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SOFT MAGNETIC MATERIALS – TECHNOLOGIES, MATERIALS, DEVICES, NEW DEVELOPMENTS, INDUSTRY STRUCTURE AND GLOBAL MARKETS
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Publish Date: Mar 2015,   Pages: 200,   Report Code: MT-102
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1. INTRODUCTIONxxx-xxxiv
Free
Pages: xxx-xxxiii

STUDY GOALS AND OBJECTIVES..................................................................xxx

CONTRIBUTIONS OF THE STUDY................................................................ xxxi

FORMAT AND SCOPE...................................................................................... xxxi

METHODOLOGY AND INFORMATION SOURCES..................................... xxxii

WHO SHOULD SUBSCRIBE............................................................................xxxii

RELATED IRAP REPORTS.............................................................................xxxiii

AUTHOR’S CREDENTIALS............................................................................xxxiii

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2. EXECUTIVE SUMMARYxxxv-xxxvii
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SUMMARY TABLE : GLOBAL MARKET FOR SOFT MAGNETIC

MATERIALS, 2014 AND 2019................................................................. xxxv

SUMMARY FIGURE :GLOBAL SHARE OF SOFT MAGNETIC

MATERIALS MARKET SEGMENTS, 2014 AND 2019.................... xxxvi

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3. INDUSTRY OVERVIEW1-17
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INDUSTRY STRUCTURE AND PLAYERS........................................................2

INDUSTRY DYNAMICS......................................................................................4

PRICES OF SOFT MAGNETIC MATERIALS................................................... 7

TABLE 1 AVERAGE PRICES OF SOFT MAGNETIC
MATERIALS, 2014                                                                                   
7

GLOBAL MARKET OVERVIEW........................................................................8

TABLE 2 GLOBAL MARKET FOR SOFT MAGNETIC MATERIALS,

2014 AND 2019......................................................................................... 8

MARKET HIGHLIGHTS..........................................................................9

China.............................................................................................11

United States................................................................................11

Europe...........................................................................................12

Japan.............................................................................................13

India.............................................................................................. 13

Rest of the world (row)..................................................................14

MARKET VOLUME IN TONS............................................................... 15

TABLE 3 GLOBAL MARKETS FOR SOFT MAGNETIC MATERIALS,

2014-2019..................................................................................................15

TABLE 4 GLOBAL MARKET SHARE FOR SOFT MAGNETIC MATERIALS, 2014 AND 2019................................................................16

FIGURE 1 GLOBAL SHARE OF SOFT MAGNETIC MATERIALS MARKET SEGMENTS, 2014 AND 2019............................................... 17

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4. TECHNOLOGY OVERVIEW18-26
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IMPORTANT PROPERTIES OF SOFT MAGNETIC MATERIALS.......19

PERMEABILITY..............................................................................19

COERCIVITY...................................................................................20

SATURATION MAGNETIZATION................................................ 20

HYSTERESIS LOSS.........................................................................20

DESIRABLE PROPERTIES.............................................................20

MATERIALS................................................................................................ 21

MAJOR APPLICATIONS............................................................................21

MOTORS AND GENERATORS.......................................................21

TABLE 5 SOFT MAGNETIC MATERIALS USED

FOR MOTORS AND GENERATORS..............................................22

TRANSFORMERS.............................................................................23

TABLE 6 SOFT MAGNETIC ALLOYS USED FOR

TRANSFORMERS                                                                             24

ELECTROMAGNETS AND RELAYS..............................................25

OTHER APPLICATIONS................................................................ 25

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5. ELECTRICAL STEELS27-49
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MATERIALS AND TYPES......................................................................28

TABLE 7 ASTM LETTER CODE DESIGNATIONS

FOR ELECTRICAL STEEL  AND LAMINATION

STEEL GRADES................................................ ...........................29

TABLE 8 STANDARDIZATION OF AVAILABLE

GRAIN-ORIENTED ELECTRICAL STEELS (GOES) IN 2014...30

NON-ORIENTED ELECTRICAL STEELS (NOES).................... 30

Semi-processed grades.........................................................32

Fully processed grades.........................................................32

