KR101037098B1 - 연자성 철-코발트-크롬계 합금 및 이의 제조방법 - Google Patents
연자성 철-코발트-크롬계 합금 및 이의 제조방법 Download PDFInfo
- Publication number
- KR101037098B1 KR101037098B1 KR1020080072537A KR20080072537A KR101037098B1 KR 101037098 B1 KR101037098 B1 KR 101037098B1 KR 1020080072537 A KR1020080072537 A KR 1020080072537A KR 20080072537 A KR20080072537 A KR 20080072537A KR 101037098 B1 KR101037098 B1 KR 101037098B1
- Authority
- KR
- South Korea
- Prior art keywords
- soft magnetic
- alloy
- fuel injection
- magnetic alloy
- injection valve
- Prior art date
Links
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 55
- 229910045601 alloy Inorganic materials 0.000 title claims description 107
- 239000000956 alloy Substances 0.000 title claims description 107
- 238000000034 method Methods 0.000 title claims description 38
- WBWJXRJARNTNBL-UHFFFAOYSA-N [Fe].[Cr].[Co] Chemical compound [Fe].[Cr].[Co] WBWJXRJARNTNBL-UHFFFAOYSA-N 0.000 title abstract description 7
- 238000004519 manufacturing process Methods 0.000 title description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910001004 magnetic alloy Inorganic materials 0.000 claims abstract description 27
- 239000011651 chromium Substances 0.000 claims abstract description 21
- 229910052742 iron Inorganic materials 0.000 claims abstract description 14
- 239000000446 fuel Substances 0.000 claims description 21
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 238000000137 annealing Methods 0.000 claims description 12
- 229910052804 chromium Inorganic materials 0.000 claims description 10
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 230000035699 permeability Effects 0.000 claims description 8
- 239000000543 intermediate Substances 0.000 claims description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 229910001313 Cobalt-iron alloy Inorganic materials 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000011572 manganese Substances 0.000 abstract description 20
- CADICXFYUNYKGD-UHFFFAOYSA-N sulfanylidenemanganese Chemical compound [Mn]=S CADICXFYUNYKGD-UHFFFAOYSA-N 0.000 abstract description 10
- 239000000788 chromium alloy Substances 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 description 27
- 229910052684 Cerium Inorganic materials 0.000 description 20
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 19
- 239000011593 sulfur Substances 0.000 description 19
- 239000011575 calcium Substances 0.000 description 16
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 13
- 239000002244 precipitate Substances 0.000 description 12
- 238000005098 hot rolling Methods 0.000 description 11
- 238000005096 rolling process Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 229910052748 manganese Inorganic materials 0.000 description 9
- 229910052791 calcium Inorganic materials 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 238000005498 polishing Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000005261 decarburization Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 238000005275 alloying Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000010309 melting process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000000399 optical microscopy Methods 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 229910017061 Fe Co Inorganic materials 0.000 description 1
