Issue 30

A. Martín-Meizoso et alii, Frattura ed Integrità Strutturale, 30 (2014) 14-22; DOI: 10.3221/IGF-ESIS.30.03 21 0,00 0,05 0,10 0,15 0,20 0,25 0,30 0,35 0 300 600 900 1200 1500 1800 2100 2400 Strain,  Mid‐distancefromOXYFUELcut (microns) 4‐25‐F‐T Fracturestrain Uniform strain Critical strain,eps_c (Voce's fitting) 0,00 0,05 0,10 0,15 0,20 0 300 600 900 1200 1500 1800 2100 2400 Strain,  Mid‐distancefromOXYFUELcut (microns) 4‐25‐F‐M Fracturestrain Uniform strain Critical strain,eps_c (Voce's fitting) 0,00 0,05 0,10 0,15 0,20 0 300 600 900 1200 1500 1800 2100 2400 Strain,  Mid‐distancefromOXYFUELcut (microns) 4‐25‐F‐B Fracturestrain Uniformstrain Critical strain,eps_c (Voce's fitting) Figure 11 : Evolution of uniform strain (necking strain), fracture of maximum strain and critical strain (of Voce’s fitting), as a function of distance from oxy-fuel cut for the top, middle and bottom positions across the cut edge thickness. 0,00 0,02 0,04 0,06 0,08 0,10 0,12 0,14 0,16 0,18 0 300 600 900 1200 1500 1800 2100 2400 Hardeningexponent, n (Hollomon's) Mid‐distancefromOXYFUELcut (microns) 4‐25‐F‐M Top Middle Bottom Figure 12 : Evolution of strain hardening index (Voce’s fitting) as a function of distance from oxy-fuel cut for the top, middle and bottom positions across the cut edge thickness.