| 申请日期 | 2026-03-08 | 申请号 | EP13789475 |
| 公开（公告）号 | EP2895635B1 | 公开（公告）日 | 2019-03-06 |
| 公开国别 | EP | 申请人省市代码 | 全国 |
| 申请人 | Mannesmann Precision Tubes GmbH; Ilsenburger Grobblech GmbH | ||
| 简介 | A method of determining a composition of a steel alloy includes minimizing a presence of AlN by satisfying the following condition : Al×N4×C (weight %), wherein an Al content is selected in a range of 0.05 to 3.00 in weight %, wherein a N content is selected in a range of 0.001-0.025 in weight %, wherein a Si content is selected in a range of 0.25-4.00 in weight %, wherein a C content is selected in a range of 0.1-0.70 in weight %. | ||
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