TABLE 9 STANDARDIZATION OF AVAILABLE NON-GRAIN-ORIENTED ELECTRICAL STEELS-NOES IN 2014...................32

TABLE 10 COMMERCIAL GRADES AND MANUFACTURERS OF ELECTRICAL STEELS (NOES AND GOES) IN 2014..................34

PROPERTIES OF NOES AND GOES............................................ 35

TABLE 11 SELECTED MAGNETIC PROPERTIES OF

NOES AND GOES     .......................................................................35

TABLE 12A MAGNETIC AND THERMAL PROPERTIES OF SELECTED CONVENTIONAL (NOES, GOES) AND HIGH-PERMEABILITY FLAT-ROLLED ELECTRICAL STEELS........................................................ ...................................36

TABLE 12B MAGNETIC AND THERMAL PROPERTIES OF SELECTED CONVENTIONAL(NOES, GOES) AND HIGH-PERMEABILITY FLAT-ROLLED ELECTRICAL STEELS...........................................................................................37

FABRICATION PROCESS.......................................................................38

NON-ORIENTED SILICON STEELS (NOES).............................39

GRAIN-ORIENTED SILICON STEELS (GOES).........................39

TABLE 13 TYPICAL VALUES OF ELECTRICAL LOSS IN ELECTRICAL STEEL (GOES)......................................................41

Manufacturing complexity of GOES...................................41

FIGURE 2 TYPICAL PROCESS SEQUENCE FOR PRODUCING

GRAIN-ORIENTED SILICON STEEL......................................... 42

APPLICATIONS FOR NOES AND GOES.............................................. 42

TABLE 14 SILICON CONTENT, MASS DENSITIES, AND APPLICATIONS OF ELECTRICAL STEEL SHEET AND

STRIP (NOES, GOES AND HIB)        ..........................................43

MARKET SIZE......................................................................................... 44

TABLE 15 GLOBAL MARKETS FOR ELECTRICAL

STEEL, 2014 AND 2019............................................................... 45

TABLE 16 AVERAGE PRICES OF ELECTRICAL

STEEL, 2014 AND 2019   .............................................................45

TABLE 17 GLOBAL MARKETS FOR ELECTRICAL

STEEL, 2014 AND 2019............................................................... 46

TABLE 18 ELECTRICAL STEEL MARKET BY

REGIONS, 2014 AND 2019  .........................................................46

INDUSTRY STRUCTURE...................................................................... 47

NEW DEVELOPMENTS......................................................................... 47

MERGERS AND ACQUISITIONS..........................................................48

TABLE 19 ACQUISITIONS, MERGERS AND TIEUPS

AMONG MANUFACTURERS OF ELECTRICAL STEEL

BETWEEN 2009 AND 2014............................................................................................... 48

COMPETITION FROM OTHER STEELS............................................ 49

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6. COLD ROLLED LAMINATION STEEL50-62
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MATERIALS AND TYPES.................................................................50

TABLE 20 GRADES OF COLD-ROLLED MOTOR

LAMINATION STEEL       ......................................................51

  PROPERTIES.........................................................................53

TABLE 21 TYPICAL MAGNETIC PROPERTIES OF

LOW-CARBON  STEEL STRIP.............................................. 53

TABLE 22 TYPICAL PROPERTIES OF COLD-ROLLED

LAMINATION STEEL…………………………………………………………55

TABLE 23 TYPICAL MAXIMUM CORE LOSS* FOR U.S.

STEEL GRADES

(WATTS PER POUND, 60 HZ AT 1.5T)..............................54

TABLE 24 COMMERCIAL GRADES AND

MANUFACTURERS OF COLD-ROLLED MOTOR

LAMINATION STEELS IN 2014........................ ...............55

TABLE 25 COMMERCIALLY AVAILABLE

THIN-GAUGE SILICON STEELS......................................55

FABRICATION PROCESS............................................................ 56

APPLICATIONS............................................................................. 56

TABLE 26 APPLICATIONS FOR COLD-ROLLED

LAMINATION STEEL     ....................................................56

IMPACT OF NEW EFFICIENCY REGULATIONS

FOR MOTORS.............. ..................................................................57

WHY EFFICIENCY RAISES PRICES................................57

WHY EFFICIENCY RAISES PRICES (CNTD.).................58

MOTOR DESIGNS......................................................................... 59

MARKET SIZE............................................................................... 59

TABLE 27 GLOBAL MARKET FOR COLD-ROLLED

MOTOR LAMINATION STEEL, 2014 AND 2019..............60

TABLE 28 REGIONAL MARKET DEMAND FOR

COLD-ROLLED MOTOR LAMINATION STEEL..............60

INDUSTRY STRUCTURE............................................................. 61

NEW DEVELOPMENTS................................................................ 61

TABLE 29  DEVELOPMENTS IN COLD-ROLLED

MOTOR LAMINATION STEEL...........................................61

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7. FERRO MAGNETIC AMORPHOUS STEEL63-86
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MATERIALS.............................................................................................63

