What steel is used in these Sasuke Uchiha sword replicas?
Updated Feb 2026
These replicas are forged from 1045 carbon steel, a medium-carbon alloy that contains roughly 0.45% carbon content. This grade strikes a balance between hardness and flexibility — it holds a defined edge profile while resisting brittleness that can affect higher-carbon steels if improperly tempered. For a display collectible, 1045 offers an ideal combination: the blade has genuine weight and structural rigidity, so it feels substantial when handled, yet it remains forgiving enough to avoid micro-cracking over years of static display. The steel is heat-treated and finished with a dark tone that complements the matte black saya and dark handle wrapping characteristic of Sasuke's aesthetic.