Issue 51

P. Naidoo et alii, Frattura ed Integrità Strutturale, 51 (2020) 52-70; DOI: 10.3221/IGF-ESIS.51.05 57 that could be adopted for these studies, considering restrictions related to the computational capacity of the used personal computer. Figure 4 : Stress-strain law adopted for structural steel. Model No. of Nodes No of Elements Fixed Frame 21484 15448 LRB 26934 16480 Auxetic-Type 54642 116976 Table 2 : Number of nodes and elements per model. Figure 5 : Mesh of the steel superstructure.