METGLAS......................................................................................63

TYPES............................................................................................64

Metal-metalloid systems.....................................................64

TABLE 30 FAMILIES OF GLASSY METALS BASED ON

CHEMICAL CLASSIFICATION OF CONSTITUENTS..............65

TABLE 31 COMPOSITION OF METGLAS™ ALLOYS

(ATOMIC PERCENT)................................................................... 66

Metal-metal systems...........................................................66

FABRICATION PROCESS......................................................................67

FIGURE 3 ILLUSTRATION OF THE MELT SPINNING

TECHNIQUE TO PRODUCE METALLIC GLASSES................67

FIGURE 4 SCHEMATIC ILLUSTRATION OF PLANAR

FLOW CASTING PROCESS....................................................... 68

FIGURE 5 ALLIED'S PLANAR FLOW CASTING PROCESS

TO MAKE CONTINUOUS METALLIC GLASS RIBBONS.......69

PROPERTIES.......................................................................................... 70

MECHANICAL PROPERTIES.....................................................70

Strength...............................................................................70

TABLE 32 YIELD STRENGTHS OF IRON-BASED GLASSES COMPARED WITH SOME CONVENTIONAL

POLYCRYSTALLINE STEELS ...................................................71

Toughness........................................................................... 71

TABLE 33 TOUGHNESS (REARING ENERGY) OF SOME

METALLIC GLASSES COMPARED WITH OTHER MATERIALS.................... .............................................................72

Hardness............................................................................. 72

TABLE 34 HARDNESS OF METALLIC GLASSES COMPARED

WITH STAINLESS STEEL...........................................................72

CHEMICAL....................................................................................73

Corrosion resistance........................................................... 73

THERMAL......................................................................................73

ELECTRICAL................................................................................ 73

Resistivity............................................................................ 73

Conductivity......................................................................... 73

MAGNETIC.................................................................................... 73

General.................................................................................73

Saturation magnetization....................................................74

Coercive force.......................................................................................74

Magnetostriction...................................................................74

Curie temperature............................................................... 74

PROPERTIES OF COMMERCIALLY AVAILABLE

METGLASTM METALLIC GLASS...............................................74

TABLE 35 MAGNETIC PROPERTIES OF VARIOUS

METALLIC GLASSES AND SOME CONVENTIONAL

SOFT MAGNETIC MATERIALS ..................................................75

APPLICATIONS....................................................................................... 76

TABLE 36 MERITS AND RELATIVE COST OF METGLAS

PRODUCTS FOR ELECTROMAGNETIC APPLICATIONS........77

TABLE 37 METGLAS MATERIALS AND TYPICAL

APPLICATIONS .............................................................................78

AMORPHOUS METAL TRANSFORMERS (AMTS)....................78

Distribution transformers................................................... 79

        TABLE 38 COMPARING AMORPHOUS AND SILICON UNITS……..........80   

Power transformers.............................................................. 81

Current transformers........................................................... 82

400hz transformers...............................................................82

OTHER APPLICATIONS................................................................82

Motors....................................................................................83

Transducers…….......................... …………………………….84

INDUSTRY STRUCTURE AND MARKETS........................................... 84

MARKETS.......................................................................................84

TABLE 39 REGIONAL MARKETS FOR AMORPHOUS

METGLAS STEEL, 2014 AND 2019..............................................85

TABLE 40 MARKET FOR AMORPHOUS METGLAS

STEEL BY APPLICATION.............................................................86

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8. SOFT FERRITES87-111
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MATERIALS AND TYPES................................................................................87

SHAPES AND CONFIGURATIONS.................................................... 88

TABLE 41 COMMON SHAPES AND CONFIGURATIONS

FOR SOFT FERRITES...........................................................................89

PROPERTIES................................................................................................... 90

TABLE 42 TYPICAL PHYSICAL CHARACTERISTICS OF

MN-ZN AND NI-ZN SOFT FERRITES.................................................91

TABLE 43A TYPICAL MAGNETIC CHARACTERISTICS OF

MN-ZN  AND NI-ZN SOFT FERRITES................................................92

TABLE 43B TYPICAL MAGNETIC CHARACTERISTICS OF

MN-ZN  AND NI-ZN SOFT FERRITES................................................93

TABLE 43C TYPICAL MAGNETIC CHARACTERISTICS OF

MN-ZN  AND NI-ZN SOFT FERRITES................................................94

TABLE 44 PROPERTIES OF REPROGRAPHIC FERRITE

CORES 95

FABRICATION PROCESS.............................................................................. 95

FIGURE 6 FLOWCHART FOR STANDARD CERAMIC

PROCESSING  OF FERRITE COMPONENTS...................................96

FABRICATION PROCESS (CNTD.).............................................................. 97

FIGURE 7 TYPICAL PROCESS FLOWCHART FOR

FERRITE  CARRIER CORE MATERIALS..........................................98

APPLICATIONS.............................................................................................. 99

TABLE 45 SOFT FERRITE MAGNETIC DEVICES AND APPLICATIONS    ................................................................................99

NON-MICROWAVE MATERIAL........................................................ 99

TABLE 46 SOFT FERRITE APPLICATIONS...................................100

Telecommunications.................................................................102

TABLE 47 TYPICAL COMMERCIAL FERRITES............................103

Power applications................................................................... 103

Consumer applications............................................................ 104

MICROWAVE FERRITES................................................................ 104

Circulator.................................................................................104

Isolator......................................................................................105

Phase shifter............................................................................105

NEW DEVELOPMENTS............................................................................. 105

NANOCRYSTRALLINE FERRITES................................................106

INDUSTRY STRUCTURE AND MARKETS..............................................106

TABLE 48 COMMERCIAL GRADES AND MANUFACTURERS

OF SOFT FERRITES, 2014..............................................................107

GLOBAL MARKET..................................................................................... 108

TABLE 49 AVERAGE PRICES OF SOFT MAGNETIC

MATERIALS, 2014    .......................................................................109

TABLE 50 GLOBAL MARKET FOR SOFT FERRITE, 2014

AND 2019 .........................................................................................109

TABLE 51 GLOBAL MARKET VOLUME (WEIGHT)

FOR SOFT FERRITES ...................................................................110

BY TYPE, 2014 AND 2019............................................................. 110

TABLE 52 GLOBAL MARKET VOLUME (DOLLARS)

FOR SOFT FERRITE .....................................................................110

BY TYPE, 2014 AND 2019.............................................................110

TABLE 53 GLOBAL MARKET DEMAND OF SOFT

FERRITE BY REGION, 2014-2019................................................111

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9. NICKE-IRON ALLOYS112-124
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MATERIALS AND TYPES............................................................................112

HIGH NICKEL ALLOYS................................................................... 112

LOW NICKEL ALLOYS.................................................................... 112

PROPERTIES................................................................................................113

MECHANICAL PROPERTIES..........................................................113

TABLE 54 SELECTED MAGNETIC PROPERTIES OF

DIFFERENT NICKEL-IRON ALLOYS............................................113

TABLE 55 DC MAGNETIC PROPERTIES OF CARPENTER'S

HIGH PERMEABILITY "49" ALLOY...............................................114

TABLE 56 DC AND AC MAGNETIC PROPERTIES OF

CARPENTER'S HYMU 800 ALLOY.................................................115

PHYSICAL AND MECHANICAL PROPERTIES......................................115

TABLE 57 TYPICAL HEAT TREATMENTS AND PHYSICAL AND MECHANICAL PROPERTIES OF NICKEL-IRON ALLOYS..... 116

FABRICATION PROCESS....................................................................... 116

MELTING AND CASTING............................................................117

HEAT TREATMENT.....................................................................117

APPLICATIONS.......................................................................................118

TABLE 58 APPLICATIONS OF NICKEL-IRON AND

IRON-COBALT SOFT ALLOYS......................................................................................... 118

TABLE 59 COMMERCIAL GRADES AND MANUFACTURERS

OF NICKEL-IRON ALLOYS IN 2014..........................................121

INDUSTRY STRUCTURE AND MARKETS..........................................121

NEW DEVELOPMENTS IN 2014...........................................................122

GLOBAL MARKETS................................................................................122

TABLE 60 GLOBAL MARKET BY WEIGHT FOR

NICKEL-IRON ALLOYS, 2014 AND 2019..................................123

TABLE 61 GLOBAL MARKET BY VALUE FOR NICKEL

IRON ALLOYS, 2014 AND 2019...................................................123

TABLE 62 GLOBAL MARKET DISTRIBUTION OF

NICKEL-IRON ALLOYS BY REGION, 2014 AND 2019............124

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10. IRON POWDER CORE125-131
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MATERIALS AND TYPES........................................................................125

PRODUCTION...........................................................................................126

FIGURE 8 PROCESS FLOW FOR THE PRODUCTION

OF IRON POWDER CORE.............................................................126

PROPERTIES.............................................................................................126

APPLICATIONS.........................................................................................127

INDUSTRY STRUCTURE........................................................................ 127

NEW DEVELOPMENTS IN 2014........................................................... 128

TABLE 63 NEW DEVELOPMENTS IN PURE IRON

 POWDER IN 2014         ................................................................128

COMMERCIAL GRADES........................................................................ 128

TABLE 64 COMMERCIAL GRADES AND SUPPLIERS

OF PM MAGNETIC MATERIAL IRON POWDER IN 2014.......129

GLOBAL MARKETS............................................................................... 130

TABLE 65 GLOBAL MARKET DISTRIBUTION OF POWDER

IRON BY REGION, 2014 AND 2019............................................131

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11. OTHER SOFT MAGNETIC MATERIALS132-140
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SILICON-IRON BAR AND HEAVY STRIP...................................................132

TABLE 66 TYPICAL DC MAGNETIC PROPERTIES OF IRON,

LOW-CARBON STEEL, AND SILICON-IRON BAR PRODUCTS... 132

MANUFACTURING AND APPLICATIONS.......................................133

MARKET STRUCTURE.......................................................................133

TABLE 67 GLOBAL MARKET FOR SILICON-IRON             …………………......134  

NEW DEVELOPMENTS IN 2014....................................................... 134

IRON-ALUMINUM AND IRON-ALUMINUM-SILICON ALLOYS.............134

IRON-COBALT ALLOYS................................................................................134

TYPES AND PROPERTIES.................................................................134

TABLE 68 SELECTED MAGNETIC PROPERTIES OF

DIFFERENT IRON-COBALT ALLOYS...................................... .......135

APPLICATIONS.................................................................................. 135

MARKET STRUCTURE...................................................................... 135

MARKET SIZE..................................................................................... 136

TABLE 69 GLOBAL MARKET FOR IRON-COBALT........................136

TABLE 70 COMMERCIAL GRADES AND SUPPLIERS

OF IRON-COBALT  .............................................................................136

SOLENOID QUALITY STAINLESS STEEL................................................137

MANUFACTURING............................................................................ 137

MARKET STRUCTURE..................................................................... 137

MARKET SIZE..................................................................................... 137

TABLE 71 GLOBAL MARKET FOR SOLENOID QUALITY

STAINLESS STEEL............................................................................ 137

NEW DEVELOPMENTS IN 2014.......................................................137

OVERALL MARKET SUMMARY................................................................. 139

TABLE 72 AVERAGE GLOBAL PRICES FOR OTHER SOFT MAGNETIC MATERIALS, 2014.........................................................139

TABLE 73 GLOBAL MARKETS FOR OTHER SOFT MAGNETIC

MATERIALS........................................................................................139

BY WEIGHT, 2014 AND 2019........................................................... 139

TABLE 74 GLOBAL MARKET FOR OTHER SOFT MAGNETIC

MATERIALS....................................................................................... 140

BY DOLLAR VOLUME, 2014 AND 2019...........................................140

TABLE 75 GLOBAL MARKET DISTRIBUTION OF OTHER SOFT

MAGNETIC MATERIALS BY REGION, 2014 AND 2019.................. 140

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12. SOFT MAGNETIC NANOCRYSTALLINE ALLOY141-145
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APPLICATIONS...........................................................................................141

MARKET SIZE AND STRUCTURE........................................................... 143

AMORPHOUS VERSUS NANOCRYSTALLINE ALLOYS.......................143

TABLE 76 COMMERCIAL GRADES AND SUPPLIERS OF NANOCRYSTALLINE ALLOYS USED AS SOFT MAGNETIC MATERIALS IN 2014........................................................................143

NEW DEVELOPMENTS.............................................................................144

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13. PATENTS146-163
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TABLE 77  NUMBER OF U.S. SOFT MAGNETIC MATRIALS PATENTS, 2010 THROUGH JULY 2014..........................................146

OVERVIEW OF INTERNATIONAL U.S. PATENT ACTIVITY IN SOFT MAGNETIC MATERIALS............................................................................146

TABLE 78  NUMBER OF U.S. SOFT MAGNETIC MATERIALS PATENTS ASSIGNED BY COUNTRY/REGION FROM

JANUARY 2010 THROUGH

JULY 2014.......................................................................................... 147

TABLE 79   TOP U.S. SOFT MAGNETIC MATERIALS PATENT ASSIGNEES, JANUARY 2010 THROUGH JULY 2014..................147

FIGURE 9 TOP U.S. SOFT MAGNETIC MATERIALS PATENT ASSIGNEES, JANUARY 2010 THROUGH JULY 2014.................148

PATENTS IN ELECTRICAL STEELS.......................................................148

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND

METHOD OF MANUFACTURING THE SAME............................148

TREATMENT SOLUTION FOR INSULATION COATING FOR GRAIN ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR

PRODUCING GRAIN ORIENTED ELECTRICAL STEEL SHEET HAVING INSULATION COATING.................................................149

MANUFACTURING METHOD OF GRAIN-ORIENTED MAGNETIC

STEEL SHEET................................................................................149

MANUFACTURING METHOD OF GRAIN-ORIENTED ELECTRICAL

STEEL SHEET.............................................................................. 149

MANUFACTURING METHOD OF GRAIN-ORIENTED ELECTRICAL

STEEL SHEET.............................................................................. 150

METHOD FOR PRODUCING GRAIN-ORIENTED SILICON STEEL CONTAINING COPPER................................................................150

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND PRODUCING METHOD THEREFOR..................................................................151

METHOD OF PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET............................................................................................ 151

METHOD OF TREATING STEEL FOR GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET.................... 152

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND PROCESS FOR PRODUCING THE SAME...............................................................152

LOW CORE LOSS GRAIN-ORIENTED ELECTRICAL STEEL PLATE AND METHOD OF MANUFACTURING THE SAME..................152

GRAIN-ORIENTED ELECTRICAL STEEL SHEET HAVING HIGH TENSILE STRENGTH INSULATING FILM AND METHOD OF TREATMENT OF SUCH INSULATING FILM.............................153

ULTRA-HIGH MAGNETIC FLUX DENSITY GRAIN-ORIENTED ELECTRICAL STEEL SHEET EXCELLENT IN IRON LOSS AT A HIGH MAGNETIC FLUX DENSITY AND FILM PROPERTIES AND METHOD FOR PRODUCING THE SAME...................................153

METHOD OF PRODUCTION OF GRAIN-ORIENTED ELECTRICAL STEEL SHEET HAVING A HIGH MAGNETIC FLUX DENSITY.153

METHOD OF PRODUCTION OF GRAIN-ORIENTED ELECTRICAL STEEL SHEET WITH HIGH MAGNETIC FLUX DENSITY....... 154

GRAIN-ORIENTED ELECTRICAL STEEL SHEET EXCELLENT IN

COATING ADHESION AND METHOD OF PRODUCING THE SAME 154

HIGH PERMEABILITY GRAIN ORIENTED ELECTRICAL STEEL 155

METHOD FOR PRODUCTION AND APPARATUS FOR PRODUCTION OF GRAIN-ORIENTED ELECTRICAL STEEL SHEET EXCELLENT IN MAGNETIC PROPERTIES.............................................................155

LOW CORE LOSS GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING THE SAME..........................156

GRAIN-ORIENTED ELECTRICAL STEEL SHEET EXTREMELY

EXCELLENT IN MAGNETIC PROPERTIES AND METHOD OF

PRODUCTION OF SAME............................................................. 156

GRAIN-ORIENTED ELECTRICAL STEEL SHEET HAVING INSULATING FILM NOT CONTAINING CHROMIUM AND INSULATING FILM AGENT

OF SAME...................................................................................... 157

METHOD OF PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL

SHEET VERY EXCELLENT IN MAGNETIC PROPERTIES........... 157

GRAIN-ORIENTED ELECTRICAL STEEL SHEET SUPERIOR IN CORE LOSS CHARACTERISTIC.......................................................158

