ES8203983A1 - Metodo de produccion de chapa de hierro al silicio de grano orientado - Google Patents
Metodo de produccion de chapa de hierro al silicio de grano orientadoInfo
- Publication number
- ES8203983A1 ES8203983A1 ES500650A ES500650A ES8203983A1 ES 8203983 A1 ES8203983 A1 ES 8203983A1 ES 500650 A ES500650 A ES 500650A ES 500650 A ES500650 A ES 500650A ES 8203983 A1 ES8203983 A1 ES 8203983A1
- Authority
- ES
- Spain
- Prior art keywords
- sheet
- nitrogen
- hydrogen
- temperature
- silicon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title abstract 8
- 239000000463 material Substances 0.000 title abstract 4
- 229910052757 nitrogen Inorganic materials 0.000 title abstract 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title abstract 3
- 229910052739 hydrogen Inorganic materials 0.000 title abstract 3
- 239000001257 hydrogen Substances 0.000 title abstract 3
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000000137 annealing Methods 0.000 title 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract 2
- 229910052796 boron Inorganic materials 0.000 abstract 2
- 239000011593 sulfur Substances 0.000 abstract 2
- 229910052717 sulfur Inorganic materials 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- 230000001464 adherent effect Effects 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000013067 intermediate product Substances 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 239000011572 manganese Substances 0.000 abstract 1
- 238000001953 recrystallisation Methods 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
- C21D8/1272—Final recrystallisation annealing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
- H01F1/14775—Fe-Si based alloys in the form of sheets
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
- C21D8/1283—Application of a separating or insulating coating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE CHAPA DE HIERRO. CONSISTE EN LA PREPARACION DE UN MATERIAL DE CHAPA DE PRODUCTO INTERMEDIO DE HIERRO AL SILICIO DE GRANO FINO, DESCARBURADO Y DE RECRISTALIZACION PRIMARIA, QUE CONTIENE DE 2,2 A 4,5 POR 100 DE SILICIO, HASTA 0,1 POR 100 DE BORO Y MAGNESIO, UNA RELACION MANGANESO: AZUFRE MAYOR QUE 2,1 Y MENOS DE 20 PPM DE NITROGENO SOLUTO; RECUBRIMIENTO DE LA CHAPA CON UN MATERIAL ADHERENTE, AISLANTE, QUE CONTIENE BORO; CALENTAMIENTO A UNOS 1.050 C EN ATMOSFERA QUE CONTIENE HIDROGENO, Y NO MENOS DE 20 POR 100 EN VOLUMEN DE NITROGENO Y CALENTAMIENTO FINAL A UNOS 1.175 C EN ATMOSFERA ESENCIALMENTE DE HIDROGENO.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13332280A | 1980-03-24 | 1980-03-24 | |
| US06/223,963 US4338144A (en) | 1980-03-24 | 1981-01-12 | Method of producing silicon-iron sheet material with annealing atmospheres of nitrogen and hydrogen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES500650A0 ES500650A0 (es) | 1982-04-01 |
| ES8203983A1 true ES8203983A1 (es) | 1982-04-01 |
Family
ID=26831264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES500650A Expired ES8203983A1 (es) | 1980-03-24 | 1981-03-24 | Metodo de produccion de chapa de hierro al silicio de grano orientado |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4338144A (es) |
| EP (1) | EP0036726B1 (es) |
| AT (1) | ATA93081A (es) |
| BR (1) | BR8101650A (es) |
| CA (1) | CA1168964A (es) |
| DE (1) | DE3162401D1 (es) |
| ES (1) | ES8203983A1 (es) |
| MX (1) | MX155275A (es) |
| PL (1) | PL127280B1 (es) |
| RO (1) | RO82323B (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6048886B2 (ja) * | 1981-08-05 | 1985-10-30 | 新日本製鐵株式会社 | 鉄損の優れた高磁束密度一方向性電磁鋼板及びその製造方法 |
| DK108685A (da) * | 1984-03-19 | 1985-09-20 | Fujisawa Pharmaceutical Co | Vaekstfaktor i |
| MX167814B (es) * | 1987-06-04 | 1993-04-13 | Allegheny Ludlum Corp | Metodo para producir acero al silicio orientado engrano con adiciones pequeñas de boro |
