IT1186036B - Processo per la produzione di lamiera d'acciaio elettrico a grana orientata a bassa perdita di potenza elettrica - Google Patents
Processo per la produzione di lamiera d'acciaio elettrico a grana orientata a bassa perdita di potenza elettricaInfo
- Publication number
- IT1186036B IT1186036B IT22681/85A IT2268185A IT1186036B IT 1186036 B IT1186036 B IT 1186036B IT 22681/85 A IT22681/85 A IT 22681/85A IT 2268185 A IT2268185 A IT 2268185A IT 1186036 B IT1186036 B IT 1186036B
- Authority
- IT
- Italy
- Prior art keywords
- production
- electric power
- steel sheet
- power loss
- low electric
- Prior art date
Links
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
- C21D8/1255—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
-
- 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
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
- C21D8/1233—Cold rolling
-
- 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
- C21D8/1266—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 between cold rolling steps
-
- 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
- C21D8/1288—Application of a tension-inducing coating
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59228014A JPS61117215A (ja) | 1984-10-31 | 1984-10-31 | 鉄損の少ない一方向性電磁鋼板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8522681A0 IT8522681A0 (it) | 1985-10-31 |
IT1186036B true IT1186036B (it) | 1987-11-18 |
Family
ID=16869828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22681/85A IT1186036B (it) | 1984-10-31 | 1985-10-31 | Processo per la produzione di lamiera d'acciaio elettrico a grana orientata a bassa perdita di potenza elettrica |
Country Status (7)
Country | Link |
---|---|
US (1) | US4692193A (it) |
JP (1) | JPS61117215A (it) |
BE (1) | BE903566A (it) |
DE (1) | DE3538609A1 (it) |
FR (1) | FR2572420B1 (it) |
GB (1) | GB2167439B (it) |
IT (1) | IT1186036B (it) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0713266B2 (ja) * | 1987-11-10 | 1995-02-15 | 新日本製鐵株式会社 | 鉄損の優れた薄手高磁束密度一方向性電磁鋼板の製造方法 |
CA2006292C (en) * | 1988-12-22 | 1997-09-09 | Yoshiyuki Ushigami | Very thin electrical steel strip having low core loss and high magnetic flux density and a process for producing the same |
US5759293A (en) * | 1989-01-07 | 1998-06-02 | Nippon Steel Corporation | Decarburization-annealed steel strip as an intermediate material for grain-oriented electrical steel strip |
US5215603A (en) * | 1989-04-05 | 1993-06-01 | Nippon Steel Corporation | Method of primary recrystallization annealing grain-oriented electrical steel strip |
JPH0753886B2 (ja) * | 1989-05-13 | 1995-06-07 | 新日本製鐵株式会社 | 鉄損の優れた薄手高磁束密度一方向性電磁鋼板の製造方法 |
JPH0781166B2 (ja) * | 1990-07-23 | 1995-08-30 | 新日本製鐵株式会社 | 鉄損の少ない一方向性電磁鋼板の製造方法 |
JPH0730400B2 (ja) * | 1990-11-01 | 1995-04-05 | 川崎製鉄株式会社 | 磁束密度の極めて高い方向性けい素鋼板の製造方法 |
JP2530521B2 (ja) * | 1991-01-04 | 1996-09-04 | 新日本製鐵株式会社 | 鉄損の低い方向性電磁鋼板の製造方法 |
JP2659655B2 (ja) * | 1992-09-04 | 1997-09-30 | 新日本製鐵株式会社 | 磁気特性の優れた厚い板厚の方向性電磁鋼板 |
US6858095B2 (en) | 1992-09-04 | 2005-02-22 | Nippon Steel Corporation | Thick grain-oriented electrical steel sheet exhibiting excellent magnetic properties |
US5858126A (en) * | 1992-09-17 | 1999-01-12 | Nippon Steel Corporation | Grain-oriented electrical steel sheet and material having very high magnetic flux density and method of manufacturing same |
DE4311151C1 (de) * | 1993-04-05 | 1994-07-28 | Thyssen Stahl Ag | Verfahren zur Herstellung von kornorientierten Elektroblechen mit verbesserten Ummagnetisierungsverlusten |
US5653821A (en) * | 1993-11-09 | 1997-08-05 | Pohang Iron & Steel Co., Ltd. | Method for manufacturing oriented electrical steel sheet by heating slab at low temperature |
