ClassID:

118982

C21D6/005 - page 4 - CPC Classification

Classification description:

Heat treatment of ferrous alloys containing Mn

Recent Application in this class:
#901
20220074012
2022-03-10

Annealing separator for grain-oriented electrical steel sheet and method of producing grain-oriented electrical steel sheet

#902
20220074009
2022-03-10

Martensitic stainless steel seamless pipe for oil country tubular goods, and method for manufacturing same

#903
20220074008
2022-03-10

METHOD AND SYSTEM OF MANUFACTURING COILED TUBING

#904
20220072592
2022-03-10

CORROSION-RESISTANT MARINE COMPOSITE STEEL PLATE AND MANUFACTURING METHOD THEREFOR

#905
20220068526
2022-03-03

Grain-oriented electrical steel sheet and method of producing the same

#906
20220064767
2022-03-03

Cryogenic pressure vessels formed from low-carbon, high-strength 9% nickel steels

#907
20220064766
2022-03-03

BOLT, AND STEEL MATERIAL FOR BOLTS

#908
20220064755
2022-03-03

Method for manufacturing high-carbon bearing steel and high-carbon bearing steel manufactured therefrom

#909
20220064753
2022-03-03

Grain-oriented electrical steel sheet, annealing separator, and method for manufacturing grain-oriented electrical steel sheet

#910
20220064752
2022-03-03

High-strength cold-rolled steel sheet and production method for same

#911
20220064751
2022-03-03

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME

#912
20220064750
2022-03-03

HIGH STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT WORKABILITY, AND METHOD FOR MANUFACTURING THE SAME

#913
20220064748
2022-03-03

Material for hot stamping and method for manufacturing the same

#914
20220064747
2022-03-03

Material for hot stamping and method for manufacturing the same

#915
20220064745
2022-03-03

High-strength structural steel having excellent cold bendability, and manufacturing method therefor

#916
20220063245
2022-03-03

High strength steel sheet

#917
20220056552
2022-02-24

Hot-pressed member, method for manufacturing the same, and method for manufacturing steel sheet for hot-pressed member

#918
20220056551
2022-02-24

Grain-oriented electrical steel sheet, method for manufacturing grain-oriented electrical steel sheet, and annealing separator utilized for manufacture of grain-oriented electrical steel sheet

#919
20220056550
2022-02-24

Non-oriented electrical steel sheet and method for producing same

#920
20220056548
2022-02-24

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME

#921
20220056545
2022-02-24

STEEL, PRODUCT MADE OF SAID STEEL, AND MANUFACTURING METHOD THEREOF

#922
20220056544
2022-02-24

ULTRA-THICK STRUCTURAL STEEL HAVING EXCELLENT BRITTLE CRACK INITIATION RESISTANCE, AND MANUFACTURING METHOD THEREFOR

#923
20220055342
2022-02-24

Steel sheet for hot press formed member having excellent coating adhesion and manufacturing method for the same

#924
20220049341
2022-02-17

High surface-pressure resistant component and production method therefor

#925
20220049323
2022-02-17

Non-oriented electrical steel sheet

#926
20220049322
2022-02-17

Non-directional electrical steel sheet and method for producing same

#927
20220042179
2022-02-10

Acid-resistant steel sheet and manufacturing method therefor

#928
20220042149
2022-02-10

Cold-rolled steel sheet

#929
20220042147
2022-02-10

Hot-rolled steel sheet

#930
20220042137
2022-02-10

Method for producing grain-oriented electrical steel sheet

#931
20220042135
2022-02-10

ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF

#932
20220042134
2022-02-10

STEEL FOR HIGH-STRENGTH ALUMINUM CLAD SUBSTRATE AND MANUFACTURING METHOD THEREFOR

#933
20220042130
2022-02-10

High strength steel sheet having excellent ductility and workability, and method for manufacturing same

#934
20220042128
2022-02-10

METHOD OF MAKING A TEE RAIL HAVING A HIGH STRENGTH BASE

#935
20220042127
2022-02-10

Stud-weldable rebar

#936
20220042122
2022-02-10

GRADIENT STEEL MATERIAL HAVING HIGH-PLASTICITY SURFACE LAYER AND HIGH-STRENGTH INNER LAYER, AND MANUFACTURING METHOD

#937
20220033944
2022-02-03

CR-BASED STAINLESS STEEL HAVING EXCELLENT HYDROGEN EMBRITTLEMENT RESISTANCE

#938
20220033943
2022-02-03

Martensitic stainless seamless steel pipe

#939
20220033941
2022-02-03

High-strength stainless steel

#940
20220033929
2022-02-03

Hot press forming member having excellent resistance to hydrogen embrittlement, and method for manufacturing same

