FIELD: ferrous metallurgy; composition of steels used for manufacture of hot deformation tools.
SUBSTANCE: proposed steel contains the following components, mass-%: carbon, 0.3-0.5; silicon, 0.05-0.1; manganese, 1.0-1.8; chromium, 6.0-8.0; nickel, 1.0-1.5; molybdenum, 0.1-0.3; copper, 0.1-0.3; tantalum, 0.1-0.3; niobium, 0.3-0.5; boron, 0.3-0.5; aluminum, 1.4-2.2; titanium, o.3-0.5; the remainder being iron.
EFFECT: enhanced hardness and erosion resistance of steel in aluminum melt.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2011 |
|
RU2478134C1 |
| STEEL | 2008 |
|
RU2361962C1 |
| IRON | 2006 |
|
RU2330090C1 |
| IRON | 2007 |
|
RU2334809C1 |
| CAST IRON | 2006 |
|
RU2359060C2 |
| STEEL | 2008 |
|
RU2356994C1 |
| STEEL | 2006 |
|
RU2318069C1 |
| STEEL | 2007 |
|
RU2339730C1 |
| STEEL | 2007 |
|
RU2334819C1 |
| ALLOY USED FOR PRODUCING PUNCHING TOOLS | 2007 |
|
RU2345157C1 |
