CS196310B2 - Process for preparing electromagnetic silicon steel - Google Patents
Process for preparing electromagnetic silicon steel Download PDFInfo
- Publication number
- CS196310B2 CS196310B2 CS763262A CS326276A CS196310B2 CS 196310 B2 CS196310 B2 CS 196310B2 CS 763262 A CS763262 A CS 763262A CS 326276 A CS326276 A CS 326276A CS 196310 B2 CS196310 B2 CS 196310B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- hydrogen
- silicon steel
- atmosphere
- sample
- dew point
- Prior art date
Links
- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000001257 hydrogen Substances 0.000 claims abstract description 24
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 24
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 11
- 229910052796 boron Inorganic materials 0.000 claims description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 239000000155 melt Substances 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 238000000137 annealing Methods 0.000 abstract description 4
- 238000005097 cold rolling Methods 0.000 abstract description 3
- 238000005098 hot rolling Methods 0.000 abstract description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 2
- 230000035699 permeability Effects 0.000 description 10
- 238000005261 decarburization Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- -1 iron carbides Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 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
- C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
- C21D3/02—Extraction of non-metals
- C21D3/04—Decarburising
-
- 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
- C21D8/1255—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 with diffusion of elements, e.g. decarburising, nitriding
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/577,571 US4000015A (en) | 1975-05-15 | 1975-05-15 | Processing for cube-on-edge oriented silicon steel using hydrogen of controlled dew point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS196310B2 true CS196310B2 (en) | 1980-03-31 |
Family
ID=24309298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS763262A CS196310B2 (en) | 1975-05-15 | 1976-05-17 | Process for preparing electromagnetic silicon steel |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US4000015A (ro) |
| JP (1) | JPS5843445B2 (ro) |
| AR (1) | AR206965A1 (ro) |
| AT (1) | AT363972B (ro) |
| AU (1) | AU498072B2 (ro) |
| BE (1) | BE841873A (ro) |
| BR (1) | BR7602956A (ro) |
| CA (1) | CA1057173A (ro) |
| CS (1) | CS196310B2 (ro) |
| DE (1) | DE2620593C2 (ro) |
| ES (1) | ES447956A1 (ro) |
| FR (1) | FR2324742A1 (ro) |
| GB (1) | GB1516594A (ro) |
| HU (1) | HU173793B (ro) |
| IN (1) | IN155336B (ro) |
| IT (1) | IT1061271B (ro) |
| MX (1) | MX3444E (ro) |
| NL (1) | NL7605108A (ro) |
| PL (1) | PL107020B1 (ro) |
| RO (1) | RO69741A (ro) |
| SE (1) | SE430613B (ro) |
| YU (1) | YU122576A (ro) |
| ZA (1) | ZA762671B (ro) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4102713A (en) * | 1976-06-17 | 1978-07-25 | Allegheny Ludlum Industries, Inc. | Silicon steel and processing therefore |
| US4030950A (en) * | 1976-06-17 | 1977-06-21 | Allegheny Ludlum Industries, Inc. | Process for cube-on-edge oriented boron-bearing silicon steel including normalizing |
| US4123298A (en) * | 1977-01-14 | 1978-10-31 | Armco Steel Corporation | Post decarburization anneal for cube-on-edge oriented silicon steel |
| DE2834035A1 (de) * | 1977-09-29 | 1979-04-12 | Gen Electric | Verfahren zur herstellung von kornorientiertem siliziumeisen-flachmaterial und kaltgewalztes siliziumeisen-flachmaterial als produkt |
| US4200477A (en) * | 1978-03-16 | 1980-04-29 | Allegheny Ludlum Industries, Inc. | Processing for electromagnetic silicon steel |
| US4244757A (en) * | 1979-05-21 | 1981-01-13 | Allegheny Ludlum Steel Corporation | Processing for cube-on-edge oriented silicon steel |
| US4337101A (en) * | 1980-08-18 | 1982-06-29 | Allegheny Ludlum Steel Corporation | Processing for cube-on-edge oriented silicon steel |
| US4482397A (en) * | 1981-08-24 | 1984-11-13 | Allegheny Ludlum Steel Corporation | Method for improving the magnetic permeability of grain oriented silicon steel |
