ArcelorMittal S.A.
METHOD OF LASER CUTTING A STEEL

Abstract:

A method for laser cutting a steel alloy sheet/plate having a composition including, in wt. %: C: 0.0-0.29; Mn: 0.50-1.35; P: 0.04 max; S: 0.05 max; Si: 0.40 max; Cr: 0.5-0.75, and the remainder being iron and impurities, the steel alloy is free from intentional additions of Cu and Ni and containing less than 0.05% of total cumulated amounts of Cu and Ni.