KR870700235A - 연자기특성이 우수한 규소철판의 제조방법 - Google Patents
연자기특성이 우수한 규소철판의 제조방법Info
- Publication number
- KR870700235A KR870700235A KR860700832A KR860700832A KR870700235A KR 870700235 A KR870700235 A KR 870700235A KR 860700832 A KR860700832 A KR 860700832A KR 860700832 A KR860700832 A KR 860700832A KR 870700235 A KR870700235 A KR 870700235A
- Authority
- KR
- South Korea
- Prior art keywords
- rolling
- less
- soft magnetic
- silicon iron
- magnetic properties
- 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
-
- 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
- C21D8/1222—Hot rolling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (3)
- Si:4.0내지 7.0wt%, Mn:0.5wt%이하, P:0.1wt%이하, S:0.02wt%이하, Aℓ:2wt% 이하를 함유하는 철합금을 용제하여, 조괴 또는 연속주조에 의해 주조후, 1000℃이상에서 누적압하율 50%이상의 분괴 및 조압연, 또는 조압연을 행하고 다시 마무리 열간압연전의 평균 결정입경(d)에 따라서 1100℃이하에서 다음 식에 나타낸 누전압하율(R)의 마무리 열간압연을 행한 후, 750℃이하에서 권취하여, 탈스케일 처리후 냉간압연 또는 온간압연을 시행하여 이어서 소둔하는 것을 특징으로 하는 연자기특성이 뛰어난 규소철판의 제조방법.d(mm)를 마무리 연간압연전의 평균 결정입경으로 하여, λ0이 다음 식에서 주어졌을때, λ0=-1.90×0.26xSi(wt%), d〉λ0이라면 R(%)이라면(1-λ0/d)x100, d〈λ0이라면 R(%)O
- 마무리 열연후, 탈스케일 처리전 또는 후에 750℃이하의 열연판 소둔을 행하는 것을 특징으로 하는 특허 청구의 범위 1기재의 연자기특성이 뛰어난 규소철판의 제조방법.
- 냉간압연 또는 온간압연의 도중에서 750℃이하의 중간소둔을 행하는 것을 특징으로 하는 특허청구의 범위 1 또는 2기재의 연자기특성이 뛰어난 규소철판의 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60-128323 | 1985-06-14 | ||
JP12832385 | 1985-06-14 | ||
PCT/JP1986/000300 WO1986007390A1 (en) | 1985-06-14 | 1986-06-13 | Process for producing silicon steel sheet having soft magnetic characteristics |
Publications (2)
Publication Number | Publication Date |
---|---|
KR870700235A true KR870700235A (ko) | 1987-05-30 |
KR910000010B1 KR910000010B1 (ko) | 1991-01-19 |
Family
ID=14981934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019860700832A KR910000010B1 (ko) | 1985-06-14 | 1986-06-13 | 연자기특성이 우수한 규소철판의 제조방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4773948A (ko) |
EP (1) | EP0229846B1 (ko) |
JP (2) | JPS62103321A (ko) |
KR (1) | KR910000010B1 (ko) |
DE (1) | DE3684443D1 (ko) |
WO (1) | WO1986007390A1 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63105925A (ja) * | 1986-05-23 | 1988-05-11 | Nkk Corp | 高周波磁気特性及び加工性の優れた高珪素鉄板の製造方法 |
JPH07115041B2 (ja) * | 1987-03-11 | 1995-12-13 | 日本鋼管株式会社 | 無方向性高Si鋼板の製造方法 |
JP2814437B2 (ja) * | 1987-07-21 | 1998-10-22 | 川崎製鉄 株式会社 | 表面性状に優れた方向性けい素鋼板の製造方法 |
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 |
JPH0753885B2 (ja) * | 1989-04-17 | 1995-06-07 | 新日本製鐵株式会社 | 磁気特性の優れた一方向性電磁鋼板の製造方法 |
DE69032553T2 (de) * | 1989-05-08 | 1999-03-11 | Kawasaki Steel Corp., Kobe, Hyogo | Verfahren zur herstellung von gleichgerichteten siliziumblechen mit ausgezeichneten magnetischen eigenschaften |
JPH032358A (ja) * | 1989-05-27 | 1991-01-08 | Nkk Corp | 鉄損特性に優れた高珪素鋼板 |
JPH03204911A (ja) * | 1989-10-23 | 1991-09-06 | Toshiba Corp | 変圧器鉄心 |
JPH0747775B2 (ja) * | 1990-06-12 | 1995-05-24 | 新日本製鐵株式会社 | 歪取焼鈍後の磁気特性が優れた無方向性電磁鋼板の製造方法 |
KR930011625B1 (ko) * | 1990-07-16 | 1993-12-16 | 신닛뽄 세이데쓰 가부시끼가이샤 | 냉간압연에 의한 판두께가 얇은 초고규소 전자강판의 제조방법 |
US5354389A (en) * | 1991-07-29 | 1994-10-11 | Nkk Corporation | Method of manufacturing silicon steel sheet having grains precisely arranged in Goss orientation |
