Issue 53

A. M. Amaro et alii, Frattura ed Integrità Strutturale, 53 (2020) 124-133; DOI: 10.3221/IGF-ESIS.53.10 129 a) b) c) d) Figure 5: (a) Macrographs of welded joint; (b) Weld zone; (c) Nugget; (d) TMAZ. Figure 6: Hardness profile of welded joints. 500  m 3 mm