RU2000114433A - METHOD FOR PRODUCING BIMETALLIC INGOT - Google Patents
METHOD FOR PRODUCING BIMETALLIC INGOTInfo
- Publication number
- RU2000114433A RU2000114433A RU2000114433/02A RU2000114433A RU2000114433A RU 2000114433 A RU2000114433 A RU 2000114433A RU 2000114433/02 A RU2000114433/02 A RU 2000114433/02A RU 2000114433 A RU2000114433 A RU 2000114433A RU 2000114433 A RU2000114433 A RU 2000114433A
- Authority
- RU
- Russia
- Prior art keywords
- slag
- thickness
- deposited layer
- workpiece
- formation
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims 2
- 239000002893 slag Substances 0.000 claims 8
- 230000015572 biosynthetic process Effects 0.000 claims 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 2
- 229910004261 CaF 2 Inorganic materials 0.000 claims 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims 2
- 239000012535 impurity Substances 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
Claims (1)
Vн= (1150-2000 D)±200, кг/ч,
где Vн - скорость формирования наплавленного слоя, кг/ч,
D - толщина наплавленного слоя, % от общей толщины заготовки,
при значении электросопротивления шлаковой ванны в интервале 3,5-5,0 мОм, под шлаком, содержащим, мас. %:
СаО - 20-30
SiO2 - 10-30
Al2O3 - 2-15
MgO - 2-5
CaF2 и примеси - Остальное
причем основность шлака, вычисляемая по уравнению:
О= (0,018CaO+0,015MgO+0,006CaF2)/(0,017SiO2+0,005Al2O3), соответствует условию: 1,5<O<3
Vн= (1150-2000 D)±200, кг/ч,
где Vн - скорость формирования наплавленного слоя, кг/ч,
D - толщина наплавленного слоя, % от общей толщины заготовки,
при значении электросопротивления шлаковой ванны в интервале 3,5-5,0 мОм, под шлаком, содержащим, мас. %:
СаО - 20-30
SiO2 - 10-30
Al2O3 - 2-15
MgO - 2-5
CaF2 и примеси - Остальное
причем основность шлака, вычисляемая по уравнению:
О= (0,018CaO+0,015MgO+0,006CaF2)/(0,017SiO2+0,005Al2O3), соответствует условию: 1,5<О<3.A method for producing a bimetallic ingot, including placing a metal billet, which is one of the layers of a bimetallic ingot, with a gap from the mold wall, installing a consumable electrode made of corrosion-resistant steel in this gap, guiding the slag bath and remelting the consumable electrode in it with the formation of a deposited layer at regulated speed values formation and electrical resistance of the slag bath, characterized in that on the workpiece with a thickness of 150-300 mm with a width of 1000-1600 mm layer, the thickness of which is 5-30% of the total thickness of the workpiece, with a speed assigned in accordance with the ratio
V n = (1150-2000 D) ± 200, kg / h,
where V n - the speed of formation of the deposited layer, kg / h,
D is the thickness of the deposited layer,% of the total thickness of the workpiece,
when the value of the electrical resistance of the slag bath in the range of 3.5-5.0 mOhm, under the slag containing, wt. %:
CaO - 20-30
SiO 2 - 10-30
Al 2 O 3 - 2-15
MgO - 2-5
CaF 2 and Impurities - Else
moreover, the basicity of the slag, calculated by the equation:
O = (0.018CaO + 0.015MgO + 0.006CaF 2 ) / (0.017SiO 2 + 0.005Al 2 O 3 ), corresponds to the condition: 1.5 <O <3
V n = (1150-2000 D) ± 200, kg / h,
where V n - the speed of formation of the deposited layer, kg / h,
D is the thickness of the deposited layer,% of the total thickness of the workpiece,
when the value of the electrical resistance of the slag bath in the range of 3.5-5.0 mOhm, under the slag containing, wt. %:
CaO - 20-30
SiO 2 - 10-30
Al 2 O 3 - 2-15
MgO - 2-5
CaF 2 and Impurities - Else
moreover, the basicity of the slag, calculated by the equation:
O = (0.018CaO + 0.015MgO + 0.006CaF 2 ) / (0.017SiO 2 + 0.005Al 2 O 3 ), corresponds to the condition: 1.5 <O <3.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2000114433A RU2193071C2 (en) | 2000-06-05 | 2000-06-05 | Method of producing bimetallic ingot |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2000114433A RU2193071C2 (en) | 2000-06-05 | 2000-06-05 | Method of producing bimetallic ingot |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2000114433A true RU2000114433A (en) | 2002-04-27 |
RU2193071C2 RU2193071C2 (en) | 2002-11-20 |
Family
ID=20235819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2000114433A RU2193071C2 (en) | 2000-06-05 | 2000-06-05 | Method of producing bimetallic ingot |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2193071C2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2534888C1 (en) * | 2013-07-26 | 2014-12-10 | Открытое акционерное общество "Северсталь" (ОАО "Северсталь") | Manufacturing method for two-layer hot-rolled steel plate |
CN112899491A (en) * | 2021-01-21 | 2021-06-04 | 普米吉(上海)国际贸易有限公司 | Method for smelting heterogeneous ingot in electric furnace |
CN114107684A (en) * | 2021-09-28 | 2022-03-01 | 材谷金带(佛山)金属复合材料有限公司 | Electroslag remelting rolling method for 08AL steel/316 stainless steel |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2525133A (en) * | 1945-06-22 | 1950-10-10 | Kellogg M W Co | Manufacture of composite metal articles |
SU559967A1 (en) * | 1976-02-16 | 1977-05-30 | Ордена Ленина И Трудового Красного Знамени Институт Электросварки Им.Е.О. Патона Ан Украинской Сср | The method of obtaining a two-layer metal billet under a layer of heated slag |
JPS62502598A (en) * | 1985-04-26 | 1987-10-08 | フセソユーズヌイ ナウチノーイスレドワーチエルスキー、プロエクトノ―コンストルクトルスキー イ チエフノロギチエスキー インスチツート エレクトロテルミチエスコボ オボルドワニア (ブニエト) | Method for manufacturing hollow billets by electroslag remelting and apparatus for carrying out the method |
WO1993009258A1 (en) * | 1991-10-28 | 1993-05-13 | Elektrometallurgichesky Zavod 'elektrostal' Imeni I.F.Tevosiana | Method for electroslag casting of ingots from a granular metal-containing blend |
RU2083700C1 (en) * | 1995-04-20 | 1997-07-10 | Акционерное общество открытого типа Завод "Красный Октябрь" | Method of production of bimetallic ingot |
RU2087561C1 (en) * | 1996-06-14 | 1997-08-20 | Родионова Ирина Гавриловна | Method of production of bimetallic ingot |
-
2000
- 2000-06-05 RU RU2000114433A patent/RU2193071C2/en active
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