Production method of additively manufactured article and additively manufactured article

摘要

A method of producing an additively manufactured article, the method comprising: a first step (S21) of forming a powder layer that includes a metal powder comprising not less than 0.10% by mass and not more than 1 , 00% by mass of at least one of chromium and silicon, the total content of chromium and silicon being no more than 1.00% by mass, and the rest of copper; and a second stage (S22) of forming a formed layer solidifying the metal powder in a predetermined position in the powder layer, repeating the first stage and the second stage successively to stack the shaped layers and produce an additively manufactured article.