JP2002122614A (ja) | 2000-10-12 | 2002-04-26 | Murata Mfg Co Ltd | 加速度センサ |
DE10220282C1 (de) * | 2002-05-07 | 2003-11-27 | Thyssenkrupp Electrical Steel Ebg Gmbh | Verfahren zum Herstellen von kaltgewalztem Stahlband mit Si-Gehalten von mindestens 3,2 Gew.-% für elektromagnetische Anwendungen |
US7282102B2 (en) | 2002-11-11 | 2007-10-16 | Posco | Method for manufacturing high silicon grain-oriented electrical steel sheet with superior core loss property |
JP4484710B2 (ja) | 2002-11-11 | 2010-06-16 | ポスコ | 浸珪拡散被覆組成物及びこれを利用した高珪素電磁鋼板の製造方法 |
JP4327214B2 (ja) * | 2007-05-21 | 2009-09-09 | 三菱製鋼株式会社 | 焼結軟磁性粉末成形体 |
CN109402358B (zh) * | 2018-10-30 | 2020-06-12 | 武汉钢铁有限公司 | 高硅钢薄带的轧制方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2088440A (en) * | 1936-08-24 | 1937-07-27 | Gen Electric | Magnetic sheet steel and process for making the same |
US3144363A (en) * | 1961-12-14 | 1964-08-11 | Westinghouse Electric Corp | Process for producing oriented silicon steel and the product thereof |
GB1086215A (en) * | 1963-11-13 | 1967-10-04 | English Electric Co Ltd | Grain-oriented silicon-iron alloy sheet |
DE2024525B1 (de) * | 1970-05-11 | 1971-12-30 | Mannesmann Ag | Verfahren zur Herstellung von für eine Kaltbearbeitung ausreichend duktilen Zwischenprodukten aus Eisen-Silizium-Legierungen mit 4,5 bis 7,5 Gew.-% Silizium |
JPS58100627A (ja) * | 1981-12-11 | 1983-06-15 | Nippon Steel Corp | 方向性電磁鋼板の製造方法 |
JPS59208020A (ja) * | 1983-05-12 | 1984-11-26 | Nippon Steel Corp | 低鉄損一方向性電磁鋼板の製造方法 |
JPS60255925A (ja) * | 1984-05-31 | 1985-12-17 | Nippon Steel Corp | 鉄損の著しく低い無方向性電磁鋼板の製造法 |
JPS613839A (ja) * | 1984-06-16 | 1986-01-09 | Kawasaki Steel Corp | 冷延無方向性電磁鋼板の製造方法 |
JPS6115919A (ja) * | 1984-06-29 | 1986-01-24 | Kawasaki Steel Corp | けい素鋼板の冷間圧延方法 |
-
1986
- 1986-06-13 KR KR1019860700832A patent/KR910000010B1/ko not_active IP Right Cessation
- 1986-06-13 US US07/022,642 patent/US4773948A/en not_active Expired - Lifetime
- 1986-06-13 WO PCT/JP1986/000300 patent/WO1986007390A1/ja active IP Right Grant
- 1986-06-13 DE DE8686903601T patent/DE3684443D1/de not_active Expired - Fee Related
- 1986-06-13 JP JP61137978A patent/JPS62103321A/ja active Granted
- 1986-06-13 EP EP86903601A patent/EP0229846B1/en not_active Expired - Lifetime
- 1986-09-16 JP JP21599786A patent/JPH0713262B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0229846B1 (en) | 1992-03-18 |
EP0229846A1 (en) | 1987-07-29 |
JPS62103321A (ja) | 1987-05-13 |
DE3684443D1 (de) | 1992-04-23 |
KR910000010B1 (ko) | 1991-01-19 |
US4773948A (en) | 1988-09-27 |
JPS63219524A (ja) | 1988-09-13 |
JPH0586455B2 (ko) | 1993-12-13 |
EP0229846A4 (en) | 1988-11-16 |
WO1986007390A1 (en) | 1986-12-18 |
JPH0713262B2 (ja) | 1995-02-15 |
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G160 | Decision to publish patent application | ||
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GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 19971223 Year of fee payment: 8 |
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LAPS | Lapse due to unpaid annual fee |