#941
20220033926
2022-02-03

High-strength cold rolled steel sheet having high hole expansion ratio, highstrength hot-dip galvanized steel sheet, and manufacturing methods therefor

#942
20220033924
2022-02-03

DRILL STRING COMPONENT WITH HIGH CORROSION RESISTANCE, AND METHOD FOR THE PRODUCTION OF SAME

#943
20220032681
2022-02-03

Railway wheel

#944
20220025504
2022-01-27

Cast product having alumina barrier layer

#945
20220025496
2022-01-27

RAILROAD TANK CARS FORMED OF LOW-CARBON, HIGH TOUGHNESS, STEEL PLATES

#946
20220025480
2022-01-27

Press hardened part with high resistance to delayed fracture and a manufacturing process thereof

#947
20220025478
2022-01-27

Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts

#948
20220025477
2022-01-27

CHROMIUM-MOLYBDENUM STEEL PLATE HAVING EXCELLENT CREEP STRENGTH AND METHOD FOR MANUFACTURING SAME

#949
20220025475
2022-01-27

IMPACT AND WEAR RESISTANT COMPONENT, AND METHOD FOR PRODUCING THE SAME

#950
20220025474
2022-01-27

785 MPa LEVEL EXTRA-THICK QUENCHED AND TEMPERED RACK STEEL PLATE FOR OFFSHORE PLATFORMS AND PREPARATION METHOD THEREFOR

#951
20220017987
2022-01-20

Steel for press hardening and press hardened part manufactured from such steel

#952
20220017986
2022-01-20

High-strength hot-dip galvannealed steel sheet and method for producing same

#953
20220017985
2022-01-20

COLD ROLLED AND HEAT-TREATED STEEL SHEET AND METHOD OF MANUFACTURING THE SAME

#954
20220017984
2022-01-20

Ferritic stainless steel sheet and method for producing same

#955
20220017983
2022-01-20

Carburizing bearing steel and preparation method thereof

#956
20220010827
2022-01-13

A RESISTANCE SPOT WELDED JOINT COMPRISING A ZINC COATED AHSS STEEL SHEET

#957
20220010418
2022-01-13

High-strength steel having excellent resistance to sulfide stress cracking, and method for manufacturing same

#958
20220010404
2022-01-13

Method for producing thermo-mechanically produced profiled hot-rolled strip products

#959
20220010403
2022-01-13

STEEL MATERIAL HAVING EXCELLENT HYDROGEN INDUCED CRACKING RESISTANCE, AND MANUFACTURING METHOD THEREFOR

#960
20220010402
2022-01-13

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#961
20220010401
2022-01-13

980MPA GRADE COLD-ROLL STEEL SHEETS WITH HIGH HOLE EXPANSION RATE AND HIGHER PERCENTAGE ELONGATION AND MANUFACTURING METHOD THEREFOR

#962
20220010400
2022-01-13

METHOD OF MANUFACTURING NON-ORIENTED ELECTRICAL STEEL SHEET

#963
20220010399
2022-01-13

HIGH-STRENGTH STEEL WITH EXCELLENT DURABILITY AND METHOD FOR MANUFACTURING SAME

#964
20220010398
2022-01-13

COLD ROLLED ANNEALED STEEL SHEET WITH HIGH HOLE EXPANSION RATIO AND MANUFACTURING PROCESS THEREOF

#965
20220010397
2022-01-13

Steel sheet and method for producing the same

#966
20220010396
2022-01-13

HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#967
20220010394
2022-01-13

High-yield-ratio cold-rolled dual-phase steel and manufacturing method therefor

#968
20220008978
2022-01-13

Method of manufacturing hot press-formed member having excellent productivity, weldability and formability

#969
20220002851
2022-01-06

Ultrahigh-strength steel having excellent cold workability and SSC resistance, and manufacturing method therefor

#970
20220002836
2022-01-06

Hot-rolled steel strip and manufacturing method

#971
20220002832
2022-01-06

Production method for high-strength steel sheet

#972
20220002831
2022-01-06

Method for manufacturing grain-oriented electrical steel sheet and grain-oriented electrical steel sheet

