JPS6253578B2 - - Google Patents
Info
- Publication number
- JPS6253578B2 JPS6253578B2 JP59077806A JP7780684A JPS6253578B2 JP S6253578 B2 JPS6253578 B2 JP S6253578B2 JP 59077806 A JP59077806 A JP 59077806A JP 7780684 A JP7780684 A JP 7780684A JP S6253578 B2 JPS6253578 B2 JP S6253578B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- annealing
- temperature
- atmospheric gas
- heating
- 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
Links
- 238000000137 annealing Methods 0.000 claims description 61
- 238000010438 heat treatment Methods 0.000 claims description 29
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 17
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 230000003647 oxidation Effects 0.000 claims description 12
- 238000007254 oxidation reaction Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 102100021102 Hyaluronidase PH-20 Human genes 0.000 claims 1
- 101150055528 SPAM1 gene Proteins 0.000 claims 1
- 239000007789 gas Substances 0.000 description 29
- 229910052839 forsterite Inorganic materials 0.000 description 22
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 22
- 229910000831 Steel Inorganic materials 0.000 description 19
- 239000010959 steel Substances 0.000 description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 238000004804 winding Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 239000003112 inhibitor Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- 229910019440 Mg(OH) Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 3
- 239000000347 magnesium hydroxide Substances 0.000 description 3
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004660 morphological change Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
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
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7780684A JPS60221522A (ja) | 1984-04-18 | 1984-04-18 | 一方向性珪素鋼板の仕上焼鈍方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7780684A JPS60221522A (ja) | 1984-04-18 | 1984-04-18 | 一方向性珪素鋼板の仕上焼鈍方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60221522A JPS60221522A (ja) | 1985-11-06 |
| JPS6253578B2 true JPS6253578B2 (zh) | 1987-11-11 |
Family
ID=13644255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7780684A Granted JPS60221522A (ja) | 1984-04-18 | 1984-04-18 | 一方向性珪素鋼板の仕上焼鈍方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60221522A (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013133503A (ja) * | 2011-12-27 | 2013-07-08 | Jfe Steel Corp | 方向性電磁鋼板の製造方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3415379B2 (ja) * | 1996-11-21 | 2003-06-09 | Ｊｆｅスチール株式会社 | 方向性けい素鋼板の絶縁被膜及びその形成方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5419850A (en) * | 1977-07-13 | 1979-02-14 | Sharp Kk | Electronic type sewing machine |
| JPS55158229A (en) * | 1979-05-28 | 1980-12-09 | Kawasaki Steel Corp | Unformly heating method of coil in batch type tight coil annealing furnace |
-
1984
- 1984-04-18 JP JP7780684A patent/JPS60221522A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5419850A (en) * | 1977-07-13 | 1979-02-14 | Sharp Kk | Electronic type sewing machine |
| JPS55158229A (en) * | 1979-05-28 | 1980-12-09 | Kawasaki Steel Corp | Unformly heating method of coil in batch type tight coil annealing furnace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013133503A (ja) * | 2011-12-27 | 2013-07-08 | Jfe Steel Corp | 方向性電磁鋼板の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60221522A (ja) | 1985-11-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |