| 申请日期 | 2025-06-24 | 申请号 | RU2006119048 |
| 公开（公告）号 | RU2319782C1 | 公开（公告）日 | 2008-03-20 |
| 公开国别 | RU | 申请人省市代码 | 全国 |
| 申请人 | SHCHEPOCHKINA JULIJA ALEKSEEVNA | ||
| 简介 | FIELD : manufacture of equipment for petroleum refining industry.SUBSTANCE : proposed steel contains the following constituents, mass-% : carbon, 0.2-0.4; silicon, 0.2-0.4; manganese, 0.3-0.8; chromium, 15.0-20.0; nickel, 2.0-2.5; copper, 0.3-0.8; nitrogen, 0.03-0.08; titanium, 0.1-0.2; niobium, 0.3-0.8; rare-earth metals, 0.2-0.4; magnesium, 0.03-0.08; molybdenum, 3.0-4.0; cobalt, 0.3-0.8; the remainder being iron.EFFECT : enhanced strength of steel.1 tbl | ||
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