| 摘要 |
<p>A non-heat treated alloy steel and an automotive part using the same are disclosed. According to the an embodiment of the present invention, the non-heat treated alloy steel contains Fe as a main component and consists of 0.23-0.27 wt% of carbon (C), 0.10-0.20 wt% of silicon (Si), 1.8-2.1 wt% of manganese (Mn), 0.015 wt% or less of phosphorus (P), and 0.015 wt% or less of sulfur (S).</p> |
