CN1320135C - 制造具有高磁通量密度的非取向电工钢片的方法 - Google Patents
制造具有高磁通量密度的非取向电工钢片的方法 Download PDFInfo
- Publication number
- CN1320135C CN1320135C CNB2004100335942A CN200410033594A CN1320135C CN 1320135 C CN1320135 C CN 1320135C CN B2004100335942 A CNB2004100335942 A CN B2004100335942A CN 200410033594 A CN200410033594 A CN 200410033594A CN 1320135 C CN1320135 C CN 1320135C
- Authority
- CN
- China
- Prior art keywords
- cold rolling
- flux density
- steel
- steel bar
- molten steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 229910000976 Electrical steel Inorganic materials 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 73
- 239000010959 steel Substances 0.000 claims abstract description 73
- 238000005097 cold rolling Methods 0.000 claims abstract description 58
- 230000004907 flux Effects 0.000 claims abstract description 34
- 239000013078 crystal Substances 0.000 claims abstract description 10
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 36
- 238000000137 annealing Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 2
- 238000010791 quenching Methods 0.000 abstract description 7
- 238000007711 solidification Methods 0.000 abstract description 5
- 230000008023 solidification Effects 0.000 abstract description 5
- 229910000565 Non-oriented electrical steel Inorganic materials 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 238000010276 construction Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- 206010053567 Coagulopathies Diseases 0.000 description 4
- 230000035602 clotting Effects 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Images
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
- C21D8/1216—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/06—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means comprising radial locking means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
-
- 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
- C21D8/1205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular fabrication or treatment of ingot or slab
- C21D8/1211—Rapid solidification; Thin strip casting
-
- 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
- C21D8/1277—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
- C21D8/1283—Application of a separating or insulating coating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
Abstract
Description
样品号 | 冷轧温度(℃) | 发现裂缝情况下的裂缝深度(毫米) | B50LC(T) |
1 | 20 | 50 | 1.732 |
2 | 50 | 45 | 1.732 |
3 | 100 | 20 | 1.737 |
4 | 150 | 10 | 1.739 |
5 | 180 | 没有裂缝 | 1.743 |
6 | 250 | 没有裂缝 | 1.745 |
7 | 350 | 没有裂缝 | 1.746 |
8 | 370 | 没有裂缝 | 1.746 |
样品号 | {100}磁极强度 | 过热度(℃) | 铸钢条厚度(mm) | 冷却减速比(%) | W15/50LC(W/kg) | B50L(T) | B50C(T) | B50LC(T) | |
1 | 2.3 | 30 | 1.59 | 78 | 2.07 | 1.729 | 1.669 | 1.699 | 比较例 |
2 | 3.5 | 55 | 1.59 | 78 | 2.06 | 1.734 | 1.691 | 1.713 | 比较例 |
3 | 4.1 | 72 | 1.59 | 78 | 2.03 | 1.746 | 1.705 | 1.726 | 本发明实施例 |
4 | 5.5 | 88 | 1.59 | 78 | 2.01 | 1.739 | 1.720 | 1.730 | 本发明实施例 |
5 | 6.4 | 100 | 1.59 | 78 | 1.98 | 1.734 | 1.733 | 1.734 | 本发明实施例 |
6 | 5.5 | 89 | 0.88 | 60 | 2.05 | 1.735 | 1.697 | 1.716 | 比较例 |
7 | 5.6 | 90 | 1.09 | 68 | 2.05 | 1.738 | 1.700 | 1.719 | 比较例 |
8 | 5.3 | 88 | 1.25 | 72 | 2.03 | 1.741 | 1.707 | 1.724 | 本发明实施例 |
9 | 5.4 | 88 | 1.75 | 80 | 1.99 | 1.744 | 1.718 | 1.731 | 本发明实施例 |
10 | 5.2 | 85 | 2.19 | 84 | 2.02 | 1.724 | 1.720 | 1.722 | 本发明实施例 |
11 | 5.3 | 87 | 2.50 | 86 | 2.07 | 1.710 | 1.699 | 1.705 | 比较例 |
样品号 | {100}磁极强度 | 过热度(℃) | 铸钢条厚度(mm) | 冷轧比(%) | 冷轧温度(%) | 边缘裂缝深度(mm) | W15/50LC(W/kg) | B50L(T) | B50C(T) | B50LC(T) | |
12 | 5.4 | 88 | 1.75 | 80 | 20 | 55 | 1.99 | 1.744 | 1.718 | 1.731 | 本发明实施例 |
13 | 5.4 | 88 | 1.75 | 80 | 150 | 20 | 1.99 | 1.746 | 1.720 | 1.733 | 本发明实施例 |
14 | 5.4 | 88 | 1.75 | 80 | 180 | 0 | 1.98 | 1.753 | 1.726 | 1.740 | 本发明实施例 |
15 | 5.4 | 88 | 1.75 | 80 | 210 | 0 | 1.96 | 1.754 | 1.729 | 1.742 | 本发明实施例 |
