 | Web postbuckling | Web postbuckling |
|
|