| 摘要 |
<p>A method for providing a steel product having a surface hardness of between about 360 Bhn and 420 Bhn is provided. The method includes steps of providing a steel product from a steel product comprising at least about 96 wt.% iron and between about 0.24 wt.% and about 0.30 wt.% carbon, heating the steel product to at least its austentizing temperature, quenching to below its martinsite finish temperature, and tempering the steel product at a temperature of at least about 800 degree F. Steel products prepared by this method are described.</p> |