16 | 5.4 | 88 | 1.75 | 80 | 350 | 0 | 1.96 | 1.754 | 1.729 | 1.741 | 本发明实施例 |
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003106992 | 2003-04-10 | ||
JP2003106992 | 2003-04-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1537957A CN1537957A (zh) | 2004-10-20 |
CN1320135C true CN1320135C (zh) | 2007-06-06 |
Family
ID=32905977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100335942A Expired - Lifetime CN1320135C (zh) | 2003-04-10 | 2004-04-07 | 制造具有高磁通量密度的非取向电工钢片的方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7214277B2 (zh) |
EP (1) | EP1469088B1 (zh) |
KR (1) | KR100561996B1 (zh) |
CN (1) | CN1320135C (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100392134C (zh) * | 2006-07-31 | 2008-06-04 | 武汉钢铁(集团)公司 | 一种450MPa级冷轧磁极钢的生产方法 |
CN100392133C (zh) * | 2006-07-31 | 2008-06-04 | 武汉钢铁(集团)公司 | 一种350MPa级冷轧磁极钢的生产方法 |
CN101935800B (zh) * | 2010-09-30 | 2012-07-04 | 东北大学 | 一种高硅钢薄带及其制备方法 |
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 |
CN102476131A (zh) | 2010-11-26 | 2012-05-30 | 宝山钢铁股份有限公司 | 一种防止高硅带钢断带的冷轧方法 |
JP6828814B2 (ja) | 2017-06-02 | 2021-02-10 | 日本製鉄株式会社 | 無方向性電磁鋼板 |
EP3633056B1 (en) | 2017-06-02 | 2023-02-22 | Nippon Steel Corporation | Non-oriented electrical steel sheet |
WO2018220839A1 (ja) | 2017-06-02 | 2018-12-06 | 新日鐵住金株式会社 | 無方向性電磁鋼板 |
CN110396642A (zh) * | 2019-07-29 | 2019-11-01 | 江苏理工学院 | 具有{100}织构的无取向电工钢及其制备方法 |
KR102271299B1 (ko) * | 2019-12-19 | 2021-06-29 | 주식회사 포스코 | 이방향성 전기강판 및 그의 제조방법 |
CN114045434B (zh) * | 2021-11-10 | 2022-09-20 | 张家港扬子江冷轧板有限公司 | 高牌号无取向硅钢及其生产方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06240358A (ja) * | 1993-02-12 | 1994-08-30 | Nippon Steel Corp | 磁束密度が高く、鉄損の低い無方向性電磁鋼板の製造方法 |
CN1154146A (zh) * | 1994-06-24 | 1997-07-09 | 新日本制铁株式会社 | 具有高磁通密度和低铁损的非取向电工钢片的制造方法 |
KR20010064943A (ko) * | 1999-12-20 | 2001-07-11 | 이구택 | 자속밀도가 높은 무방향성 전기강판의 제조방법 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0665724B2 (ja) * | 1986-04-14 | 1994-08-24 | 新日本製鐵株式会社 | 磁気特性の優れた電磁鋼板の製造方法 |
JPH0620593B2 (ja) * | 1989-01-20 | 1994-03-23 | 新日本製鐵株式会社 | 無方向性電磁鋼板用鋳片の製造方法 |
JPH05277657A (ja) * | 1992-04-01 | 1993-10-26 | Nippon Steel Corp | 双ロール鋳造における薄鋳片柱状晶組織の傾角制御方法 |
JPH06128642A (ja) * | 1992-10-13 | 1994-05-10 | Nippon Steel Corp | 磁気特性が極めて優れた高珪素無方向性電磁鋼板の製造方法 |
DE69426193D1 (de) * | 1993-09-16 | 2000-11-30 | Rheo Technology Ltd | Verfahren zur herstellung dünner gussstücke mittels kontinuierlichem giessen |
KR970007160B1 (ko) | 1994-11-16 | 1997-05-03 | 포항종합제철 주식회사 | 항장력이 높은 무방향성 전기 강판의 제조방법 |
CN1102670C (zh) * | 1999-06-16 | 2003-03-05 | 住友金属工业株式会社 | 无方向性电磁钢片及其制造方法 |
JP4303431B2 (ja) * | 2000-12-11 | 2009-07-29 | 新日本製鐵株式会社 | 超高磁束密度無方向性電磁鋼板およびその製造方法 |
-
2004
- 2004-03-31 KR KR1020040021899A patent/KR100561996B1/ko active IP Right Grant
- 2004-04-06 EP EP04008374A patent/EP1469088B1/en not_active Expired - Lifetime
- 2004-04-07 CN CNB2004100335942A patent/CN1320135C/zh not_active Expired - Lifetime
- 2004-04-08 US US10/819,939 patent/US7214277B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06240358A (ja) * | 1993-02-12 | 1994-08-30 | Nippon Steel Corp | 磁束密度が高く、鉄損の低い無方向性電磁鋼板の製造方法 |
CN1154146A (zh) * | 1994-06-24 | 1997-07-09 | 新日本制铁株式会社 | 具有高磁通密度和低铁损的非取向电工钢片的制造方法 |
KR20010064943A (ko) * | 1999-12-20 | 2001-07-11 | 이구택 | 자속밀도가 높은 무방향성 전기강판의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
EP1469088A2 (en) | 2004-10-20 |
EP1469088B1 (en) | 2011-08-17 |
US7214277B2 (en) | 2007-05-08 |
KR100561996B1 (ko) | 2006-03-20 |
KR20040089481A (ko) | 2004-10-21 |
EP1469088A3 (en) | 2004-10-27 |
CN1537957A (zh) | 2004-10-20 |
US20040200548A1 (en) | 2004-10-14 |
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Address after: Tokyo, Japan Patentee after: NIPPON STEEL & SUMITOMO METAL Corp. Address before: Tokyo, Japan Patentee before: NIPPON STEEL & SUMITOMO METAL Corp. |
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