JP7365907B2 - 電気モータ用の無方向性電磁鋼帯 - Google Patents
電気モータ用の無方向性電磁鋼帯 Download PDFInfo
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- JP7365907B2 JP7365907B2 JP2019563069A JP2019563069A JP7365907B2 JP 7365907 B2 JP7365907 B2 JP 7365907B2 JP 2019563069 A JP2019563069 A JP 2019563069A JP 2019563069 A JP2019563069 A JP 2019563069A JP 7365907 B2 JP7365907 B2 JP 7365907B2
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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
-
- 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
-
- 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
-
- 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
-
- 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
- C21D8/1261—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 following hot rolling
-
- 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
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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%
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
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)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Description
-鉄および不可避の不純物に加えて、
-Si:2.30から3.40重量%、
-Al:0.30から1.10重量%、
-Mn:0.07から0.25重量%、
-P:最大0.030重量%、
を含む鋼からなる熱間圧延鋼帯を提供すること、
-熱間圧延鋼帯を冷間圧延して、冷間圧延鋼帯を得ること、および
-冷間圧延鋼帯を最終熱処理すること
を含み、
最終熱処理は、950から1100°Cの温度で90秒以下行われる、本発明の無方向性電磁鋼帯または鋼板の製造プロセスをさらに提供する。
本発明による電磁鋼帯P1~P7は、表1に示される組成および表2に示されるデータの対応するタイプの熱間圧延鋼帯から製造された。
Rp0.2値は、材料の降伏強度を表し、DIN EN ISO 6892-1:2017-02「Metallic materials-Tensile testing-Part 1:Method of test at room temperature」に従って判定される。
Rm値は、材料の引張強度を表し、DIN EN ISO 6892-1:2017-02「Metallic materials-Tensile testing-Part 1:Method of test at room temperature」に従って判定される。
Hv5値は硬度を表し、DIN EN ISO 6507-1:2006-03「Metallic materials-Vickers hardness test-Part 1:Test method」に従って判定される。
A80値は、破断伸びを表し、DIN EN ISO 6892-1:2017-02「Metallic materials-Tensile testing-Part 1:Method of test at room temperature」に従って判定される。
「降伏強度値」の値は、Rp0.2/Rmの比率を表し、DIN EN ISO 6892-1:2017-02「Metallic materials-Tensile testing-Part 1:Method of test at room temperature」に従って判定される。
粒径は、ASTM E112「Standard Test Methods for Determining Average Grain Size」に従った光学顕微鏡による微細構造の検査によって判定される。
分極は、DIN EN 60404-2:2009-01:「Magnetic materials-Part 2:Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of an Epstein frame」に従って判定される。
損失Pは、DIN EN 60404-2:2009-01:「Magnetic materials-Part 2:Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of an Epstein frame」に従って判定される。
たわみの数は、DIN EN ISO 7799:200-07「Metallic materials-Sheet and strip 3mm thick or less-Reverse bending test」に従って判定される。
Claims (13)
- 無方向性電磁鋼帯または鋼板であって、それぞれ50Hzで測定されるときの、100A/mJ100の電界強度での分極と、2500A/mJ2500の電界強度での分極との比率が少なくとも0.5であり、前記電磁鋼帯または鋼板は厚さが0.24から0.33mmであり、50°Cの温度での比電気抵抗が0.40~0.70μΩmであり、
鉄および不可避の不純物に加えて、
Si:2.30から3.40重量%、
Al:0.30から1.10重量%、
Mn:0.07から0.25重量%、
P:最大0.030重量%、但し0.030重量%を除く、
から成る鋼から製造されることを特徴とする、
無方向性電磁鋼帯または鋼板。 - 50~130μmの粒径を有することを特徴とする、請求項1に記載の無方向性電磁鋼帯または鋼板。
- 70~100μmの粒径を有することを特徴とする、請求項2に記載の無方向性電磁鋼帯または鋼板。
- 比電気抵抗が0.52~0.67μΩmであることを特徴とする、請求項1~3のいずれかに記載の無方向性電磁鋼帯または鋼板。
- それぞれ50Hzで測定されるときの、100A/mJ100の電界強度での分極と、200A/mJ200の電界強度での分極との比率が、少なくとも0.59~1.0であることを特徴とする、請求項1~4のいずれかに記載の無方向性電磁鋼帯または鋼板。
- 0.26から0.31mmの厚さを有することを特徴とする、請求項1~5のいずれかに記載の無方向性電磁鋼帯または鋼板。
- 降伏強度Rp0.2が330~480N/mm 2であることを特徴とする、請求項1~6のいずれかに記載の無方向性電磁鋼帯または鋼板。
- 引張強度Rmが450~600N/mm 2であることを特徴とする、請求項1~7のいずれかに記載の無方向性電磁鋼帯または鋼板。
- 破断伸びA80が10~30%の値を有することを特徴とする、請求項1~8のいずれかに記載の無方向性電磁鋼帯または鋼板。
- 硬度Hv5が140~240の値を有することを特徴とする、請求項1~9のいずれかに記載の無方向性電磁鋼帯または鋼板。
- 少なくとも以下のプロセスステップ
-熱間圧延鋼帯を冷間圧延して、冷間圧延鋼帯を得ること、および
-前記冷間圧延鋼帯を最終熱処理すること
を含み、
前記最終熱処理は、950~1100°Cの温度で90秒以下行われることを特徴とする、請求項1~10のいずれかに記載の無方向性電磁鋼帯または鋼板の製造プロセス。 - 請求項1~10のいずれかに記載の電磁鋼帯または鋼板から製造される電気工学用途の部品。
- 電気工学用途の部品における、請求項1~10のいずれかに記載の電磁鋼帯または鋼板の使用。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE102017208146.5 | 2017-05-15 | ||