#973
20220002830
2022-01-06

Coated steel member, coated steel sheet, and methods for producing same

#974
20220002829
2022-01-06

Apparatus for manufacturing thin steel sheet and method for manufacturing thin steel sheet

#975
20220002828
2022-01-06

Hot-rolled steel sheet with excellent low-temperature impact toughness and manufacturing method therefor

#976
20220002827
2022-01-06

High-strength steel sheet and method for manufacturing the same

#977
20210404032
2021-12-30

Method of manufacturing Martensitic steel and a Martensitic steel thereof

#978
20210404030
2021-12-30

Steel for bolts, and method of manufacturing same

#979
20210404028
2021-12-30

HIGH STRENGTH AND TOUGHNESS LOW CARBON NANOSTRUCTURED BAINITIC STEEL AND PREPARATION METHOD THEREOF

#980
20210396494
2021-12-23

GRADIENT ARMOR PLATE

#981
20210395895
2021-12-23

Cold rolled steel sheet for zirconium-based chemical conversion treatment, method for producing same, zirconium-based chemical conversion-treated steel sheet, and method for producing same

#982
20210395872
2021-12-23

Hot press-formed part, and manufacturing method thereof

#983
20210395856
2021-12-23

PAINTED, HOT FORMED, COATED STEEL PART

#984
20210395855
2021-12-23

METHOD FOR MANUFACTURE OF A PRE-COATED STEEL SHEET

#985
20210395854
2021-12-23

PRE-COATED STEEL SHEET

#986
20210395853
2021-12-23

HOT FORMED PRE-COATED STEEL PART

#987
20210395852
2021-12-23

Hot-rolled steel sheet and method for manufacturing same

#988
20210395849
2021-12-23

High-strength low-carbon bainitic fire-resistant steel and preparation method thereof

#989
20210388473
2021-12-16

Iron alloy manufacturing method

#990
20210388459
2021-12-16

METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#991
20210388458
2021-12-16

HIGH STRENGTH STEEL PLATE FOR STRUCTURE WITH GOOD SEAWATER CORROSION RESISTANT PROPERTY AND METHOD OF MANUFACTURING SAME

#992
20210388457
2021-12-16

Steel plate for pressure vessel with excellent cryogenic toughness and excellent ductility and manufacturing method thereof

#993
20210388456
2021-12-16

METHOD FOR PRODUCING NON-ORIENTED ELECTRICAL STEEL SHEET

#994
20210381086
2021-12-09

Hot-rolled steel sheet

#995
20210381076
2021-12-09

THIN STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#996
20210381074
2021-12-09

METHOD FOR PRODUCING HIGH MANGANESE STEEL MATERIAL HAVING EXCELLENT ANTI-VIBRATION CHARACTERISTICS AND FORMABILITY, AND HIGH MANGANESE STEEL PRODUCED THEREBY

#997
20210381073
2021-12-09

DOUBLY ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#998
20210371947
2021-12-02

ALLOYED STEEL AND QUENCHED AND TEMPERED STEEL

#999
20210371945
2021-12-02

High fracture toughness, high strength, precipitation hardenable stainless steel

#1000
20210371944
2021-12-02

HIGH-CARBON BEARING STEEL AND PREPARATION METHOD THEREOF

#1001
20210363604
2021-11-25

HOT-ROLLED AND ANNEALED FERRITIC STAINLESS STEEL SHEET AND METHOD FOR PRODUCING THE SAME

#1002
20210363603
2021-11-25

Hot-work die steel and a preparation method thereof

#1003
20210362472
2021-11-25

STEEL SHEET FOR HOT PRESS FORMED MEMBER HAVING EXCELLENT PAINTING ADHESION AND POST-PAINTING CORROSION RESISTANCE, AND METHOD FOR MANUFACTURING SAME

#1004
20210355569
2021-11-18

Austenitic wear-resistant steel plate

#1005
20210355560
2021-11-18

Coated steel member, coated steel sheet, and methods for manufacturing same

#1006
20210355559
2021-11-18

Steel sheet and method for producing the same

#1007
20210355558
2021-11-18

Non-oriented electrical steel sheet and manufacturing method therefor

#1008
20210348251
2021-11-11

Cooling device and production method for rail

#1009
20210348250
2021-11-11

HOT ROLLED STEEL AND A METHOD OF MANUFACTURING THEREOF

#1010
20210348249
2021-11-11

Ferrite-based stainless steel having excellent processability and high-temperature strength and method for manufacturing same

