JP6931391B2 - 磁気特性に優れた無方向性電磁鋼及びその製造方法 - Google Patents
磁気特性に優れた無方向性電磁鋼及びその製造方法 Download PDFInfo
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- JP6931391B2 JP6931391B2 JP2019521127A JP2019521127A JP6931391B2 JP 6931391 B2 JP6931391 B2 JP 6931391B2 JP 2019521127 A JP2019521127 A JP 2019521127A JP 2019521127 A JP2019521127 A JP 2019521127A JP 6931391 B2 JP6931391 B2 JP 6931391B2
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- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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- C—CHEMISTRY; METALLURGY
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- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
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- 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
- C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
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- 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
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
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- 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
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
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- 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
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- 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
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- 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
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- 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
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
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- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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- 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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
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- 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
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- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
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- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
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- 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
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- 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
- H01F1/16—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 in the form of sheets
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- 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
- H01F1/16—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 in the form of sheets
- H01F1/18—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 in the form of sheets with insulating coating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
- C22C2202/02—Magnetic
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Description
Claims (8)
- 磁気特性に優れた無方向性電磁鋼であって、その化学元素組成が、質量%で、Si:1.2〜1.5%、Mn:0.20〜0.30%、Al:0.001〜0.009%、O:0.005〜0.02%、C≦0.005%、S≦0.005%、N≦0.005%、Ti≦0.002%、残部がFe、及び他の不可避不純物;かつAl/Si≦0.006、Mn/Si≦0.2であり、かつ、SiO2−Al2O3−MnOの3元系介在物を有し、ここで、SiO2が95〜98体積%であり、Al2O3が2%〜3体積%であり、MnOが2体積%以下であり、そして鉄損P15/50が3.8W/KG以下であり、磁束密度≧1.64Tであることを特徴とする無方向性電磁鋼。
- 鋼板中のケイ酸塩系酸化物系介在物のレベルが1.5級以下であることを特徴とする請求項1に記載の無方向性電磁鋼。
- 鋼板中のケイ酸塩系酸化物系介在物のレベルが1.0級以下であることを特徴とする請求項2に記載の無方向性電磁鋼。
- 結晶粒のサイズが45μm以上であることを特徴とする請求項1に記載の無方向性電磁鋼。
- 結晶粒のサイズが50μm以上であることを特徴とする請求項4に記載の無方向性電磁鋼。
- Al/Si≦0.003であることを特徴とする請求項1に記載の無方向性電磁鋼。
- 鉄損P15/50が3.3W/KG以下であることを特徴とする請求項1に記載の無方向性電磁鋼。
- 請求項1〜7のいずれか一項に記載の無方向性電磁鋼の製造方法であって、(1)製錬工程と、(2)加熱温度を850℃〜1250℃、仕上げ圧延温度を800〜1050℃とする熱間圧延工程と、(3)酸洗工程と、(4)冷間圧延工程と、(5)板温を620℃〜900℃に制御する鈍焼工程と、(6)コーティング工程とを順に含む無方向性電磁鋼の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610963121.5A CN108004463A (zh) | 2016-10-28 | 2016-10-28 | 一种磁性能优良的无取向电工钢及其制造方法 |
CN201610963121.5 | 2016-10-28 | ||
PCT/CN2017/107797 WO2018077210A1 (zh) | 2016-10-28 | 2017-10-26 | 一种磁性能优良的无取向电工钢及其制造方法 |
