| 发明名称 |
PROCESS FOR PRODUCING A STEEL HAVING EXCELLENT STRENGTH AND TOUGHNESS |
| 摘要 |
<p>A process for producing a steel having excellent strength and toughness, which comprises continuously casting a molten steel containing 0.01 - 0.10% Al and 0.002 - 0.009% N with an average cooling rate of not lower than 3.degree.C/min. down to 500.degree.C to obtain a steel slab heating the steel slab to a temperature ranging from 900 to 1150.degree.C and rolling the steel slab.</p> |
| 申请公布号 |
CA1058491(A) |
申请公布日期 |
1979.07.17 |
| 申请号 |
CA19750240989 |
申请日期 |
1975.12.03 |
| 申请人 |
NIPPON STEEL CORPORATION |
发明人 |
ONOE, YASUMITSU;MATSUMURA, YOSHIKAZU;KATOH, HIROSHI;SEKINO, SHOZO;NAKAJIMA, KOE |
| 分类号 |
B22D11/124;B22D11/00;C21D8/00;C21D8/02;C22C38/00;C22C38/06;(IPC1-7):21D7/13 |
主分类号 |
B22D11/124 |
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