RU2017118524A - Способ изготовления текстурированной листовой электротехнической стали - Google Patents
Способ изготовления текстурированной листовой электротехнической стали Download PDFInfo
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Claims (18)
1. Способ изготовления текстурированной листовой электротехнической стали, включающий в себя:
повторный нагрев стального сляба в температурном диапазоне, составляющем 1300°С или менее, причем стальной сляб имеет состав, содержащий в % (масс.) или ч./млн. (масс.) С от 0,002% до 0,08%, Si от 2,0% до 8,0%, Mn от 0,005% до 1,0%, N менее чем 50 ч./млн., S менее чем 50 ч./млн., Se менее чем 50 ч./млн. и раств. Al менее чем 100 ч./млн., при этом балансовые компоненты представляют собой Fe и неизбежные примеси;
горячую прокатку повторно нагретого стального сляба для получения горячекатаной листовой стали;
необязательно отжиг в горячем состоянии горячекатаной листовой стали;
холодную прокатку горячекатаной листовой стали однократно, или двукратно, или многократно с промежуточным отжигом между ними для получения холоднокатаной листовой стали, имеющей конечную толщину листа;
проведение обезуглероживающего отжига холоднокатаной листовой стали, который также используется в качестве первичного рекристаллизационного отжига;
нанесение отжигового сепаратора на поверхность листовой стали после обезуглероживающего отжига; и
проведение конечного отжига листовой стали с нанесенном отжиговым сепаратором,
при этом стальной сляб также содержит в % (масс.) по меньшей мере один из компонентов, выбранных из: Sn от 0,010% до 0,200%, Sb от 0,010% до 0,200%, Mo от 0,010% до 0,150% и Р от 0,010% до 0,150%,
причем удовлетворяется соотношение Td ≥ Tf, где Td (°С) – наибольшая температура, при которой листовую сталь подвергают отжигу при обезуглероживающем отжиге, а Tf (°C) – наибольшая температура до начала вторичной рекристаллизации листовой стали при конечном отжиге.
2. Способ по п. 1, в котором листовую сталь выдерживают при температуре Td (°С) или менее в течение 20 часов и более при конечном отжиге.
3. Способ по п. 1 или 2, в котором конечный отжиг листовой стали проводят при температуре от 400°С до 700°С в течение 10 часов и более.
4. Способ по п. 1 или 2, в котором атмосферой отжига до начала вторичной рекристаллизации при конечном отжиге является атмосфера N2.
5. Способ по п. 1 или 2, в котором стальной сляб также содержит в % (масс.) или ч./млн. (масс.) по меньшей мере один компонент, выбранный из: Ni от 0,010% до 1,50%, Cr от 0,01% до 0,50%, Cu от 0,01% до 0,50%, Bi от 0,005% до 0,50%, Те от 0,005% до 0,050% и Nb от 10 ч./млн. до 100 ч./млн.
6. Способ по п. 3, в котором атмосферой отжига до начала вторичной рекристаллизации при конечном отжиге является атмосфера N2.
7. Способ по п. 3, в котором стальной сляб также содержит в % (масс.) или ч./млн. (масс.) по меньшей мере один компонент, выбранный из: Ni от 0,010% до 1,50%, Cr от 0,01% до 0,50%, Cu от 0,01% до 0,50%, Bi от 0,005% до 0,50%, Те от 0,005% до 0,050% и Nb от 10 ч./млн. до 100 ч./млн.
8. Способ по п. 4, в котором стальной сляб также содержит в % (масс.) или ч./млн. (масс.) по меньшей мере один компонент, выбранный из: Ni от 0,010% до 1,50%, Cr от 0,01% до 0,50%, Cu от 0,01% до 0,50%, Bi от 0,005% до 0,50%, Те от 0,005% до 0,050% и Nb от 10 ч./млн. до 100 ч./млн.