#1011
20210348248
2021-11-11

Austenitic stainless steel containing niobium and manufacturing method of the same

#1012
20210348247
2021-11-11

STEEL MATERIAL FOR SLIDING MEMBERS AND METHOD OF MANUFACTURING THE SAME

#1013
20210348245
2021-11-11

High strength hot rolled steel having excellent scale adhesivness and a method of manufacturing the same

#1014
20210340642
2021-11-04

HOT ROLLED STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF

#1015
20210340641
2021-11-04

HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING SAME

#1016
20210340640
2021-11-04

Ultra-high strength maraging stainless steel with salt-water corrosion resistance

#1017
20210332454
2021-10-28

High-strength steel sheet and method for producing same

#1018
20210332451
2021-10-28

Vacuum solid solution method for nickel-free high manganese and nitrogen stainless steel

#1019
20210331277
2021-10-28

METHODS AND SYSTEM FOR LASER-PROCESSING A METAL WORKPIECE

#1020
20210324979
2021-10-21

Electric resistance welded steel pipe for torsion beam

#1021
20210324493
2021-10-21

Wire rod for cold heading, processed product using same, and manufacturing methods therefor

#1022
20210324492
2021-10-21

STEEL SHEET AND METHOD FOR PRODUCING SAME

#1023
20210317556
2021-10-14

Martensitic stainless seamless steel pipe

#1024
20210317544
2021-10-14

Method of producing ultrahigh-strength steel sheets and steel sheets therefor

#1025
20210310096
2021-10-07

Method for manufacturing a grain-oriented electrical steel sheet

#1026
20210310095
2021-10-07

HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

#1027
20210310094
2021-10-07

High-strength steel sheet and method for manufacturing same

#1028
20210310093
2021-10-07

HOT ROLLED STEEL SHEET WITH ULTRA-HIGH STRENGTH AND IMPROVED FORMABILITY AND METHOD FOR PRODUCING THE SAME

#1029
20210310092
2021-10-07

Thin steel sheet and method for manufacturing the same

#1030
20210301376
2021-09-30

HIGH-TENSILE STEEL CONTAINING MANGANESE, USE OF SAID STEEL FOR FLEXIBLY-ROLLED SHEET-PRODUCTS, AND PRODUCTION METHOD AND ASSOCIATED STEEL SHEET-PRODUCT

#1031
20210301365
2021-09-30

Steel for pressure vessel having excellent surface quality and impact toughness, and method for manufacturing same

#1032
20210301364
2021-09-30

PRODUCING A HARDENED STEEL PRODUCT

#1033
20210301362
2021-09-30

3D printable hard ferrous metallic alloys for powder bed fusion

#1034
20210292868
2021-09-23

Martensitic stainless steel strip and method for producing same

#1035
20210292867
2021-09-23

Low-density clad steel sheet having excellent strength and plateability, and manufacturing method therefor

#1036
20210292866
2021-09-23

Steel material for taylor welded blank and method for manufacturing hot-stamped part using same steel

#1037
20210292864
2021-09-23

Austenitic Alloy Pipe and Method for Producing Same

#1038
20210285070
2021-09-16

Wire rod with excellent strength and ductility and manufacturing method therefor

#1039
20210285069
2021-09-16

A STEEL FOR GRADE R6 OFFSHORE MOORING CHAIN WITH HIGH STRENGTH AND HIGH TOUGHNESS AND ITS CHAIN USE IN ANCHORING AND MOORING FLOATING BODIES WITH CATHODIC PROTECTION

#1040
20210277495
2021-09-09

Cold-rolled flat steel product for packaging materials

#1041
20210277494
2021-09-09

Ferritic stainless steel

#1042
20210276065
2021-09-09

Low density press-hardening steel having enhanced mechanical properties

#1043
20210269903
2021-09-02

High-strength steel sheet

#1044
20210269892
2021-09-02

High-strength steel sheet having excellent impact resistant property and method for manufacturing thereof

#1045
20210269891
2021-09-02

Ultrahigh-strength hot-rolled steel sheet and steel strip having good fatigue and reaming properties and manufacturing method therefor

#1046
20210269890
2021-09-02

Ferritic stainless steel sheet and method of producing same

#1047
20210268862
2021-09-02

Electric-resistance-welded steel pipe for producing hollow stabilizer, hollow stabilizer, and method for producing same