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical group [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- 229910003271 Ni-Fe Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000007431 microscopic evaluation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- 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
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/30—Ferrous alloys, e.g. steel alloys containing chromium with cobalt
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
-
- 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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
합금 | Fe | Co (wt%) |
Cr (wt%) |
Mn (wt%) |
Si (wt%) |
Al (wt%) |
O (wt%) |
S (wt%) |
Ce (wt%) |
Ca (ppm) |
1* | 잔량 | 16.45 | 2.06 | 0.06 | 0.49 | 0.19 | 0.0010 | <0.003 | 0.002 | 0 |
2 | 잔량 | 16.45 | 2.05 | 0.06 | 0.44 | 0.17 | 0.0012 | 0.028 | 0.005 | 2 |
3* | 잔량 | 9.20 | 13.10 | 0 | 0 | 0.26 | - | 0 | 0 | 0 |
4 | 잔량 | 9.25 | 13.20 | 0.08 | 0 | 0.27 | - | 0.043 | 0.1 | 0 |
합금 | ρ (μΩm) |
Hc (A/cm) |
J(160) (T) |
J(400) (T) |
μmax | Rρ0.2 (Mpa) |
AL (%) |
1* | 0.430 | 0.90 | 2.00 | 2.19 | 4016 | 233 | 22.7 |
2 | 0.422 | 1.18 | 2.03 | 2.18 | 4376 | 296 | 22.4 |
합금 |
Hc (A/cm) |
H(A/cm)에서의 J (T) | ρ (μΩm) |
μmax | |||
100A/cm | 160A/cm | 200A/cm | 400A/cm | ||||
3* | 1.4 | 1.68 | 1.76 | 1.79 | 1.82 | 0.6377 | 4046 |
4 | 1.7 | 1.68 | 1.75 | 1.78 | 1.81 | 0.6409 | 2955 |
합금 | Rρ0.1 (Mpa) |
Rρ0.2 (Mpa) |
Rm (Mpa) |
AL (%) |
HV | Z (%) |
E율 (GPa) |
3* | 290 | 298 | 493 | 18.84 | 151 | 83.08 | 132 |
4 | 333 | 341 | 561 | 19.3 | 164 | 79.94 | 148 |
Claims (28)
- 5wt%≤Co≤30wt%, 1wt%≤Cr≤20wt%, 0.1wt%≤Al≤2wt%, 0wt%≤Si≤1.5wt%, 0.017wt%≤Mn≤0.2wt%, 0.01wt%≤S≤0.05wt%, 0wt%≤O≤0.0015wt%와, 0.0003wt%≤Ce≤0.05wt%, 0wt%≤Ca≤0.005wt% 및 나머지 철로 이루어지며, Mn/S>1.7이고 0.117wt%≤(Al+Si+Mn+V+Mo+W+Nb+Ti+Ni)≤5wt%인 연자성 합금.
- 제1항에 있어서,0.001wt%≤Ca≤0.005wt%인 것을 특징으로 하는 연자성 합금.
- 제1항에 있어서,0.001wt%≤Ce≤0.02wt%인 것을 특징으로 하는 연자성 합금.
- 제3항에 있어서,0.001wt%≤Ce≤0.005wt%인 것을 특징으로 하는 연자성 합금.
- 제1항에 있어서,8wt%≤Co≤22wt%의 코발트 함량을 특징으로 하는 연자성 합금.
- 제5항에 있어서,14wt%≤Co≤20wt%의 코발트 함량을 특징으로 하는 연자성 합금.
- 제1항에 있어서,1.5wt%≤Cr≤3wt%의 크롬 함량을 특징으로 하는 연자성 합금.
- 제1항에 있어서,6wt%≤Cr≤15wt%의 크롬 함량을 특징으로 하는 연자성 합금.
- 제1항에 있어서,전기비저항 ρ>0.40μΩm를 특징으로 하는 연자성 합금.
- 제9항에 있어서,전기비저항 ρ>0.60μΩm를 특징으로 하는 연자성 합금.
- 제1항에 있어서,항복강도 Rρ0.2>280MPa를 특징으로 하는 연자성 합금.
- 제1항에 있어서,보자력 Hc<5.0A/cm를 특징으로 하는 연자성 합금.
- 제12항에 있어서,보자력 Hc<2.0A/cm를 특징으로 하는 연자성 합금.
- 제1항에 있어서,최대투자율 μmax>1000을 특징으로 하는 연자성 합금.
- 제1항 내지 제14항 중의 어느 한 항에 의한 합금으로 제조되는 전자기 액츄에이터용 연자성 코어.
- 제1항 내지 제14항 중의 어느 한 항에 의한 합금으로 제조되는 내부연소엔진의 솔레노이드 밸브용 연자성 코어.
- 제1항 내지 제14항 중의 어느 한 항에 의한 합금으로 제조되는 내부연소엔진의 연료분사밸브용 연자성 코어.
- 제1항 내지 제14항 중의 어느 한 항에 의한 합금으로 제조되는 스파크점화엔진의 직접연료분사밸브용 연자성 코어.
- 제1항 내지 제14항 중의 어느 한 항에 의한 합금으로 제조되는 디젤엔진의 직접연료분사밸브용 연자성 코어.
- 제1항 내지 제14항 중의 어느 한 항에 의한 연자성 합금으로 제조된 요소를 구비한 내부연소엔진의 연료분사밸브.
- 제20항에 있어서,상기 연료분사밸브는 스파크점화엔진의 직접연료분사밸브인 것을 특징으로 하는 연료분사밸브.
- 제20항에 있어서,상기 연료분사밸브는 디젤엔진의 직접연료분사밸브인 것을 특징으로 하는 연료분사밸브.
