Hand Forged Japanese Samurai Katana Sword Z-Tuff Carbon Steel Vacuum+Cryogenic Full Tang

Katana Carbon Steel Distribution Description: Z-TUFF is the toughest material among the 60-level hardness powder steels, and one of the most wear-resistant steels among the toughness grade materials, which well balances the toughness, wear resistance and hardness of katana swords.Because Z-TUFF contains 1.5% nickel in the composition, it has better performance in low temperature toughness.The whole sword of this product adopts vacuum heat treatment + cryogenic treatment. Manual grinding, the hardness is about 60HRC, the impact toughness is about 130J, and the blade pattern increases its beauty. This hand-forged Japanese samurai katana sword is crafted from Z-Tuff carbon steel and undergoes a unique cryogenic treatment process, similar to the storage of cryogenic liquids like liquid nitrogen and liquid oxygen, ensuring exceptional strength and durability. The sword's vacuum jacketed design enhances its resilience, making it a perfect blend of advanced technology and traditional craftsma