DE10060950C2 (de) * | 2000-12-06 | 2003-02-06 | Thyssenkrupp Stahl Ag | Verfahren zum Erzeugen von kornorientiertem Elektroblech |
JP4258349B2 (ja) * | 2002-10-29 | 2009-04-30 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
KR101675318B1 (ko) * | 2015-12-21 | 2016-11-11 | 주식회사 포스코 | 방향성 전기강판 및 이의 제조방법 |
CN107962075B (zh) * | 2017-11-27 | 2019-07-09 | 武汉钢铁有限公司 | 高牌号无取向硅钢热轧酸洗不剪边的冷轧方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA684297A (en) * | 1964-04-14 | Westinghouse Electric Corporation | Double oriented iron-silicon magnetic sheets | |
US2287466A (en) * | 1939-12-05 | 1942-06-23 | American Rolling Mill Co | Process of producing high permeability silicon steel |
US2287467A (en) * | 1940-01-03 | 1942-06-23 | American Rolling Mill Co | Process of producing silicon steel |
DE1212124B (de) * | 1959-12-24 | 1966-03-10 | Vacuumschmelze Ag | Verfahren zur Herstellung von Blechen aus Eisen-Silizium-Legierungen |
US3278348A (en) * | 1965-01-28 | 1966-10-11 | Westinghouse Electric Corp | Process for producing doubly oriented cube-on-face magnetic sheet material |
SE355600B (it) * | 1968-04-16 | 1973-04-30 | Kawasaki Steel Co | |
US3632456A (en) * | 1968-04-27 | 1972-01-04 | Nippon Steel Corp | Method for producing an electromagnetic steel sheet of a thin sheet thickness having a high-magnetic induction |
US3954521A (en) * | 1968-12-23 | 1976-05-04 | Allegheny Ludlum Industries, Inc. | Method of producing grain oriented silicon steel |
JPS49119817A (it) * | 1973-03-20 | 1974-11-15 | ||
US3855020A (en) * | 1973-05-07 | 1974-12-17 | Allegheny Ludlum Ind Inc | Processing for high permeability silicon steel comprising copper |
US3905842A (en) * | 1974-01-07 | 1975-09-16 | Gen Electric | Method of producing silicon-iron sheet material with boron addition and product |
GB1521680A (en) * | 1974-09-23 | 1978-08-16 | British Steel Corp | Steels for electromagnetic applications |
US4010050A (en) * | 1975-09-08 | 1977-03-01 | Allegheny Ludlum Industries, Inc. | Processing for aluminum nitride inhibited oriented silicon steel |
US4244757A (en) * | 1979-05-21 | 1981-01-13 | Allegheny Ludlum Steel Corporation | Processing for cube-on-edge oriented silicon steel |
JPS5932528B2 (ja) * | 1981-09-26 | 1984-08-09 | 川崎製鉄株式会社 | 磁気特性のすぐれた一方向性けい素鋼板の製造方法 |
JPS58157917A (ja) * | 1982-03-15 | 1983-09-20 | Kawasaki Steel Corp | 磁気特性の優れた一方向性珪素鋼板の製造方法 |
JPS5932528A (ja) * | 1982-08-18 | 1984-02-22 | Nissan Motor Co Ltd | 車両用ライト制御装置 |
-
1984
- 1984-10-31 JP JP59228014A patent/JPS61117215A/ja active Granted
-
1985
- 1985-10-24 GB GB08526276A patent/GB2167439B/en not_active Expired
- 1985-10-25 US US06/791,294 patent/US4692193A/en not_active Expired - Lifetime
- 1985-10-30 DE DE19853538609 patent/DE3538609A1/de active Granted
- 1985-10-31 FR FR858516209A patent/FR2572420B1/fr not_active Expired - Lifetime
- 1985-10-31 BE BE0/215809A patent/BE903566A/fr not_active IP Right Cessation
- 1985-10-31 IT IT22681/85A patent/IT1186036B/it active
Also Published As
Publication number | Publication date |
---|---|
US4692193A (en) | 1987-09-08 |
DE3538609C2 (it) | 1989-08-10 |
GB8526276D0 (en) | 1985-11-27 |
GB2167439A (en) | 1986-05-29 |
FR2572420B1 (fr) | 1992-12-04 |
GB2167439B (en) | 1989-01-11 |
IT8522681A0 (it) | 1985-10-31 |
BE903566A (fr) | 1986-02-17 |
FR2572420A1 (fr) | 1986-05-02 |
DE3538609A1 (de) | 1986-05-07 |
JPS61117215A (ja) | 1986-06-04 |
JPS6250529B2 (it) | 1987-10-26 |
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Legal Events
Date | Code | Title | Description |
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TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971030 |