FIELD: metallurgy.
SUBSTANCE: cast-iron products are subject to thermal cycling with heating up to 900-950°C, with isolation during 0.5-1 h and following cooling in boiling water, herewith number of cycles is installed up to three.
EFFECT: reduction of coefficient of linear expansion of cast-iron product.
1 tbl, 1 dwg, 1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF THERMO-CYCLIC PROCESSING OF IRON | 2008 |
|
RU2370548C1 |
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|
RU2322515C2 |
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RU2418865C1 |
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|
RU2152443C1 |
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| METHOD FOR PERIODIC HEAT TREATMENT OF CAST IRON | 2006 |
|
RU2322516C2 |
| METHOD OF RAPID CEMENTATION OF STEEL DETAILS | 2007 |
|
RU2355816C2 |
| METHOD OF TREATMENT OF HIGH-CARBON ALLOYS | 0 |
|
SU1759905A1 |