#1048
20210262074
2021-08-26

MULTI NANO-PRECIPITATE STRENGTHENED AUSTENITIC STEEL

#1049
20210262053
2021-08-26

High-strength and corrosion-resistant sucker rod and preparation process thereof

#1050
20210262051
2021-08-26

Steel material and method for producing steel material

#1051
20210262050
2021-08-26

MODIFIED HIGH SPEED STEEL PARTICLE, POWDER METALLURGY METHOD USING THE SAME, AND SINTERED PART OBTAINED THEREFROM

#1052
20210238719
2021-08-05

High-strength hot-rolled coated steel sheet

#1053
20210238705
2021-08-05

Martensitic stainless steel material

#1054
20210238703
2021-08-05

EDGE FORMABILITY IN METALLIC ALLOYS

#1055
20210230712
2021-07-29

Zinc-plated steel sheet and manufacturing method thereof

#1056
20210222266
2021-07-22

Cold-rolled low-density steel sheet having excellent phosphorability, and manufacturing method therefor

#1057
20210222265
2021-07-22

PRESS HARDENING STEEL WITH HIGH OXIDATION RESISTANCE

#1058
20210214825
2021-07-15

AUSTENITIC STAINLESS ALLOY WITH SUPERIOR CORROSION RESISTANCE

#1059
20210214818
2021-07-15

Steel for hot stamping, hot stamping process and hot stamped component

#1060
20210214817
2021-07-15

STEEL ALLOY AND METHOD FOR HEAT TREATING A STEEL ALLOY ARTICLE

#1061
20210213708
2021-07-15

Steel material composite, method for producing a component, and use

#1062
20210207239
2021-07-08

REDUCING ORDERED GROWTH IN SOFT-MAGNETIC Fe-Co ALLOYS

#1063
20210207237
2021-07-08

Cu-CONTAINING LOW ALLOY STEEL EXCELLENT IN TOUGHNESS OF WELD HEAT AFFECTED ZONE, AND METHOD FOR MANUFACTURING THE SAME

#1064
20210207236
2021-07-08

Cold rolled heat treated steel sheet and a method of manufacturing thereof

#1065
20210207235
2021-07-08

STEEL SHEET FOR CARBURIZING, AND METHOD FOR MANUFACTURING STEEL SHEET FOR CARBURIZING

#1066
20210207234
2021-07-08

High-strength steel sheet and method for manufacturing the same

#1067
20210207232
2021-07-08

Martensitic stainless steel seamless pipe for oil country tubular goods, and method for manufacturing same

#1068
20210202144
2021-07-01

Soft magnetic alloy, soft magnetic alloy ribbon, method of manufacturing soft magnetic alloy ribbon, magnetic core, and component

#1069
20210202143
2021-07-01

Grain-oriented electrical steel sheet and method for manufacturing grain-oriented electrical steel sheet

#1070
20210198764
2021-07-01

Martensitic stainless steel seamless pipe for oil country tubular goods, and method for manufacturing same

#1071
20210198763
2021-07-01

Personal ornament and method for producing personal ornament

#1072
20210198762
2021-07-01

ULTRA-HIGH STRENGTH ALLOY

#1073
20210189537
2021-06-24

Austenitic stainless steel and reactor internal structure

#1074
20210189535
2021-06-24

Nickel-containing steel for low temperature

#1075
20210189533
2021-06-24

Austenitic steel material having excellent hot workability and manufacturing method therefor

#1076
20210189517
2021-06-24

Sheet Metal Part Formed from a Steel Having a High Tensile Strength and Method for Manufacturing Said Sheet Metal Part

#1077
20210189516
2021-06-24

Tube product, hollow carrier of perforating gun and method of manufacturing the tube product

#1078
20210189514
2021-06-24

STEEL ALLOY

#1079
20210187906
2021-06-24

High performance press-hardened steel assembly

#1080
20210180152
2021-06-17

WIRE ROD AND STEEL WIRE FOR SPRING, HAVING ENHANCED TOUGHNESS AND CORROSION FATIGUE PROPERTIES, AND RESPECTIVE MANUFACTURING METHODS THEREFOR

#1081
20210180151
2021-06-17

Method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, and method for producing heat-treated sheet

#1082
20210180150
2021-06-17

Ultrahigh-strength and high-ductility steel sheet having excellent cold formability