Publications (2)
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JP2019536903A JP2019536903A (ja) | 2019-12-19 |
JP6931391B2 true JP6931391B2 (ja) | 2021-09-01 |
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JP2019521127A Active JP6931391B2 (ja) | 2016-10-28 | 2017-10-26 | 磁気特性に優れた無方向性電磁鋼及びその製造方法 |
Country Status (7)
Country | Link |
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US (1) | US11162154B2 (ja) |
EP (1) | EP3533895B1 (ja) |
JP (1) | JP6931391B2 (ja) |
KR (1) | KR20190068581A (ja) |
CN (1) | CN108004463A (ja) |
RU (1) | RU2723121C1 (ja) |
WO (1) | WO2018077210A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110777232B (zh) * | 2018-07-30 | 2021-10-22 | 宝山钢铁股份有限公司 | 一种磁性能优良的无取向电工钢板及其制造方法 |
CN112143961A (zh) * | 2019-06-28 | 2020-12-29 | 宝山钢铁股份有限公司 | 一种磁性能优良的无取向电工钢板及其连续退火方法 |
CN112143964A (zh) * | 2019-06-28 | 2020-12-29 | 宝山钢铁股份有限公司 | 一种极低铁损的无取向电工钢板及其连续退火工艺 |
CN112143963A (zh) * | 2019-06-28 | 2020-12-29 | 宝山钢铁股份有限公司 | 一种磁性能优良的无取向电工钢板及其连续退火方法 |
CN112430778A (zh) * | 2019-08-26 | 2021-03-02 | 宝山钢铁股份有限公司 | 一种薄规格无取向电工钢板及其制造方法 |
CN112430777A (zh) * | 2019-08-26 | 2021-03-02 | 宝山钢铁股份有限公司 | 一种超高磁感无取向电工钢板及其制造方法 |
TWI777498B (zh) * | 2020-04-16 | 2022-09-11 | 日商日本製鐵股份有限公司 | 無方向性電磁鋼板及其製造方法 |
CN111471927B (zh) * | 2020-04-27 | 2022-03-25 | 马鞍山钢铁股份有限公司 | 一种汽车发电机用高磁感无取向硅钢及其制备方法 |
KR20230110338A (ko) * | 2020-11-27 | 2023-07-21 | 닛폰세이테츠 가부시키가이샤 | 무방향성 전자 강판 및 그 제조 방법, 그리고 열연 강판 |
CN115198169B (zh) * | 2021-04-09 | 2023-07-07 | 宝山钢铁股份有限公司 | 一种无瓦楞状缺陷的高磁感低铁损无取向电工钢板及其制造方法 |
CN114411050B (zh) * | 2021-12-21 | 2022-10-14 | 河北敬业高品钢科技有限公司 | 一种无取向电工钢及其制备方法 |
CN115094311B (zh) * | 2022-06-17 | 2023-05-26 | 湖南华菱涟源钢铁有限公司 | 生产无取向电工钢的方法和无取向电工钢 |
CN118326239A (zh) * | 2023-01-10 | 2024-07-12 | 宝山钢铁股份有限公司 | 一种高磁感低铁损无取向电工钢板及其制造方法 |
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JP3158907B2 (ja) | 1994-06-27 | 2001-04-23 | 日本鋼管株式会社 | 磁気特性に優れた無方向性電磁鋼板の製造方法 |
JP2874564B2 (ja) * | 1994-08-23 | 1999-03-24 | 住友金属工業株式会社 | 磁気特性の優れた無方向性電磁鋼板の製造方法 |
JP2000008147A (ja) * | 1998-06-24 | 2000-01-11 | Sumitomo Metal Ind Ltd | 磁気特性の優れた無方向性電磁鋼板およびその製造方法 |
US7662242B2 (en) * | 2004-11-04 | 2010-02-16 | Nippon Steel Corporation | Non-oriented electrical steel superior in core loss |
CN101306434B (zh) | 2008-06-23 | 2012-05-30 | 首钢总公司 | 一种低碳低硅无铝半工艺无取向电工钢的制备方法 |
CN101812629A (zh) * | 2009-02-25 | 2010-08-25 | 宝山钢铁股份有限公司 | 铁损优良的无取向电工钢板及其制造方法 |
CN102453844B (zh) * | 2010-10-25 | 2013-09-04 | 宝山钢铁股份有限公司 | 一种磁性优良的高效无取向硅钢制造方法 |
CN102134675B (zh) * | 2011-02-22 | 2012-10-03 | 武汉钢铁(集团)公司 | 薄板坯连铸连轧生产的无取向电工钢及其方法 |
CN102796948B (zh) | 2011-05-27 | 2014-03-19 | 宝山钢铁股份有限公司 | 极低Ti含量的无取向电工钢板及其冶炼方法 |
JP5263363B2 (ja) | 2011-10-11 | 2013-08-14 | Jfeスチール株式会社 | 無方向性電磁鋼板の製造方法 |
CN103361544B (zh) * | 2012-03-26 | 2015-09-23 | 宝山钢铁股份有限公司 | 无取向硅钢及其制造方法 |
CN103614615A (zh) | 2013-09-24 | 2014-03-05 | 马钢(集团)控股有限公司 | 一种低成本冷轧无取向电工钢的制造方法 |
CN105779876A (zh) | 2014-12-23 | 2016-07-20 | 鞍钢股份有限公司 | 低牌号冷轧无取向电工钢薄带的生产方法 |
CN104789862A (zh) * | 2015-03-20 | 2015-07-22 | 宝山钢铁股份有限公司 | 表面状态良好的高磁感低铁损无取向电工钢板及其制造方法 |
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2016
- 2016-10-28 CN CN201610963121.5A patent/CN108004463A/zh active Pending
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2017
- 2017-10-26 US US16/343,216 patent/US11162154B2/en active Active
- 2017-10-26 JP JP2019521127A patent/JP6931391B2/ja active Active
- 2017-10-26 KR KR1020197013420A patent/KR20190068581A/ko not_active Ceased
- 2017-10-26 RU RU2019112782A patent/RU2723121C1/ru active
- 2017-10-26 WO PCT/CN2017/107797 patent/WO2018077210A1/zh unknown
- 2017-10-26 EP EP17864354.0A patent/EP3533895B1/en active Active
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RU2723121C1 (ru) | 2020-06-08 |
CN108004463A (zh) | 2018-05-08 |
WO2018077210A1 (zh) | 2018-05-03 |
US11162154B2 (en) | 2021-11-02 |
KR20190068581A (ko) | 2019-06-18 |
EP3533895A1 (en) | 2019-09-04 |
EP3533895B1 (en) | 2021-12-29 |
EP3533895A4 (en) | 2020-03-18 |
JP2019536903A (ja) | 2019-12-19 |
US20200181727A1 (en) | 2020-06-11 |
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