Issue 37

D. Krastev et alii, Frattura ed Integrità Strutturale, 37 (2016) 280-286; DOI: 10.3221/IGF-ESIS.37.37 284 Figure 5: Optical micrograph of modified HS 6-5-2 steel surface at 200 V for 3 min, 800x . Figure 6: XRD patterns of HS 6-5-2 steel surface before electrical discharge modification in electrolyte Figure 7: XRD patterns of HS 6-5-2 steel surface after electrical discharge modification in electrolyte