#1083
20210180149
2021-06-17

Steel pipe and method for producing steel pipe

#1084
20210180148
2021-06-17

Lightweight door beam, composition thereof and method of manufacturing the same

#1085
20210180147
2021-06-17

Non-oriented electrical steel sheet with excellent magnetic properties and manufacturing method thereof

#1086
20210172036
2021-06-10

Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet

#1087
20210164761
2021-06-03

SAFETY STEEL OR WEAR-RESISTANT STEEL, AND USE

#1088
20210164070
2021-06-03

Hot rolled coated steel sheet having high strength, high formability, excellent bake hardenability and method of manufacturing same

#1089
20210164068
2021-06-03

STEEL MATERIAL HAVING EXCELLENT WEAR RESISTANCE AND MANUFACTURING METHOD

#1090
20210164067
2021-06-03

HIGH-MN STEEL AND METHOD FOR MANUFACTURING SAME

#1091
20210156001
2021-05-27

WELDING BASE METAL FOR RECYCLING RAILWAY WHEEL AND METHOD FOR RECYCLING RAILWAY WHEEL USING THE SAME

#1092
20210155999
2021-05-27

Zinc-plated steel sheet and manufacturing method thereof

#1093
20210155998
2021-05-27

Martensitic stainless steel sheet, method for manufacturing same, and spring member

#1094
20210155997
2021-05-27

Method for producing a steel component provided with a coating, and steel component

#1095
20210147957
2021-05-20

Method for producing hot-rolled steel sheet and method for producing cold-rolled full hard steel sheet

#1096
20210140726
2021-05-13

Air conditioner

#1097
20210140008
2021-05-13

METHOD FOR PRODUCING A HOT OR COLD STRIP AND/OR A FLEXIBLY ROLLED FLAT STEEL PRODUCT MADE OF A HIGH-STRENGTH MANGANESE STEEL AND FLAT STEEL PRODUCT PRODUCED BY SAID METHOD

#1098
20210140007
2021-05-13

High-strength hot rolled steel sheet and method for manufacturing same

#1099
20210140006
2021-05-13

Plated steel sheet for hot press forming having excellent impact property, hot press formed part, and manufacturing method thereof

#1100
20210130921
2021-05-06

Manufacturing method for hot rolled steel sheet

#1101
20210130920
2021-05-06

High-strength galvanized steel sheet, high strength member, and method for manufacturing the same

#1102
20210130919
2021-05-06

Hot-pressed steel sheet member and method for producing same

#1103
20210129491
2021-05-06

High-strength hot-rolled coated steel sheet

#1104
20210123116
2021-04-29

Duplex stainless steel strip and method for producing thereof

#1105
20210123114
2021-04-29

Method for forming a cold rolled, coated and post batch annealed steel sheet

#1106
20210115966
2021-04-22

INDUCTION-HARDENED CRANKSHAFT AND METHOD OF MANUFACTURING ROUGHLY SHAPED MATERIAL FOR INDUCTION-HARDENED CRANKSHAFT

#1107
20210115543
2021-04-22

Stainless steel material, constituting component, cell, and fuel cell stack

#1108
20210115542
2021-04-22

High-strength steel sheet and high-strength galvanized steel sheet

#1109
20210115541
2021-04-22

High-strength steel sheet and method for manufacturing same

#1110
20210115530
2021-04-22

Cold-rolled steel sheet and method for manufacturing the same, and cold-rolled steel sheet for annealing

#1111
20210115529
2021-04-22

High-strength galvanized steel sheet, high strength member, and method for manufacturing the same

#1112
20210108296
2021-04-15

Non-oriented electrical steel sheet

#1113
20210108283
2021-04-15

Ferrite-based stainless steel plate, steel pipe, and production method therefor

#1114
20210108282
2021-04-15

High-strength steel sheet and production method thereof

#1115
20210102283
2021-04-08

Steel for nitrocarburizing and nitrocarburized component, and methods of producing same

#1116
20210102279
2021-04-08

FERRITIC STAINLESS STEEL

#1117
20210102277
2021-04-08

Rail and method for manufacturing same

#1118
20210102270
2021-04-08

Hot stamped article

#1119
20210102269
2021-04-08

ROLLED H-SHAPE STEEL AND MANUFACTURING METHOD THEREOF

#1120
20210095357
2021-04-01

METHOD FOR PRODUCING A HIGH STRENGTH COATED STEEL SHEET HAVING IMPROVED STRENGTH AND DUCTILITY AND OBTAINED SHEET

#1121
20210095356
2021-04-01

Steel sheet and manufacturing method therefor

#1122
20210087662
2021-03-25

Metal Sheet Component, Manufactured by Hot Forming a Flat Steel Product and Method for Its Manufacture

#1123
20210087660
2021-03-25

Ferritic stainless steel having excellent high-temperature oxidation resistance, and manufacturing method therefor

#1124
20210087650
2021-03-25

Ultra-high strength weathering steel for hot-stamping applications

#1125
20210087649
2021-03-25

Ultra-high strength weathering steel piles and structural foundations with bending resistance

#1126
20210087646
2021-03-25

High strength and high formability steel sheet and manufacturing method

#1127
20210086315
2021-03-25

High chromium creep resistant weld metal for arc welding of thick walled steel members

#1128
20210079493
2021-03-18

Electrical steel strip that can be but doesn't have to be reannealed

#1129
20210079491
2021-03-18

Wire rod for cold heading, processed product using same, and manufacturing method therefor

#1130
20210071280
2021-03-11

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#1131
20210071279
2021-03-11

Structural steel having excellent brittle crack propagation resistance, and manufacturing method therefor

#1132
20210071278
2021-03-11

HIGH YIELD RATIO-TYPE HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#1133
20210071277
2021-03-11

Steel sheet with excellent bake hardening properties and plating adhesion and manufacturing method therefor

#1134
20210062313
2021-03-04

HOT-ROLLED STEEL SHEET HAVING EXCELLENT IMPACT RESISTANCE, STEEL PIPE, MEMBER, AND MANUFACTURING METHODS THEREFOR

#1135
20210062311
2021-03-04

NPR steel material for rock bolt and production method thereof

#1136
20210062289
2021-03-04

Hot-rolled steel sheet and production method therefor

#1137
20210062288
2021-03-04

High-strength cold-rolled steel sheet and manufacturing method therefor

#1138
20210062286
2021-03-04

Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet

#1139
20210062285
2021-03-04

Steel material showing excellent hydrogen-induced cracking resistance and method for preparing same

#1140
20210062284
2021-03-04

Non-oriented electrical steel sheet and method for preparing same

#1141
20210062283
2021-03-04

Cold-rolled steel sheet having excellent high-temperature properties and room-temperature workability

#1142
20210054866
2021-02-25

BIMETALLIC SCREW WITH MARTENSITICALLY HARDENABLE STEEL

#1143
20210054488
2021-02-25

STEEL PLATE FOR HOT STAMPING

#1144
20210054478
2021-02-25

High-ductility high-strength steel sheet and method for producing the same

#1145
20210054473
2021-02-25

STEEL COMPOSITION IN ACCORDANCE WITH API 5L PSL-2 SPECIFICATION FOR X-65 GRADE HAVING ENHANCED HYDROGEN INDUCED CRACKING (HIC) RESISTANCE, AND METHOD OF MANUFACTURING THE STEEL THEREOF

#1146
20210047716
2021-02-18

Galvannealed steel sheet

#1147
20210047714
2021-02-18

Steel material suitable for use in sour environment

#1148
20210047707
2021-02-18

Method for producing an ultra high strength galvannealed steel sheet and obtained galvannealed steel sheet

#1149
20210047705
2021-02-18

Carbide-free bainite and retained austenite steels, producing method and applications of same

#1150
20210043345
2021-02-11

Grain-oriented electrical steel sheet and method for producing grain-oriented electrical steel sheet

#1151
20210040592
2021-02-11

Hot stamped article

#1152
20210040576
2021-02-11

High strength steel sheet having excellent formability and a method of manufacturing the steel sheet

#1153
20210032719
2021-02-04

METHOD OF PRODUCING A COLD DRAWN WIRE

#1154
20210032717
2021-02-04

HIGH-STRENGTH HIGH-TOUGHNESS AND WEAR-RESISTANT COMPOSITE STEEL PLATE AND MANUFACTURING METHOD THEREFOR

#1155
20210032714
2021-02-04

Method of shaping an article from a zinc or zinc alloy coated steel blank

#1156
20210032713
2021-02-04

METHOD OF PRODUCTION OF STEEL PARTS BY QUENCHING WITH TEMPERATURE EQUALIZATION AT MS

#1157
20210025041
2021-01-28

Method of production of a cold rolled and heat treated steel sheet to produce vehicle parts

#1158
20210025024
2021-01-28

High strength hot rolled or cold rolled and annealed steel and method of producing it