- 제1항 내지 제14항 중의 어느 한 항에 의한 합금으로 제조된 전기모터용 연자성 전기자.
- 초기에 연자성 합금을 용해(1) 및 열간성형(4, 10)함으로써 제작품이 제조되고, 상기 연자성 합금은 5wt%≤Co≤30wt%, 1wt%≤Cr≤20wt%, 0.1wt%≤Al≤2wt%, 0wt%≤Si≤1.5wt%, 0.017wt%≤Mn≤0.2wt%, 0.01wt%≤S≤0.05wt%, 0wt%≤O≤0.0015wt%와, 0.0003wt%≤Ce≤0.05wt%, 0wt%≤Ca≤0.005wt% 및 나머지 철로 이루어지고 이때 Mn/S>1.7이고 0.117wt%≤(Al+Si+Mn+V+Mo+W+Nb+Ti+Ni)≤5wt%이며, 어닐링처리(7, 12)가 행해지는 코발트-철 합금으로 된 중간품을 제조하기 위한 방법.
- 제24항에 있어서,상기 어닐링처리(7, 12)는 700℃ 내지 1100℃의 온도범위에서 행해지는 것을 특징으로 하는 방법.
- 제24항에 있어서,상기 어닐링처리(7, 12)는 750℃ 내지 850℃의 온도범위에서 행해지는 것을 특징으로 하는 방법.
- 제24항 내지 제26항 중의 어느 한 항에 있어서,상기 합금은 상기 어닐링처리(7, 12) 이전에 냉간성형되는 것을 특징으로 하는 방법.
- 제24항 내지 제26항 중의 어느 한 항에 있어서,상기 합금은 불활성 가스나 수소 또는 진공 중에서 어닐링처리되는 것을 특징으로 하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007035773A DE102007035773B9 (de) | 2007-07-27 | 2007-07-27 | Weichmagnetische Legierung auf Eisen-Kobalt-Chrom-Basis sowie Verfahren zu deren Herstellung |
DE102007035773.9 | 2007-07-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090012144A KR20090012144A (ko) | 2009-02-02 |
KR101037098B1 true KR101037098B1 (ko) | 2011-05-26 |
Family
ID=39746859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080072537A KR101037098B1 (ko) | 2007-07-27 | 2008-07-25 | 연자성 철-코발트-크롬계 합금 및 이의 제조방법 |
Country Status (5)
Country | Link |
---|---|
KR (1) | KR101037098B1 (ko) |
DE (1) | DE102007035773B9 (ko) |
GB (1) | GB2451220B (ko) |
HK (1) | HK1127157A1 (ko) |
SG (1) | SG149786A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118272734B (zh) * | 2024-05-31 | 2024-08-20 | 西安钢研功能材料股份有限公司 | 一种高强耐腐蚀软磁合金及其棒材的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB833446A (en) * | 1956-05-23 | 1960-04-27 | Kanthal Ab | Improved iron, chromium, aluminium alloys |
JPS546808A (en) | 1977-06-20 | 1979-01-19 | Toshiba Corp | Magnetic alloy of iron-chromium-cobalt base |
JPS6293342A (ja) | 1985-10-17 | 1987-04-28 | Daido Steel Co Ltd | 軟質磁性材料 |
JP2006322057A (ja) | 2005-05-20 | 2006-11-30 | Daido Steel Co Ltd | 軟質磁性材料 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR971282A (fr) * | 1943-06-08 | 1951-01-15 | Kanthal Ab | Alliage résistant à la chaleur, pouvant être usiné et destiné à servir de matière de résistance électrique pour de hautes températures, ainsi que pour faire des éléments de construction exposés à de hautes températures |
JPS5180998A (ko) * | 1975-01-14 | 1976-07-15 | Fuji Photo Film Co Ltd | |
DE4442420A1 (de) | 1994-11-29 | 1996-05-30 | Vacuumschmelze Gmbh | Weichmagnetische Legierung auf Eisenbasis mit Kobalt für magnetische Schalt- oder Erregerkreise |
-
2007
- 2007-07-27 DE DE102007035773A patent/DE102007035773B9/de active Active
-
2008
- 2008-07-24 GB GB0813550A patent/GB2451220B/en active Active
- 2008-07-24 SG SG200805485-0A patent/SG149786A1/en unknown
- 2008-07-25 KR KR1020080072537A patent/KR101037098B1/ko active IP Right Grant
-
2009
- 2009-07-23 HK HK09106758.0A patent/HK1127157A1/xx unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB833446A (en) * | 1956-05-23 | 1960-04-27 | Kanthal Ab | Improved iron, chromium, aluminium alloys |
JPS546808A (en) | 1977-06-20 | 1979-01-19 | Toshiba Corp | Magnetic alloy of iron-chromium-cobalt base |
JPS6293342A (ja) | 1985-10-17 | 1987-04-28 | Daido Steel Co Ltd | 軟質磁性材料 |
JP2006322057A (ja) | 2005-05-20 | 2006-11-30 | Daido Steel Co Ltd | 軟質磁性材料 |
Also Published As
Publication number | Publication date |
---|---|
GB2451220A (en) | 2009-01-28 |
GB2451220B (en) | 2009-09-16 |
DE102007035773A1 (de) | 2009-01-29 |
HK1127157A1 (en) | 2009-09-18 |
SG149786A1 (en) | 2009-02-27 |
DE102007035773B4 (de) | 2012-10-18 |
GB0813550D0 (en) | 2008-09-03 |
DE102007035773B9 (de) | 2013-03-14 |
KR20090012144A (ko) | 2009-02-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8012270B2 (en) | Soft magnetic iron/cobalt/chromium-based alloy and process for manufacturing it | |
US7909945B2 (en) | Soft magnetic iron-cobalt-based alloy and method for its production | |
KR101728028B1 (ko) | 무방향성 전기강판 및 그 제조방법 | |
JP2002173745A (ja) | Fe−Ni系パーマロイ合金、その製造方法ならびに鋳造スラブ | |
US9057115B2 (en) | Soft magnetic iron-cobalt-based alloy and process for manufacturing it | |
KR101060094B1 (ko) | 연자성 철-코발트계 합금 및 이의 제조방법 | |
KR102173303B1 (ko) | 고강도 비자성 오스테나이트계 스테인리스강 및 그 제조방법 | |
JP5200376B2 (ja) | 無方向性電磁鋼板およびその製造方法 | |
KR101657815B1 (ko) | 전자기 특성이 우수한 연자성 강재, 연자성 강 부품 및 그들의 제조방법 | |
JP4515355B2 (ja) | 高磁界での磁気特性と被削性に優れた軟磁性鋼材および高磁界での磁気特性に優れた軟磁性鋼部品 | |
KR101037098B1 (ko) | 연자성 철-코발트-크롬계 합금 및 이의 제조방법 | |
KR102464576B1 (ko) | 무방향성 전기강판 및 그 제조방법 | |
JP2010235976A (ja) | 軟磁性鋼材、軟磁性鋼部品、およびこれらの製造方法 | |
EP3940104A2 (en) | Non-oriented electrical steel sheet and method for producing same | |
JP4502889B2 (ja) | 冷間鍛造性、切削加工性および交流磁気特性に優れた軟磁性鋼材、交流磁気特性に優れた軟磁性鋼部品ならびにその製造方法 | |
JP4772703B2 (ja) | 磁気特性に優れた電磁軟鉄製部品並びに電磁軟鉄製部品用棒線材及びその製造方法 | |
JP2000034547A (ja) | 磁性合金及びその製造方法 | |
WO2024162352A1 (ja) | 電磁軟鉄 | |
US20210147954A1 (en) | Resettable alloys and manufacturing method for the same | |
JP2010270369A (ja) | 軟磁性鋼材および軟磁性鋼部品ならびにこれらの製造方法 | |
JP2024114604A (ja) | 軟磁性部材用Fe-Co合金、これを用いた軟磁性部材 | |
JP4276459B2 (ja) | 小型トランス用無方向性電磁鋼板 | |
KR20040107159A (ko) | 니켈-철-규소계 고 투자율 연자성 합금소재 및 그 합금소재의 제조방법 | |
JP2005113222A (ja) | 熱間鍛造性、磁気特性および被削性に優れた軟磁性鋼材と、磁気特性に優れた軟磁性鋼部品およびその製造方法 | |
CN116391056A (zh) | 电磁软铁 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20140519 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20150518 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20160510 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20170512 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20180503 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20190510 Year of fee payment: 9 |