9. Способ по п. 6, в котором стальной сляб также содержит в % (масс.) или ч./млн. (масс.) по меньшей мере один компонент, выбранный из: Ni от 0,010% до 1,50%, Cr от 0,01% до 0,50%, Cu от 0,01% до 0,50%, Bi от 0,005% до 0,50%, Те от 0,005% до 0,050% и Nb от 10 ч./млн. до 100 ч./млн.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014221910A JP6260513B2 (ja) | 2014-10-30 | 2014-10-30 | 方向性電磁鋼板の製造方法 |
| JP2014-221910 | 2014-10-30 | ||
| PCT/JP2015/005486 WO2016067636A1 (ja) | 2014-10-30 | 2015-10-30 | 方向性電磁鋼板の製造方法 |
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| Publication Number | Publication Date |
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| RU2017118524A3 RU2017118524A3 (ru) | 2018-12-03 |
| RU2017118524A true RU2017118524A (ru) | 2018-12-03 |
| RU2676199C2 RU2676199C2 (ru) | 2018-12-26 |
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| RU2017118524A RU2676199C2 (ru) | 2014-10-30 | 2015-10-30 | Способ изготовления текстурированной листовой электротехнической стали |
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| US (1) | US20170240988A1 (ru) |
| EP (1) | EP3214188B1 (ru) |
| JP (1) | JP6260513B2 (ru) |
| KR (1) | KR101980172B1 (ru) |
| CN (1) | CN107075603B (ru) |
| BR (1) | BR112017008589B1 (ru) |
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| CN108291268A (zh) * | 2015-12-04 | 2018-07-17 | 杰富意钢铁株式会社 | 方向性电磁钢板的制造方法 |
| JP6572864B2 (ja) * | 2016-10-18 | 2019-09-11 | Jfeスチール株式会社 | 電磁鋼板製造用の熱延鋼板およびその製造方法 |
| KR101919527B1 (ko) * | 2016-12-23 | 2018-11-16 | 주식회사 포스코 | 방향성 전기강판 및 이의 제조방법 |
| RU2726527C1 (ru) * | 2017-07-13 | 2020-07-14 | Ниппон Стил Корпорейшн | Электротехнический стальной лист с ориентированной зеренной структурой |
| JP6607339B1 (ja) | 2017-12-22 | 2019-11-20 | Jfeスチール株式会社 | 溶融亜鉛めっき鋼板の製造方法及び連続溶融亜鉛めっき装置 |
| KR102142511B1 (ko) * | 2018-11-30 | 2020-08-07 | 주식회사 포스코 | 방향성 전기강판 및 그의 제조방법 |
| EP3902861A1 (en) | 2018-12-26 | 2021-11-03 | Momentive Performance Materials Inc. | Curable silicone-based compositions and applications thereof |
| EP3913093A4 (en) * | 2019-01-16 | 2022-10-05 | Nippon Steel Corporation | PROCESS FOR THE PRODUCTION OF A CORNORATED ELECTRICAL STEEL SHEET |
| EP4306663A4 (en) * | 2021-03-15 | 2024-12-04 | JFE Steel Corporation | POWDER FOR ANNEALING SEPARATORS AND METHOD FOR PRODUCING A GRAIN-ORIENTED ELECTROMAGNETIC STEEL SHEET THEREOF |
| EP4365319A1 (en) * | 2022-11-03 | 2024-05-08 | Thyssenkrupp Electrical Steel Gmbh | Grain-oriented electrical steel strip and method for its production |
| EP4621080A1 (en) * | 2023-02-01 | 2025-09-24 | JFE Steel Corporation | Method for producing grain-oriented electrical steel sheet |
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| DE60231581D1 (de) * | 2001-01-19 | 2009-04-30 | Jfe Steel Corp | Korngerichtetes elektomagnetisches stahlblech mit hervorragenden magnetischen eigenschaften ohne untergrundfilm mit forsterit als primärkomponente und herstellungsverfahren dafür. |
| EP1279747B1 (en) * | 2001-07-24 | 2013-11-27 | JFE Steel Corporation | A method of manufacturing grain-oriented electrical steel sheets |
| JP4239457B2 (ja) * | 2001-12-26 | 2009-03-18 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| US20050000596A1 (en) * | 2003-05-14 | 2005-01-06 | Ak Properties Inc. | Method for production of non-oriented electrical steel strip |
