FIELD: metallurgy.
SUBSTANCE: cast iron can be used for manufacturing of hearth rings of gas heaters. Cast iron contains, wt %: carbon 2.6-3.0; silicon 0.6-0.8; manganese 0.8-1.2; chrome 14.0-16.0; titanium 0.001-0.002; molybdenum 0.1-0.15; aluminium 1.1-1.3; copper 0.2-0.3; boron 0.01-0.02; nickel 0.5-0.7; iron - the rest.
EFFECT: cast iron allows high thermostability.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| IRON | 2009 |
|
RU2390577C1 |
| IRON | 2010 |
|
RU2419670C1 |
| IRON | 2007 |
|
RU2347840C1 |
| STEEL | 2011 |
|
RU2477760C1 |
| IRON | 2006 |
|
RU2326972C1 |
| STEEL | 2011 |
|
RU2478134C1 |
| CAST IRON | 2006 |
|
RU2308524C1 |
| CAST IRON | 2006 |
|
RU2313600C1 |
| CAST IRON | 2013 |
|
RU2520886C1 |
| CAST IRON | 2007 |
|
RU2339724C1 |