| CA1166804A (en) * | 1982-05-06 | 1984-05-08 | Michael H. Haselkorn | Stable slurry of inactive magnesia and method therefor |
| JPS61170435A (ja) * | 1985-01-23 | 1986-08-01 | 藤平 正雄 | 赤外線治療機 |
| JPS61263459A (ja) * | 1985-05-17 | 1986-11-21 | 藤平 正雄 | 赤外線治療機 |
| MX167814B (es) * | 1987-06-04 | 1993-04-13 | Allegheny Ludlum Corp | Metodo para producir acero al silicio orientado engrano con adiciones pequeñas de boro |
| JPS6439759U (ro) * | 1987-09-05 | 1989-03-09 | ||
| US5885371A (en) * | 1996-10-11 | 1999-03-23 | Kawasaki Steel Corporation | Method of producing grain-oriented magnetic steel sheet |
| BR9800978A (pt) * | 1997-03-26 | 2000-05-16 | Kawasaki Steel Co | Chapas elétricas de aço com grão orientado tendo perda de ferro muito baixa e o processo de produção da mesma |
| KR101675318B1 (ko) * | 2015-12-21 | 2016-11-11 | 주식회사 포스코 | 방향성 전기강판 및 이의 제조방법 |
| CN116875795B (zh) * | 2023-07-24 | 2025-09-30 | 鞍钢股份有限公司 | 一种改善高牌号硅钢表面黑色条纹缺陷的退火工艺 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3347718A (en) * | 1964-01-20 | 1967-10-17 | Armco Steel Corp | Method for improving the magnetic properties of ferrous sheets |
| US3438820A (en) * | 1965-04-02 | 1969-04-15 | Dominion Foundries & Steel | Silicon steel process |
| FR1531090A (fr) * | 1966-07-13 | 1968-06-28 | Koninklijke Hoogovens En Staal | Procédé de fabrication de l'acier à dynamos |
| US3789647A (en) * | 1972-10-20 | 1974-02-05 | United States Steel Corp | Method of surface-conditioning heat-treating-furnace hearth rolls having sleeves of rebonded fused silica thereon by processing silicon steel strip |
| US3873381A (en) * | 1973-03-01 | 1975-03-25 | Armco Steel Corp | High permeability cube-on-edge oriented silicon steel and method of making it |
| 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 |
-
1975
- 1975-05-15 US US05/577,571 patent/US4000015A/en not_active Expired - Lifetime
-
1976
- 1976-01-01 AR AR263299A patent/AR206965A1/es active
- 1976-04-30 AU AU13561/76A patent/AU498072B2/en not_active Expired
- 1976-05-03 IN IN770/CAL/76A patent/IN155336B/en unknown
- 1976-05-04 ZA ZA762671A patent/ZA762671B/xx unknown
- 1976-05-10 DE DE2620593A patent/DE2620593C2/de not_active Expired
- 1976-05-11 IT IT49415/76A patent/IT1061271B/it active
- 1976-05-12 FR FR7614298A patent/FR2324742A1/fr active Granted
- 1976-05-12 BR BR7602956A patent/BR7602956A/pt unknown
- 1976-05-13 MX MX100283U patent/MX3444E/es unknown
- 1976-05-13 AT AT0349276A patent/AT363972B/de not_active IP Right Cessation
- 1976-05-13 NL NL7605108A patent/NL7605108A/xx not_active Application Discontinuation
- 1976-05-14 ES ES447956A patent/ES447956A1/es not_active Expired
- 1976-05-14 HU HU76AE465A patent/HU173793B/hu unknown
- 1976-05-14 SE SE7605555A patent/SE430613B/xx unknown
- 1976-05-14 PL PL1976189580A patent/PL107020B1/pl unknown
- 1976-05-14 YU YU01225/76A patent/YU122576A/xx unknown
- 1976-05-14 BE BE167072A patent/BE841873A/xx not_active IP Right Cessation
- 1976-05-15 JP JP51055997A patent/JPS5843445B2/ja not_active Expired
- 1976-05-15 RO RO7686121A patent/RO69741A/ro unknown
- 1976-05-17 GB GB20228/76A patent/GB1516594A/en not_active Expired
- 1976-05-17 CA CA252,717A patent/CA1057173A/en not_active Expired
- 1976-05-17 CS CS763262A patent/CS196310B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU1356176A (en) | 1977-11-03 |
| SE430613B (sv) | 1983-11-28 |
| ATA349276A (de) | 1981-02-15 |
| FR2324742B1 (ro) | 1980-04-04 |
| ZA762671B (en) | 1977-04-27 |
| AT363972B (de) | 1981-09-10 |
| PL107020B1 (pl) | 1980-01-31 |
| AR206965A1 (es) | 1976-08-31 |
| JPS5843445B2 (ja) | 1983-09-27 |
| SE7605555L (sv) | 1976-11-16 |
| BE841873A (fr) | 1976-11-16 |
| GB1516594A (en) | 1978-07-05 |
| FR2324742A1 (fr) | 1977-04-15 |
| BR7602956A (pt) | 1977-05-31 |
| IN155336B (ro) | 1985-01-19 |
| JPS51145422A (en) | 1976-12-14 |
| ES447956A1 (es) | 1977-07-01 |
| US4000015A (en) | 1976-12-28 |
| YU122576A (en) | 1982-08-31 |
| RO69741A (ro) | 1982-10-26 |
| NL7605108A (nl) | 1976-11-17 |
| CA1057173A (en) | 1979-06-26 |
| AU498072B2 (en) | 1979-02-08 |
| HU173793B (hu) | 1979-08-28 |
| DE2620593C2 (de) | 1984-11-08 |
| DE2620593A1 (de) | 1976-11-25 |
| IT1061271B (it) | 1983-02-28 |
| MX3444E (es) | 1980-11-28 |
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