| 摘要 |
<p>Provided is a useful method for producing a hot-formed article with such good formability that deep drawing is possible, when producing a formed article by hot forming a thin steel plate using a punch and a die, by heating the thin steel plate to a temperature at or above an Ac3 transformation point, then starting forming at or below a temperature of (ferrite transformation start temperature + 50°C).</p> |
