| 发明名称 |
HOT-FORMED MEMBER AND MANUFACTURING METHOD OF SAME |
| 摘要 |
A hot-formed member that has both a prescribed chemical composition and a metal structure which contains 10 to 40% by area of austenite and in which the total number density of grains of the austenite and martensite is 1.0 grain/µm2 or more and that exhibits a tensile strength of 900 to 1300MPa. |
| 申请公布号 |
CA2935308(A1) |
申请公布日期 |
2015.07.09 |
| 申请号 |
CA20142935308 |
申请日期 |
2014.01.06 |
| 申请人 |
NIPPON STEEL & SUMITOMO METAL CORPORATION |
发明人 |
HAYASHI, KOUTAROU;SEKI, AKIRA |
| 分类号 |
C22C38/00;B21D22/20;C21D1/18;C21D9/00;C21D9/46;C22C38/58 |
主分类号 |
C22C38/00 |
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