FIELD: metallurgy.
SUBSTANCE: invention relates to the field of ferrous metallurgy, in particular to the composition of steels that can be used in the production of tubing equipment. Steel contains, wt%: carbon 0.3–0.5; silicon 1.0–1.5; manganese 0.5–1.0; chromium 23.0–28.0; aluminum 0.05–0.1; nickel 20.0–23.0; zirconium 0.15–0.3; copper 1.5–2.0; niobium 0.5–1.0; boron 0,03–0,05; iron – the rest.
EFFECT: steel is characterized by high strength.
1 cl, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2017 |
|
RU2639173C1 |
| HOT ROLLED STAINLESS STEEL OF HIGH STRENGTH | 2007 |
|
RU2334823C1 |
| STEEL | 2006 |
|
RU2308533C1 |
| ALLOY FOR PUNCHING TOOL MANUFACTURING | 2009 |
|
RU2392341C1 |
| ALLOY ON BASIS OF NICKEL | 2008 |
|
RU2361944C1 |
| ALLOY FOR FABRICATION OF STAMPING TOOL | 2009 |
|
RU2385357C1 |
| STEEL | 2008 |
|
RU2361962C1 |
| STEEL | 2006 |
|
RU2331711C2 |
| STEEL | 2006 |
|
RU2323273C2 |
| STEEL | 2017 |
|
RU2651074C1 |
