| 摘要 |
<p>PURPOSE: A method for manufacturing method swords is provided to easily combine two steel ingot by adding adequate welding agent between two folded steel ingot and to easily extract impurities. CONSTITUTION: A method for manufacturing method swords comprises the following steps: a step(S1) extracting steel by melting iron sand in a smelting furnace; a step(S2) forming the steel ingot for welding by heating the steel ingot; a step(S3) combining the steel ingot by cutting one or more part of the steel ingot and combining the parts; a step(S4) forming the welded steel ingot by smithing the steel ingot; a step(S5) repeating a steel ingot formation step; a step(S6) enlarging the surface of the welded steel ingot through heating and forming the steel ingot in a sword form; and a step(S7) heat-treating a sword middle product.</p> |