#1159
20210025022
2021-01-28

Ferritic stainless steel and method for manufacturing same, ferritic stainless steel sheet and method for manufacturing same, and fuel cell member

#1160
20210025020
2021-01-28

Low temperature resistant oil casing having high strength and high toughness, and manufacturing method thereof

#1161
20210017623
2021-01-21

Metal sheet, method of producing metal sheet, method of producing molded product of metal sheet, and molded product of metal sheet

#1162
20210017622
2021-01-21

Hot dip galvanized steel sheet and hot dip galvannealed steel sheet

#1163
20210017621
2021-01-21

Alloyed hot-dip galvanized steel sheet and alloyed hot-dip galvanized steel sheet production method

#1164
20210017620
2021-01-21

Steel sheet and manufacturing method therefor

#1165
20210017618
2021-01-21

Bolt and fastened structure

#1166
20210010117
2021-01-14

Forged part of bainitic steel and a method of manufacturing thereof

#1167
20210010101
2021-01-14

High-strength steel sheet and method for manufacturing same

#1168
20210010100
2021-01-14

High-strength hot-dip galvannealed steel sheet and method for producing same

#1169
20210010099
2021-01-14

Steel material suitable for use in sour environment

#1170
20210010098
2021-01-14

Hot-rolled steel sheet having excellent durability and method for manufacturing same

#1171
20210002740
2021-01-07

Cold rolled steel sheet and a method of manufacturing thereof

#1172
20210001425
2021-01-07

Electric resistance welded steel pipe for producing hollow stabilizer, hollow stabilizer, and production methods for same

#1173
20200407833
2020-12-31

Zinc-plated steel sheet for hot stamping and production method therefor

#1174
20200407818
2020-12-31

High-strength steel sheet, high-strength galvanized steel sheet, method for producing high-strength steel sheet, and method for producing high-strength galvanized steel sheet

#1175
20200407817
2020-12-31

Cold rolled and heat treated steel sheet and a method of manufacturing thereof

#1176
20200407816
2020-12-31

Bearing steel component, and steel bar for bearing steel component

#1177
20200407815
2020-12-31

STEEL

#1178
20200399774
2020-12-24

Method for the manufacture of a coated steel sheet

#1179
20200399733
2020-12-24

Method for manufacturing a high-strength steel sheet and sheet obtained by the method

#1180
20200399732
2020-12-24

Grain-oriented electrical steel sheet and method for producing thereof

#1181
20200399731
2020-12-24

Non-oriented electrical steel sheet

#1182
20200399730
2020-12-24

Cold rolled steel sheet and method for manufacturing the same

#1183
20200399729
2020-12-24

High strength steel sheet having excellent formability and manufacturing method thereof

#1184
20200399728
2020-12-24

Continuous hot rolled coil for high collapse-resistant sew petroleum casing and manufacturing method thereof

#1185
20200392598
2020-12-17

High-strength cold-rolled steel sheet and method for manufacturing same

#1186
20200392596
2020-12-17

Cold rolled and coated steel sheet and a method of manufacturing thereof

#1187
20200392594
2020-12-17

High pressure and corrosion resistant steel and preparation method and application thereof

#1188
20200392593
2020-12-17

Method for producing an article from a maraging steel

#1189
20200387685
2020-12-10

Method for producing a hot strip of a bainitic multi-phase steel having a Zn—Mg—Al coating, and a corresponding hot strip

#1190
20200385839
2020-12-10

Hot-rolled steel plate and method for manufacturing same

#1191
20200385836
2020-12-10

Hot stamped component, precoated steel sheet used for hot stamping and hot stamping process

#1192
20200385835
2020-12-10

HOT-ROLLED AND ANNEALED FERRITIC STAINLESS STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

#1193
20200385833
2020-12-10

Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same

#1194
20200377965
2020-12-03

Method for manufacturing high-carbon bearing steel and high-carbon bearing steel manufactured therefrom

#1195
20200377963
2020-12-03

PLATED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY, STRENGTH AND DUCTILITY

#1196
20200370152
2020-11-26

Ultra-fine grained steels having corrosion- fatigue resistance

#1197
20200370142
2020-11-26

DRAWN STEEL WIRE

#1198
20200370141
2020-11-26

Cold rolled and annealed steel sheet and method of manufacturing the same

#1199
20200370140
2020-11-26

Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same

#1200
20200360978
2020-11-19

Method for straightening of a FeCrAl alloy tube