METHOD OF PRODUCTION OF GRAIN-ORIENTED ELECTRICAL

STEEL SHEET.................................................................................. 158

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND

METHOD FOR MANUFACTURING GRAIN-ORIENTED

ELECTRICAL STEEL SHEET ........................................................158

PATENTS IN SILICON STEELS............................................................... 159

METHOD OF AND APPARATUS FOR HOT ROLLING A THIN SILICON-STEEL WORKPIECE INTO SHEET STEEL.................159

ROTATING ELECTRICAL MACHINE WITH DIFFERENT LAMINATION STEEL KINDS AND SPACING.............................159

PROCESS AND DEVICE FOR PRODUCING STRIPS OF SILICON STEEL OR MULTIPHASE STEEL............................................. ....160

FERRIC PICKLING OF SILICON STEEL.....................................160

METHOD AND SYSTEM FOR MANUFACTURING ELECTRICAL

SILICON STEEL..............................................................................161

PATENTS IN AMORPHOUS STEELS.....................................................161

AMORPHOUS METAL CONTINUOUS FLUX PATH TRANSFORMER

AND METHOD OF MANUFACTURE.......................................... 161

UTILIZATION OF AMORPHOUS STEEL SHEETS IN HONEYCOMB STRUCTURES.................................................................................161

AMORPHOUS FE100-A-BPAMB ALLOY FOIL AND METHOD FOR ITS PREPARATION...............................................................................162

AMORPHOUS FE AND CO BASED METALLIC FOAMS AND METHODS OF PRODUCING THE SAME........................... ........162

THERMOPLASTICALLY PROCESSABLE AMORPHOUS METALS AND METHODS FOR PROCESSING SAME.............................. 162

NON-FERROMAGNETIC AMORPHOUS STEEL ALLOYS CONTAINING LARGE-ATOM METALS......................................163

PATENT IN SOFT FERRITES.................................................................163

MAGNETICALLY SOFT POWDER COMPOSITE MATERIAL, METHOD FOR MANUFACTURING SAME, AND ITS USE.......163

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14. APPENDIX I SOFT FERRITE TERMINOLOGY164-165
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 SOFT FERRITE TERMINOLOGY.....................................................................       164
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15. APPENDIX II COMPANY PROFILES OF PRODUCERS AND SUPPLIERS OF ELECTRICAL STEELS166-171
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AK STEEL CORPORATION..........................................................................166

ALLEGHENY TECHNOLOGIES INCORPORATED...................................166

…...........................................................................................................................................

…...........................................................................................................................................

THYSSENKRUPP ELECTRICAL STEEL GMBH (TKES)...........................171

WUHAN IRON & STEEL (GROUP) CORP. (WISCO)...................................171

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16. APPENDIX III COMPANY PROFILES OF PRODUCERS AND SUPPLIERS OF COLD-ROLLED LAMINATION STEELS 172-175
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ARCELORMITTAL........................................................................................ 172

ARNOLD MAGNETIC TECHNOLOGIES....................................................172

…......................................................................................................................

…....................................................................................................................

TEMPEL STEEL............................................................................................ 174

UNITED STATES STEEL CORPORATION.................................................175

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17. APPENDIX IV COMPANY PROFILES OF PRODUCERS AND SUPPLIERS OF AMORPHOUS STEELS 176-179
$120.00
$108.00
Pages: 175-179Price:
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$108.00

ADVANCED TECHNOLOGY & MATERIALS CO., LTD. (AT&M)............... 176

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USHA AMORPHOUS METALS, LTD. (UAML)...............................................178

VACUUMSCHMELZE GMBH & CO. KG........................................................179

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18. APPENDIX V COMPANY PROFILES OF PRODUCERS AND SUPPLIERS OF SOFT FERRITES, NICKEL-IRON ALLOYS, POWDERED IRON AND OTHERS180-200
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Pages: 180-200Price:
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$567.00

ACME FERRITE....................................................................................... 180

AFT MICROWAVE GMBH....................................................................... 181

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VOGT ELECTRONICS..............................................................................200

YOUNGHWA HWA FERRITE CO., LTD................................................ 200

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