DE102017208146.5A DE102017208146B4 (de) | 2017-05-15 | 2017-05-15 | NO-Elektroband für E-Motoren |
PCT/EP2018/062185 WO2018210690A1 (de) | 2017-05-15 | 2018-05-11 | No-elektroband für e-motoren |
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JP2020521044A JP2020521044A (ja) | 2020-07-16 |
JP7365907B2 true JP7365907B2 (ja) | 2023-10-20 |
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JP2019563069A Active JP7365907B2 (ja) | 2017-05-15 | 2018-05-11 | 電気モータ用の無方向性電磁鋼帯 |
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US (1) | US11041222B2 (ja) |
EP (1) | EP3625373A1 (ja) |
JP (1) | JP7365907B2 (ja) |
CN (2) | CN110637098A (ja) |
DE (1) | DE102017208146B4 (ja) |
WO (1) | WO2018210690A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102018201622A1 (de) * | 2018-02-02 | 2019-08-08 | Thyssenkrupp Ag | Nachglühfähiges, aber nicht nachglühpflichtiges Elektroband |
DE102018201618A1 (de) * | 2018-02-02 | 2019-08-08 | Thyssenkrupp Ag | Nachglühfähiges, aber nicht nachglühpflichtiges Elektroband |
WO2020094230A1 (de) * | 2018-11-08 | 2020-05-14 | Thyssenkrupp Steel Europe Ag | Elektroband oder -blech für höherfrequente elektromotoranwendungen mit verbesserter polarisation und geringen ummagnetisierungsverlusten |
EP3960886A1 (de) * | 2020-09-01 | 2022-03-02 | ThyssenKrupp Steel Europe AG | Nicht kornorientiertes metallisches flachprodukt, verfahren zu dessen herstellung sowie verwendung |
DE102022116250A1 (de) * | 2022-06-29 | 2024-01-04 | Thyssenkrupp Steel Europe Ag | Hocheffiziente Kompressor-Motoren |
DE102022129243A1 (de) * | 2022-11-04 | 2024-05-08 | Thyssenkrupp Steel Europe Ag | Nicht kornorientiertes metallisches Elektroband oder -blech sowie Verfahren zur Herstellung eines nicht kornorientierten Elektrobands |
DE102022129242A1 (de) | 2022-11-04 | 2024-05-08 | Thyssenkrupp Steel Europe Ag | Verfahren zur Herstellung eines nicht kornorientierten Elektrobands |
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JP2001073098A (ja) | 1999-07-08 | 2001-03-21 | Nippon Steel Corp | 加工性の良好な低鉄損無方向性電磁鋼板及びその製造方法 |
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JP2017057462A (ja) | 2015-09-16 | 2017-03-23 | 新日鐵住金株式会社 | 無方向性電磁鋼板およびその製造方法 |
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-
2017
- 2017-05-15 DE DE102017208146.5A patent/DE102017208146B4/de active Active
-
2018
- 2018-05-11 CN CN201880032316.5A patent/CN110637098A/zh active Pending
- 2018-05-11 CN CN202210268891.3A patent/CN114645204A/zh active Pending
- 2018-05-11 WO PCT/EP2018/062185 patent/WO2018210690A1/de unknown
- 2018-05-11 EP EP18726363.7A patent/EP3625373A1/de active Pending
- 2018-05-11 US US16/609,636 patent/US11041222B2/en active Active
- 2018-05-11 JP JP2019563069A patent/JP7365907B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001073098A (ja) | 1999-07-08 | 2001-03-21 | Nippon Steel Corp | 加工性の良好な低鉄損無方向性電磁鋼板及びその製造方法 |
JP2005206887A (ja) | 2004-01-23 | 2005-08-04 | Sumitomo Metal Ind Ltd | 無方向性電磁鋼板の製造方法 |
US20170044641A1 (en) | 2014-05-08 | 2017-02-16 | Centro Sviluppo Materiali S.P.A. | Process for the production of grain non-oriented electric steel strip, with an high degree of cold reduction |
JP2017057462A (ja) | 2015-09-16 | 2017-03-23 | 新日鐵住金株式会社 | 無方向性電磁鋼板およびその製造方法 |
Also Published As
Publication number | Publication date |
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CN110637098A (zh) | 2019-12-31 |
WO2018210690A1 (de) | 2018-11-22 |
DE102017208146B4 (de) | 2019-06-19 |
DE102017208146A1 (de) | 2018-11-15 |
JP2020521044A (ja) | 2020-07-16 |
US20200063229A1 (en) | 2020-02-27 |
EP3625373A1 (de) | 2020-03-25 |
CN114645204A (zh) | 2022-06-21 |
US11041222B2 (en) | 2021-06-22 |
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