RU2014140780A - METHOD FOR Smelting HEAT-RESISTANT ALLOYS ON NICKEL BASIS - Google Patents
METHOD FOR Smelting HEAT-RESISTANT ALLOYS ON NICKEL BASIS Download PDFInfo
- Publication number
- RU2014140780A RU2014140780A RU2014140780A RU2014140780A RU2014140780A RU 2014140780 A RU2014140780 A RU 2014140780A RU 2014140780 A RU2014140780 A RU 2014140780A RU 2014140780 A RU2014140780 A RU 2014140780A RU 2014140780 A RU2014140780 A RU 2014140780A
- Authority
- RU
- Russia
- Prior art keywords
- furnace
- production
- alloys
- heat
- chipboard
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract 6
- 238000003723 Smelting Methods 0.000 title claims abstract 5
- 229910045601 alloy Inorganic materials 0.000 title claims abstract 5
- 239000000956 alloy Substances 0.000 title claims abstract 5
- 229910052759 nickel Inorganic materials 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 claims abstract 6
- 229910052799 carbon Inorganic materials 0.000 claims abstract 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910000990 Ni alloy Inorganic materials 0.000 claims abstract 4
- 239000011093 chipboard Substances 0.000 claims abstract 4
- 238000009847 ladle furnace Methods 0.000 claims abstract 4
- 229910052751 metal Inorganic materials 0.000 claims abstract 4
- 239000002184 metal Substances 0.000 claims abstract 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000005275 alloying Methods 0.000 claims abstract 2
- 229910052782 aluminium Inorganic materials 0.000 claims abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract 2
- 230000015572 biosynthetic process Effects 0.000 claims abstract 2
- 238000003763 carbonization Methods 0.000 claims abstract 2
- 238000005261 decarburization Methods 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims abstract 2
- 239000000155 melt Substances 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims abstract 2
- 229910052758 niobium Inorganic materials 0.000 claims abstract 2
- 239000010955 niobium Substances 0.000 claims abstract 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims abstract 2
- 230000001590 oxidative effect Effects 0.000 claims abstract 2
- 229910052760 oxygen Inorganic materials 0.000 claims abstract 2
- 239000001301 oxygen Substances 0.000 claims abstract 2
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract 2
- 150000002910 rare earth metals Chemical class 0.000 claims abstract 2
- 238000007670 refining Methods 0.000 claims abstract 2
- 239000002893 slag Substances 0.000 claims abstract 2
- 238000009628 steelmaking Methods 0.000 claims abstract 2
- 239000000126 substance Substances 0.000 claims abstract 2
- 239000010936 titanium Substances 0.000 claims abstract 2
- 229910052719 titanium Inorganic materials 0.000 claims abstract 2
- VMWYVTOHEQQZHQ-UHFFFAOYSA-N methylidynenickel Chemical compound [Ni]#[C] VMWYVTOHEQQZHQ-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
1. Способ производства жаропрочных сплавов на никелевой основе, включающий выплавку в открытой дуговой сталеплавильной печи малой вместимости, отличающийся тем, что в ДСП производится выплавка полупродукта жаропрочных никелевых сплавов для дальнейшей внепечной обработки на агрегате ковш-печь и в вакууматоре.2. Способ по п. 1, отличающийся тем, что обезуглероживание расплава производят в вакууматоре в результате проведения процесса вакуумно-кислородного рафинирования, что исключает необходимость проведения раннего шлакообразования в ДСП для защиты металла от науглероживания электродами, кроме того, нет необходимости производить контроль содержания углерода в шихтовых материалах, а так же данный способ выплавки позволяет получать особонизкоуглеродистые никелевые сплавы (с содержанием углерода до 0,03%) в открытых печах.3. Способ по п. 1, отличающийся тем, что металл доводят до заданного химического состава по легкоокисляющимся элементам (алюминию, титану, ниобию, редкоземельным и щелочноземельным элементам) на агрегате ковш-печь, что повышает точность легирования при производстве и позволяет производить прецизионные и сложнолегированные сплавы в открытых дуговых печах.1. A method for the production of heat-resistant nickel-based alloys, including smelting in an open arc steelmaking furnace of small capacity, characterized in that the chipboard is smelted of a semi-product of heat-resistant nickel alloys for further out-of-furnace treatment on a ladle-furnace unit and in a vacuum oven. 2. The method according to claim 1, characterized in that the decarburization of the melt is carried out in a vacuum vessel as a result of the process of vacuum-oxygen refining, which eliminates the need for early slag formation in chipboard to protect the metal from carbonization by electrodes, in addition, there is no need to control the carbon content in the charge materials, as well as this method of smelting, allows to obtain very low carbon nickel alloys (with carbon content up to 0.03%) in open furnaces. 3. The method according to claim 1, characterized in that the metal is adjusted to a predetermined chemical composition by easily oxidizing elements (aluminum, titanium, niobium, rare earth and alkaline earth elements) on a ladle-furnace assembly, which increases the alloying accuracy in production and allows the production of precision and complex alloys in open arc furnaces.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2014140780A RU2014140780A (en) | 2014-10-08 | 2014-10-08 | METHOD FOR Smelting HEAT-RESISTANT ALLOYS ON NICKEL BASIS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2014140780A RU2014140780A (en) | 2014-10-08 | 2014-10-08 | METHOD FOR Smelting HEAT-RESISTANT ALLOYS ON NICKEL BASIS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2014140780A true RU2014140780A (en) | 2016-04-27 |
Family
ID=55759350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2014140780A RU2014140780A (en) | 2014-10-08 | 2014-10-08 | METHOD FOR Smelting HEAT-RESISTANT ALLOYS ON NICKEL BASIS |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2014140780A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190158A (en) * | 2017-05-19 | 2017-09-22 | 江苏隆达超合金航材有限公司 | Reduce the vacuum induction melting technique of O, N, S content in nickel base superalloy |
-
2014
- 2014-10-08 RU RU2014140780A patent/RU2014140780A/en not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190158A (en) * | 2017-05-19 | 2017-09-22 | 江苏隆达超合金航材有限公司 | Reduce the vacuum induction melting technique of O, N, S content in nickel base superalloy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA92 | Acknowledgement of application withdrawn (lack of supplementary materials submitted) |
Effective date: 20160804 |