JPH0327629B2 - - Google Patents
Info
- Publication number
- JPH0327629B2 JPH0327629B2 JP60292135A JP29213585A JPH0327629B2 JP H0327629 B2 JPH0327629 B2 JP H0327629B2 JP 60292135 A JP60292135 A JP 60292135A JP 29213585 A JP29213585 A JP 29213585A JP H0327629 B2 JPH0327629 B2 JP H0327629B2
- Authority
- JP
- Japan
- Prior art keywords
- annealing
- steel sheet
- grain
- steel
- oriented electrical
- 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
- 238000000137 annealing Methods 0.000 claims description 50
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 239000011521 glass Substances 0.000 claims description 19
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 claims description 17
- 238000005261 decarburization Methods 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 6
- 239000003610 charcoal Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 33
- 229910052742 iron Inorganic materials 0.000 description 16
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000011282 treatment Methods 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical class [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 1
- 239000004137 magnesium phosphate Substances 0.000 description 1
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 1
- 229960002261 magnesium phosphate Drugs 0.000 description 1
- 235000010994 magnesium phosphates Nutrition 0.000 description 1
- CRGGPIWCSGOBDN-UHFFFAOYSA-N magnesium;dioxido(dioxo)chromium Chemical compound [Mg+2].[O-][Cr]([O-])(=O)=O CRGGPIWCSGOBDN-UHFFFAOYSA-N 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 1
- 229910000165 zinc phosphate Inorganic materials 0.000 description 1
Landscapes
- Manufacturing Of Steel Electrode Plates (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Chemical Treatment Of Metals (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29213585A JPS62151521A (ja) | 1985-12-26 | 1985-12-26 | グラス皮膜特性のすぐれた低鉄損方向性電磁鋼板の製造方法 |
US06/938,648 US4897131A (en) | 1985-12-06 | 1986-12-05 | Grain-oriented electrical steel sheet having improved glass film properties and low watt loss |
DE3689703T DE3689703T2 (de) | 1985-12-06 | 1986-12-05 | Kornorientiertes Elektrostahlblech mit Glasfilmeigenschaften und niedrigem Wattverlust sowie dessen Herstellung. |
EP86116964A EP0225619B1 (en) | 1985-12-06 | 1986-12-05 | Grain-oriented electrical steel sheet having improved glass film properties and low watt loss and a process for producing same |
US07/427,964 US5028279A (en) | 1985-12-06 | 1989-10-26 | Grain oriented electrical steel sheet having improved glass film properties and low watt loss and process for producing same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29213585A JPS62151521A (ja) | 1985-12-26 | 1985-12-26 | グラス皮膜特性のすぐれた低鉄損方向性電磁鋼板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62151521A JPS62151521A (ja) | 1987-07-06 |
JPH0327629B2 true JPH0327629B2 (no) | 1991-04-16 |
Family
ID=17777986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP29213585A Granted JPS62151521A (ja) | 1985-12-06 | 1985-12-26 | グラス皮膜特性のすぐれた低鉄損方向性電磁鋼板の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62151521A (no) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62156221A (ja) * | 1985-12-27 | 1987-07-11 | Nippon Steel Corp | グラス皮膜の密着性がよく、かつ鉄損の低い方向性電磁鋼板の製造方法 |
JP4893910B2 (ja) * | 2005-04-19 | 2012-03-07 | カシオ計算機株式会社 | ランプユニット及びプロジェクタ |
KR101296990B1 (ko) * | 2010-07-28 | 2013-08-14 | 신닛테츠스미킨 카부시키카이샤 | 방향성 전자기 강판 및 그 제조 방법 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53137016A (en) * | 1977-05-04 | 1978-11-30 | Nippon Steel Corp | Oriented electrical steel sheet of ultra low iron loss |
JPS5518566A (en) * | 1978-07-26 | 1980-02-08 | Nippon Steel Corp | Improving method for iron loss characteristic of directional electrical steel sheet |
JPS57101673A (en) * | 1980-12-16 | 1982-06-24 | Kawasaki Steel Corp | Formation of uniform undercoating film in directional silicon steel plate |
JPS59197520A (ja) * | 1983-04-20 | 1984-11-09 | Kawasaki Steel Corp | 鉄損の低い一方向性電磁鋼板の製造方法 |
JPS59215488A (ja) * | 1983-05-20 | 1984-12-05 | Nippon Steel Corp | 方向性電磁鋼板の焼鈍分離剤 |
-
1985
- 1985-12-26 JP JP29213585A patent/JPS62151521A/ja active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53137016A (en) * | 1977-05-04 | 1978-11-30 | Nippon Steel Corp | Oriented electrical steel sheet of ultra low iron loss |
JPS5518566A (en) * | 1978-07-26 | 1980-02-08 | Nippon Steel Corp | Improving method for iron loss characteristic of directional electrical steel sheet |
JPS57101673A (en) * | 1980-12-16 | 1982-06-24 | Kawasaki Steel Corp | Formation of uniform undercoating film in directional silicon steel plate |
JPS59197520A (ja) * | 1983-04-20 | 1984-11-09 | Kawasaki Steel Corp | 鉄損の低い一方向性電磁鋼板の製造方法 |
JPS59215488A (ja) * | 1983-05-20 | 1984-12-05 | Nippon Steel Corp | 方向性電磁鋼板の焼鈍分離剤 |
Also Published As
Publication number | Publication date |
---|---|
JPS62151521A (ja) | 1987-07-06 |
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