| EP1752549B1 (de) * | 2005-08-03 | 2016-01-20 | ThyssenKrupp Steel Europe AG | Verfahren zur Herstellung von kornorientiertem Elektroband |
| JP4823719B2 (ja) * | 2006-03-07 | 2011-11-24 | 新日本製鐵株式会社 | 磁気特性が極めて優れた方向性電磁鋼板の製造方法 |
| JP4692518B2 (ja) * | 2007-06-07 | 2011-06-01 | Jfeスチール株式会社 | Eiコア用の方向性電磁鋼板 |
| JP5228563B2 (ja) * | 2008-03-25 | 2013-07-03 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| PL2330223T3 (pl) * | 2008-09-10 | 2021-05-17 | Nippon Steel Corporation | Sposób wytwarzania blachy cienkiej ze stali elektrotechnicznej o ziarnach zorientowanych |
| BR112012023165B1 (pt) * | 2010-03-17 | 2019-02-12 | Nippon Steel & Sumitomo Metal Corporation | Método de produção de chapa de aço elétrico com grão orientado |
| CN102443736B (zh) * | 2010-09-30 | 2013-09-04 | 宝山钢铁股份有限公司 | 一种高磁通密度取向硅钢产品的生产方法 |
| JP5772410B2 (ja) * | 2010-11-26 | 2015-09-02 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP5988026B2 (ja) * | 2011-07-28 | 2016-09-07 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP5672273B2 (ja) * | 2012-07-26 | 2015-02-18 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| EP2940159B1 (en) * | 2012-12-28 | 2019-03-20 | JFE Steel Corporation | Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet |
| JP5854233B2 (ja) * | 2013-02-14 | 2016-02-09 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP5857983B2 (ja) * | 2013-02-14 | 2016-02-10 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法および焼鈍分離剤用MgO |
| EP2963130B1 (en) * | 2013-02-27 | 2019-01-09 | JFE Steel Corporation | Method for producing grain-orientated electrical steel sheets |
| JP5839204B2 (ja) * | 2013-02-28 | 2016-01-06 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP5949813B2 (ja) * | 2013-03-07 | 2016-07-13 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP5904151B2 (ja) * | 2013-03-28 | 2016-04-13 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP6171887B2 (ja) * | 2013-11-20 | 2017-08-02 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
-
2014
- 2014-10-30 JP JP2014221910A patent/JP6260513B2/ja active Active
-
2015
- 2015-10-30 CN CN201580058552.0A patent/CN107075603B/zh active Active
- 2015-10-30 US US15/519,909 patent/US20170240988A1/en not_active Abandoned
- 2015-10-30 KR KR1020177014053A patent/KR101980172B1/ko active Active
- 2015-10-30 BR BR112017008589-5A patent/BR112017008589B1/pt active IP Right Grant
- 2015-10-30 WO PCT/JP2015/005486 patent/WO2016067636A1/ja not_active Ceased
- 2015-10-30 RU RU2017118524A patent/RU2676199C2/ru active
- 2015-10-30 EP EP15853850.4A patent/EP3214188B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR101980172B1 (ko) | 2019-05-20 |
| EP3214188A4 (en) | 2017-09-06 |
| WO2016067636A1 (ja) | 2016-05-06 |
| JP6260513B2 (ja) | 2018-01-17 |
| RU2017118524A3 (ru) | 2018-12-03 |
| CN107075603B (zh) | 2019-06-18 |
| US20170240988A1 (en) | 2017-08-24 |
| EP3214188A1 (en) | 2017-09-06 |
| WO2016067636A8 (ja) | 2017-02-23 |
| JP2016089194A (ja) | 2016-05-23 |
| CN107075603A (zh) | 2017-08-18 |
| KR20170070240A (ko) | 2017-06-21 |
| BR112017008589A2 (pt) | 2017-12-19 |
| EP3214188B1 (en) | 2019-06-26 |
| RU2676199C2 (ru) | 2018-12-26 |
| BR112017008589B1 (pt) | 2021-06-08 |
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