| US4992114A (en) * | 1988-03-18 | 1991-02-12 | Nippon Steel Corporation | Process for producing grain-oriented thin electrical steel sheet having high magnetic flux density by one-stage cold-rolling method |
| JPH0774388B2 (ja) * | 1989-09-28 | 1995-08-09 | 新日本製鐵株式会社 | 磁束密度の高い一方向性珪素鋼板の製造方法 |
| JPH07122096B2 (ja) * | 1990-11-07 | 1995-12-25 | 新日本製鐵株式会社 | 磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法 |
| GB2307917B (en) * | 1995-12-08 | 1999-03-17 | Hitachi Powdered Metals | Manufacturing process of sintered iron alloy improved in machinability,mixed powder for manufacturing modification of iron alloy and iron alloy product |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2413949A (en) * | 1942-12-23 | 1947-01-07 | Gen Electric | Treating silicon steel strip |
| DE1249049B (es) * | 1959-03-05 | |||
| JPS5414568B2 (es) * | 1973-08-28 | 1979-06-08 | ||
| US3905843A (en) * | 1974-01-02 | 1975-09-16 | Gen Electric | Method of producing silicon-iron sheet material with boron addition and product |
| US3905842A (en) * | 1974-01-07 | 1975-09-16 | Gen Electric | Method of producing silicon-iron sheet material with boron addition and product |
| JPS50116998A (es) * | 1974-02-28 | 1975-09-12 | ||
| US3957546A (en) * | 1974-09-16 | 1976-05-18 | General Electric Company | Method of producing oriented silicon-iron sheet material with boron and nitrogen additions |
| US4010050A (en) * | 1975-09-08 | 1977-03-01 | Allegheny Ludlum Industries, Inc. | Processing for aluminum nitride inhibited oriented silicon steel |
| US4168169A (en) * | 1976-03-01 | 1979-09-18 | Eastman Kodak Company | Dry heat-activated bleaching of silver images |
| US4186038A (en) * | 1976-04-15 | 1980-01-29 | General Electric Company | Method of producing silicon-iron sheet material with boron addition, and product |
| US4078952A (en) * | 1976-06-17 | 1978-03-14 | Allegheny Ludlum Industries, Inc. | Controlling the manganese to sulfur ratio during the processing for high permeability silicon steel |
| US4102713A (en) * | 1976-06-17 | 1978-07-25 | Allegheny Ludlum Industries, Inc. | Silicon steel and processing therefore |
| US4173502A (en) * | 1976-12-09 | 1979-11-06 | General Electric Company | Method of producing silicon-iron sheet material with boron addition, and product |
| US4116730A (en) * | 1977-03-07 | 1978-09-26 | General Electric Company | Silicon-iron production and composition and process therefor |
| US4168189A (en) * | 1977-05-20 | 1979-09-18 | Armco Inc. | Process of producing an electrically insulative film |
| US4160681A (en) * | 1977-12-27 | 1979-07-10 | Allegheny Ludlum Industries, Inc. | Silicon steel and processing therefore |
-
1981
- 1981-01-12 US US06/223,963 patent/US4338144A/en not_active Expired - Fee Related
- 1981-02-27 AT AT81930A patent/ATA93081A/de not_active Application Discontinuation
- 1981-03-11 MX MX186330A patent/MX155275A/es unknown
- 1981-03-12 DE DE8181301034T patent/DE3162401D1/de not_active Expired
- 1981-03-12 EP EP81301034A patent/EP0036726B1/en not_active Expired
- 1981-03-17 CA CA000373192A patent/CA1168964A/en not_active Expired
- 1981-03-20 RO RO103767A patent/RO82323B/ro unknown
- 1981-03-20 BR BR8101650A patent/BR8101650A/pt unknown
- 1981-03-24 PL PL1981230294A patent/PL127280B1/pl unknown
- 1981-03-24 ES ES500650A patent/ES8203983A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4338144A (en) | 1982-07-06 |
| CA1168964A (en) | 1984-06-12 |
| RO82323B (ro) | 1984-07-30 |
| EP0036726A1 (en) | 1981-09-30 |
| PL230294A1 (es) | 1981-12-23 |
| ES500650A0 (es) | 1982-04-01 |
| RO82323A (ro) | 1984-05-23 |
| EP0036726B1 (en) | 1984-02-29 |
| MX155275A (es) | 1988-02-12 |
| BR8101650A (pt) | 1981-10-06 |
| ATA93081A (de) | 1984-05-15 |
| PL127280B1 (en) | 1983-10-31 |
| DE3162401D1 (en) | 1984-04-05 |
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